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Kalam Academy, No.S.186, Paper Mills Road, Peravallur (Opp.to Agaram Junction) perambur, Chennai-82

KALAM IAS ACADEMY

GROUP-IV - 2019

REVISION TEST

SCIENCE

1. What is the SI unit of the Planck‟s constant? a. watt second b. watt per second c. joule second d. joule per second gpshq;]; khwpypapd; SI myF vd;d a. thl; epkplk; b. thl;/epkplk; c. [{y; epkplk; d. [_y;/epkplk;

2. A rocket works on the principle of conservation of a. mass b. energy c. linar momentum d. angular momentum ve;j khwh tpjpapd; %yk; uhf;nfl; xd;W nray;gLfpwJ a. epiw b. Mw;wy; c. ePs; ce;jk; d. Nfhz ce;jk;

3. The relative density of a liquids is measured by using an instrument called a. altimeter b. i`l;NuhkPl;lh; c. ghNuhkPl;lh; d. fhy;tNdhkPl;lh; jputj;jpd; xg;glh;j;jp msf;Fk; fUtp vt;thW miof;fg;gLfpwJ a. my;bkPl;lh; b. hydrometer c. barometer d. galvanometer

4. In a barometer, mercury is preferred over water because a. mercury is a good conductor of heat but water is not b. mercury has high density and low vapour pressure c. mercury is shiny and therefore its level can be easily read d. mercury is a metal in the liquid form ghNuhkPl;lhpy; ePUf;F gjpyhf ghjurk; rpwe;jjhf fUjg;gLfpwJ> Vnddpy; a. ePiuf; tpl ghjurk; xU rpwe;j ntg;gflj;jp

b. ghjurk; mjpf mlh;j;jp kw;Wk; Fiwe;j thA mOj;jj;ijf; nfhz;Ls;sJ

c. ghjurk; gygyg;ghf cs;sjhy; mjDila msit vspjhf ghh;f;fKbfpwJ

d. jput epiyapy; ghjurk; cNyhf epiyapy; ,Ug;gjhy;

5. How many calories of heat are required to completely evaporate 1 gram of ice at 0º C? a. 620 b. 720 c. 820 d. 920 00 ntg;gepiyapy; 1 fpuhk; gdpf;fl;b KOtJkhf Mtpahtjw;F Njitg;gLk; fNyhhp ntg;gk; a. 620 b. 720 c. 820 d. 920

6. The density of water is maximum when it temperature is a. 0º C b. 4º C c. 37º C d. 100º C ePhpd; mlh;j;jp ve;j ntg;gepiyapy; kpf mjpfkhf ,Uf;Fk; a. 0º C b. 4º C c. 37º C d. 100º C

7. Choose the only wrong statement from the following: a. light is a form of energy b. light is an electromagnetic wave c. the speed of light in air is greater than that of sound d. like sound, light cannot travel

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fPo;fz;ltw;wpypUe;J jtwhdtw;iw Njh;e;njL a. xsp vd;gJ Mw;wypd; xU tif b. xsp vd;gJ xU kpd;fhe;j miy c. fhw;wpy; xspapd; Ntfk; xypapd; Ntfj;ij tpl mjpfk;

d. xypiag;Nghy; xspahdJ gazpf;fhJ

8. Which of the following will undergo a change when light is reflected from a

mirror? a. amplitude b. frequency c. wavelength d. speed xspahdJ Mbapy; gl;L tpyfy; milAk; nghOJ fPo;fz;ltw;wpy; vjpy; khw;wk; Vw;gLfpwJ a. tPr;R b. miyTvz; c. miyePsk; d. Ntfk;

9. A person climbing a hill bends forward in order to a. avoid slipping b. increases speed c. reduce fatigue d. increases stability kiyNaWk; xUtd; Kd;Ndhf;fp tistjw;fhd fhuzk;

a. rWf;Ftijj; jtpw;f b. Ntfj;ijf; $l;Ltjw;F c. Nrhh;itj; jtpw;f d. epiyg;Gj; jd;ikia mjpfhpf;f

10. In a barometer, mercury is preferred over water because

a. mercury is good conductor of heat b. mercury is shining and there fore its level can be read easily c. mercury is available in pure form d. mercury has high density and low vapour pressure

ghNuhkPl;lhpy; ePiuf; fhl;bYk; ghjurNk rpwe;jJ Vnddpy; a. ghjurk; xU rpwe;j ntg;gf;flj;jp

b. ghjurk; gsgsg;ghf ,Ug;gjhy; mjid vspjhf mstplyhk;

c. ghjurk; J}a epiyapy; fpilg;gjhy;

d. ghjurk; mjpf mlh;j;jp Fiwe;j ePuhtp mOj;jKk; nfhz;Ls;sJ

11. Raindrops are spherical due to a. Viscosity of water b. Surface tension c. Continuous evaporation d. Air friction kioj;Jspfs; cUz;lilahf ,Ug;gjw;fhf fhuzk;

a. ePh;g;ghF epiy b. gug;G ,Otpir c. njhlhr;rpahd Mtpahjy; d. fhw;wpd; cuha;T

12. The hygrometer is an instrument to measure a. the relative density of liquids b. the purity of milk c. relative humidity d. atmospheric pressure i`f;NuhkPl;lh; fUtp vjid mstplg;gad;gLfpwJ

a. jputj;jpd; xg;glh;j;jpia mstpl b. ghypd; J}a jd;ikia mstpl c. xg;G <ug;gjj;ij mstpl d. tspkz;ly mOj;jj;ij mstpl

13. Which part of the sun is visible during total solar eclipse? a. no part b. corona c. chromosphere d. photosphere KOr; #hpafpu`zj;jpd; NghJ #hpadpd; ve;jg;gFjpiaf; fhz ,aYk;

a. vg;gFjpAk; ,y;iy b. #hpdpd; Kbtl;lg;gFjp c. #hpadpd; ntspg;Gw mLf;F d. #hpadpd; xsp ntspg;gFjp

14. The type of mirror used in the headlamps of car is the a. plane mirror b. spherical convex mirror c. spherical concave mirror d. parabolic concave mirror




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thfdq;fspd; ikatpsf;fpy; gad;gLj;jg;gLk; fz;zhb a. rkjs Mb b. Nfhs Ftpahb c. Nfhs Ftpahb d. ghuNghypf; Fopahb

15. Which of the following is a semiconductor? a. phosphours b. wood c. silicon d. glass fPo;fz;ltw;wpy; vJ Fiw flj;jp; a. gh];gu]; b. kuk; c. rpypf;fhd; d. fz;zhb 16. „IC chips‟ for computers are usually made of a. lead b. silicon c. chromium d. gold fzpg;nghwpapy; gad;gLk; Irp rpg;]; vjd; %yk; jhahpf;fg;gLfpwJ a. <ak; b. rpypfhd; c. FNuhkpak; d. jq;fk; 17. In our houses we get 220 V ac. The value 220 represents a. Constant voltage b. effective voltage c. average voltage d. peak voltage ek; tPLfspy; ruhrhpahf ngWk; kpd;dsT 220 V ac. 220 vd;w kjpg;G vijf; Fwpf;fpwJ

a. epiyahd Nthy;Nl[; b. rf;jptha;e;j Nthy;Nl[; c. ruhrhp Nthy;Nl[; d. mjpfgl;r Nthy;Nl[;

18. In an electrical circuit, a fuse is connected

a. in the live wire b. in the neutral wire c. in the earth wire d. anywhere – it makes no difference

kpd;Rw;wpy; gpa+]; (fuse) vjDld; njhlh;GilaJ a. caph; kpd; fk;gpfSld; b. epiyahd kpd; fk;gpfSld; c. Gtp kpd; fk;gpfSld; d. vjpYk; NtWghby;yhjJ

19. The effective radius of atom is a. 10-6 m b. 10-10 m c. 10-14 m d. 10 -15m

rf;jp tha;e;j mZ Muk; vd;gJ a. 10-6 m b. 10-10 m c. 10-14 m d. 10 -15m

20. Radio isotopes are

a. isotopes that are radioactive b. some nuclei where emit radio waves c. isotopes used in radio sets d. none of these

NubNah INrhNlhg;Gfs; vd;gJ a. fjphpaf;f INrhNlhg;Gfs;

b. fjph; miyfis ntspapLk; rpy mZf;fs;

c. NubNahf;fspy; gad;gLtJ

d. ,it VJk; ,y;iy

21. Radiocarbon dating technique is used to estimate the age of a. rocks b. soil c. fossils d. buildings fjphpaf;f fhh;gd; fzpg;G Kiw vjd; taij kjpg;gpl gad;gLfpwJ

a. ghiw b. kz; c. fw;gbAWtq;fs; d. fl;blk;




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22. Fission reaction takes place in a. a nuclear reactor only b. an atomic bomb only c. a reactor as well as an atomic bomb d. the sun mZg;gpsT tpid vq;Nf epfOk;

a. cl;fUtpidahf;fpapy; kl;Lk; b. mZ Fz;by; kl;Lk; c. mZ ciy kw;Wk; mZ Fz;L d. #hpadpy;

23. Enriched uranium means uranium that has been enriched in isotope a. uranium – 233 b. uranium – 235 c. uranium – 238 d. uranium – 239 nrwpt+l;lg;gl;l ANudpak; vd;gJ nrwpt+l;lg;gl;l ve;j ANudpak; INrhNlhg;Gfshy; MdJ

24. The unit of astronomical distances is the a. angstrom b. Kilometer c. nautical mile d. light year thdpay; J}uq;fis msf;f cjTk; myF

a. Mq;];l;uhk; b. fpNyhkPl;lh; c. fly;; njhiyT d. xspahz;L

25. The solar system belongs to the galaxy caused a. Andromeda nebula b. Milky Way c. Radio galaxy d. Magellanic cloud

#hpakz;lyk; ve;j el;r;rj;jpu $l;lj;ijr; rhh;e;jJ a. Mz;l;Nuhnklh Gifkq;fs; b. ghy;top c. NubNah el;rj;jpu $l;lk; d. nkfydpf; Nkfq;fs;

26. Which of the following is used as a lubricant is heavy machines? a. Bauxite b. Sulphur c. Phosphorus d. Graphite kpfg;nghpa ve;jpuq;fspy; vg;nghUs; caT vz;nza;ahf gad;gLfpwJ

a. ghf;i]l; b. ry;gh; c. gh];gu]; d. fpuhigl;

27. A barometer can be used for 1. measuring atmospheric pressure 2. determining altitudes 3. measuring density of liquids 4. weather forecasting a. only 1 b. 1, 2, and 4 c. 1 and 4 d. all the four

ghNuhkPl;lh; vjw;F gad;gLfpwJ 1. tspkz;ly mOj;jj;ij mstpl 2. cauj;ij mstpl 3. jputj;jpd; mlh;j;jpia mstpl 4. thdpiy Kd;dwptpg;gpw;F a. 1 kl;Lk; b. 1> 2 kw;Wk; 4 c. 1 kw;Wk; 4 d. midj;Jk;

28. Match list I with List Ii and select the correct answer using the codes given below the lists.

List I List II

(Device) (Measure)

A. Fathometer 1. Pressure of a gas

B. Dasymeter 2. Depth of sea

C. Manometer 3. Low Temperatures

D. Cryometer 4. Density of a gas

a. ANudpak; - 233 b. ANudpak; - 235 c. ANudpak; - 238 d. ANudpak; - 239




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A B C D (a) 2 4 1 3 (b) 4 2 3 1 (c) 4 2 1 3 (d) 2 4 3 1

fPo;fz;ltw;iw nghUj;Jf fUtp mstPL

A. ghj;Njh kPl;lh; B. tspalh;j;jp khdp C. khNdh kPl;lh; D. f;iuNah kPl;lh;

1. thAtpd; mOj;jj;ij mstpl 2. flypd; Moj;ij mstpl 3. Fiw ntg;gepiyia mstpl 4. thAtpd; mlh;j;jpia mstpl

A B C D

a. 2 4 1 3 b. 4 2 3 1 c. 4 2 1 3 d. 2 4 3 1

29. Which of the following are semiconductors? 1. Silicon 2. Ceramic 3. Germanium 4. Quartz a. 2 and 4 b. 1 and 3 c. 1, 3 and 4 d. all the four fPo;fz;ltw;wpy; vit Fiwflj;jpfs;

1. rpypf;fhd; 2. nruhkpf; 3. n[h;khdpak; 4. Fthl;]; a. 2 kl;Lk; 4 b. 1 kw;Wk; 3 c. 1> 3 kw;Wk; 4 d. midj;Jk;

30. Match list I with List II and select the correct answer using the codes below List I List II (Scientist) (discovery) A. Copernicus 1. Moons of Jupiter B. Kepler 2. Law of gravitation C. Galileo 3. Heliocentric theory D. Newton 4. Law of planetary motion

Codes: A B C D (a) 1 2 3 4 (b) 4 3 1 2 (c) 3 1 4 2 (d) 3 4 1 2 fPo;fz;ltw;iw nghUj;Jf

tpQ;Qhdp fz;Lgpbg;G A. Nfhg;gh; epf;f]; B. nfg;yh; C. fypypNah D. epAl;ld;

1. tpahodpd; re;jpud; 2. GtpaPh;g;G tpjp 3. `PypNahnrd;hpf; Nfhl;ghL 4. Nfhs; ,af;f tpjpfs;

A B C D

a. 1 2 3 4 b. 4 3 1 2 c. 3 1 4 2 d. 3 4 1 2




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31. The elements 30Si14, 31P15 and 32S16 are called a. isotones b. isobars c. isotopes d. mirror nuclei jdpkk; 30Si14,

31P15, kw;Wk; 32S16 vt;thW miof;fg;gLfpwJ

a. INrhNlhd;fs; b. INrhghh;fs; c. INrhNlhg;Gfs; d. epa+f;spahd;fs;

32. The most abundant gas in the atmosphere is a. carbon dioxide b. helium c. nitrogen d. oxygen tspkz;lyj;jpy; fhzg;gLk; kpFjpahd thA

a. fhh;gd; il Mf;i]L b. ̀ Pypak; c. iel;u[d; d. Mf;[p]d;

33. „Fixation of nitrogen‟ implies

a. the liquefaction of nitrogen b. the conversion of atmospheric nitrogen into useful compounds c. the conversion of nitrogen into amines d. the solidification of nitrogen gas of the atmosphere

iel;u[id epiyg;gLj;Jjy; vd;gjd; nghUs; a. iel;u[id ePh;kkhf;fy; b. tspkz;ly iel;u[id

gaDs;s Nrh;kkhf khw;Wjy; c. iel;u[id mikdhf khw;Wjy; d. tspkz;ly iel;u[id

jpz;kkhf;fs; 34. The substance that is added to make natural rubber strong and more

bouncy is a. polythene b. sponge c. sulphur d. chlorine ,aw;ifapy; fpilf;Fk; ug;gh; cWjpahfTk; nefpo;Tj; jd;ik ngUFtjw;Fk; Nrh;f;fg;gLk; nghUs;

a. ghypj;jPd; b. flw;gQ;R c. ry;gh; d. FNshhpd;

35. In natural gas, the compound present in major amounts is made up of hydrogen and

a. sulphur b. carbon c. oxygen d. nitrogen ,aw;if thAtpy; i`l;u[Dld; NtW ve;jr; Nrh;kq;fs; mjpf mstpy; fye;Js;sd a. ry;gh; b. fhh;gd; c. Mf;[p]d; d. iel;u[d;

36. The compound solution in water has a pH value of lower than seven is a. ethanol b. sugar c. common salt d. vinegar ePhpd; fiurypy; pH d; kjpg;G 7 I tpl Fiwthf ,Ug;gJ

a. vj;jdhy; b. rh;f;fiu c. rhjhuz cg;G d. tpdpfh;

37. The gases used in the manufacture of ammonia are a. nitrogen and oxygen b. oxygen and nitric oxide c. nitrogen and methane d. nitrogen and hydrogen mk;Nkhdpah jhahhpf;fg; gad;gLk; thA

a. iel;u[d; kw;Wk; Mf;[p]d; b. Mf;[p]d; kw;Wk; iel;hpf; Mf;i]L

c. iel;u[d; kw;Wk; kPj;Njd; d. iel;u[d; kw;Wk; i`l;u[d;

38. For respiration, deep – sea diverse use a mixture of a. oxygen and carbon dioxide b. hydrogen and oxygen c. oxygen and nitrogen d. oxygen and helium




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Mo;flypy; ePe;Jgth;fs; Rthrpg;gjw;F gad;gLj;Jk; thAf;fyit a. Mf;[p]d; kw;Wk; fhh;gd; il Mf;i]L

b. i`l;u[d; kw;Wk; Mf;[p]d;

c. Mf;[p]d; kw;Wk; iel;u[d; d. Mf;[p]d; kw;Wk; `Pypak;

39. The substance most commonly used as a food preservative is a. sodium bicarbonate b. tartaric acid c. acetic acid d. benzoic acid czitg; gjg;gLj;Jtjw;F nghJthf gad;gLk; nghUs;

a. Nrhbak; ig fhh;gNdl; b. lhh;lhhpf; mkpyk; c. mrpbf; mkpyk; d. ngd;rhapf; mkpyk;

40. The bacteria responsible for „nitrogen fixation‟ is found in the roots of a. grass b. citrus plants c. leguminous plants d. neem tree iel;u[id epiyg;gLj;JjYf;F fhuzkhd ghf;Bhpah ve;jj; jhtuj;jpd; Nthpy; fhzg;gLfpwJ

a. Gy; b. rpl;u]; jhtuk; c. nyFkpd]; jhtuk; d. Ntk;G kuk;

41. In hospitals, the oxygen tubes for respiration contain oxygen and a. nitrogen b. helium c. argon d. carbon dioxide kUj;Jtkidapy; Rthrj;jpw;fhf gad;gLj;jg;gLk; Mf;[p]d; Foha;fspy; fye;Js;s thA Mf;rp[d; kw;Wk;

a. iel;u[d; b. ̀ Pypak; c. Mh;fhd; d. fhh;gd; il Mf;i]L

42. In refrigerators, the liquid used as refrigerant is a. liquid carbon dioxide b. liquid nitrogen c. liquid ammonia d. super – cooled water Fsph;rhjdg;ngl;bapy; FspUl;bahf gad;gLk; jputk;

a. ePh;j;j fhh;gd; il Mf;i]L b. ePh;j;j iel;u[d; c. ePh;k mk;Nkhdpah d. kP Fsph;tpf;fg;gl;l ePh;

43. The compound used as antifreeze is a. water b. ethyl alcohol c. glycol d. methanol ve;jr; Nrh;kk; ciwjiyj; jLf;f gad;gLfpwJ

a. ePh; b. vj;jpy; My;f`hy; c. fpisf;fhy; d. nkj;jdhy;

44. In order to lower the temperature below 0º C, the substance mixed with ice is

a. sodium chloride b. sodium carbonate c. magnesium sulphate d. lime ve;jg; nghUis gdpf;fl;bAld; Nrh;g;gjhy; 00C f;F fPo; ntg;gepiyiaf; Fiwf;fyhk;

a. Nrhbak; FNshiuL b. Nrhbak; fhh;gNdl; c. kf;dPrpak; ry;Ngl; d. vYkpr;irr; rhW

45. “Aqua regia” is a mixture of a. HCl and H2SO4 b. HCl and HNO3 c. HCl and HBr d. HCl and HF ,uh[ jpuhtfk; vd;gJ vjd; fyit

a. HCL kw;Wk; H2SO4 b. HCL kw;Wk; HNO3 c. HCL kw;Wk; HBr d. HCL kw;Wk; HF




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46. Ammonia is prepared commercially by the a. Oswald process b. Hall process c. Haber process d. Contact process th;j;jfj;jpw;F gad;gLj;jg;gLk; mk;Nkhdpah ve;j Kiwapy; jhahhpf;fg;gLfpwJ

a. M];thy;L Kiw b. ̀ hy; Kiw c. N`gh; Kiw d. njhlh;G Kiw

47. Chemically „milk of magnesia‟ is a. magnesium carbonate b. sodium bicarbonate c. calcium hydroxide d. magnesium hydroxide kf;dPrpah ghy; vd;gJ

a. kf;dPrpak; fhh;gNdl; b. Nrhbak; ig fhh;gNdl; c. fhy;rpak; i`l;uhf;i]L d. kf;dPrpak; i`l;uhf;i]L

48. Match List I with List II List I List II A. Carbohydrate 1. Pepsin B. Enzyme 2. Starch C. Hormone 3. Keratin D. Protein 4. Progesterone The correct answer code is: A B C D a 1 2 3 4 b 2 1 4 3 c 2 1 3 4 d 1 2 4 3 fPo;fz;ltw;iw nghUj;Jf

A. fhh;Nghi`l;Nul; B.

vd;irk; C. `hh;Nkhd; D. GNuhl;bd;

1. ngg;rpd; 2.

];lhh;r; 3. nful;bd; 4. GNuhn[];bNuhd;

A B C D

a. 1 2 3 4 b. 2 1 4 3 c. 2 1 3 4 d. 1 2 4 3

49. A. Catalysts are not consumed during chemical reactions. R. Catalysts alter the rate of the reactions.

a. Both A and R are true and R is correct explanation of A b. Both A and R are true but R is not correct explanation of A c. A is true but R is false d. A is false but R is true

A. tpida+f;fpfs; Ntjptpidapd; NghJ khWtjpy;iy R.tpida+f;fpfs; Ntjptpidapd; Ntfj;ij khw;Wfpd;wd.

a. A kw;Wk; R cz;ik. NkYk; R vd;gJ A tpw;F chpa tpsf;fk;. b. A kw;Wk; R cz;ik. NkYk; R vd;gJ A tpw;F chpa tpsf;fkpy;iy. c. A cz;ik> Mdhy; R vd;gJ jtW. d. A vd;gJ jtW> Mdhy; R vd;gJ cz;ik




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50. A. Isotopes have same atomic number but different atomic masses. R. Isotopes differ in number of protons inside their nucleus.


A. INrhNlhg;Gfs; vd;gJ xNu khjphpahd mZ vz;izAk; Mdhy; NtWgl;l mZ epiwiaAk; nfhz;Ls;sJ.

R.INrhNlhg;Gfs; mjd; mZf;fUtpy; khWgl;l GNuhl;lhd; vz;fisf; nfhz;Ls;sJ


51. A. metals are good conductors of heat and electricity. R. Metals are malleable and ductile.


A. cNyhfq;fs; ntg;gj;ijAk; kpd;rhuj;ijAk; flj;Jtjpy; xU ew;flj;jpahFk; R.cNyhfq;fs; jflhfTk; fk;gpahfTk; vspjpy; khw;wf;$baJ


52. A. Sulphur is used in vulcanizing of rubber R. Sulphur exists in many allotropic forms.

a. Both A and R are true and R is correct explanation of A b. Both A and R are true but R is correct explanation of A c. A is true but R is false d. A is false but R is true

A. ry;gh; ug;giu ty;fidNr\d; nra;a gad;gLfpwJ R.ry;gh; gy may;Ntw;Wg;Gfs; tbtj;jpy; fpilf;fpwJ


53. Aspirin is a. an analgesic b. an antipyretic c. both analgesic and antipyretic d. a hypnotic M];gphpd; vd;gJ

a. typafw;Wk; kUe;J b. Mz;bighpbf; c. typafw;Wk; kUe;J kw;Wk; Mz;bighpbf;

d. ̀ pg;Ndhbf;

54. Trinitrotoluene (TNT) is a/an a. fertilizer b. explosive c. insecticide d. fungicide l;iuiel;NuhnlhYtd; (TNT) vd;gJ

a. cuk;; b. ntbkUe;J c. g+r;rpf;nfhy;yp d. g+Q;ir nfhy;yp




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55. Threat of „global warming‟ is increasing due to increasing concentration of a. O3 b. NO2 c. SO2 d. CO2

cyfntg;gkakhjy; Mgj;J mjpfkhtjw;F vJ fhuzk; a. O3 b. NO2 c. SO2 d. CO2

56. The substance(s)/material(s) used as water softner is/are a. zeolites b. quartz c. asbestos d. gypsum nkd;dPuhf khw;w gad;gLk; nghUs;

a. [pNahiyl; b. Fthh;l;]; c. M];g];lh]; d. [pg;rk;

57. Laughing gas is a. NO b. N2O3 c. N2O d. N2O5 rphpg;g+l;Lk; thA

a. NO b. N2O3 c. N2O d. N2O5

58. First synthetically prepared organic compound was a. glucose b. methane c. benzene d. urea Kjd; Kjypy; jhahhpf;fg;gl;l fhpkr; Nrh;kk;

a. FSf;Nfh]; b. kPj;Njd; c. ngd;Nrhd; d. a+hpah

59. A. Buffer solution resists changes in pH. R. Buffer solution changes pH only with addition of strong base.

a. Both A and R are true and R is correct explanation of A b. Both A and R are true but R is correct explanation of A c. A is true but R is incorrect. d. A is false but R is true

A. jhq;fy; fiury; pH kjpg;G khWtijj; jLf;fpwJ R.jhq;fy; fiurYld; rpwpjsT typikkpf;f fhuj;ijr; Nrh;f;Fk; nghOJ pH kjpg;G khWfpwJ.


60. The chemical used as a chemical weapon in the First World War is a. carbon monoxide b. hydrogen cyanide c. mustard gas d. water gas Kjy; cyfg;Nghhpy; gad;gLj;jg;gl;l MAjq;fspy; cs;s Ntjpg;nghUs;

a. fhh;gd; Nkhdhf;i]L b. i`l;u[d; raidL c. k];lh;L thA d. ePh; thA

61. fly; jhtuq;fspypUe;J ngwg;gLk; Kf;fpakhd nghUs;

A. ,Uk;G B. FNshhpd; C. GNuhkpd; D. mNahbd; Sea weeds are an important source of A. iron B. chlorine C. bromine D. iodine

62. #o;epiy khw;wq;fs;> kz; mhpg;G kw;Wk; kio msT Fiwjy; Mfpa khw;wq;fs;

cz;lhfg; nghpJk; fhuzkhd epfo;r;rp a. #o;epiy njhFg;G khw;wk; b. fhLfis mopj;jy;




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c. cyfk; ntg;gkiljy; d. gRik ,y;y tpisT

The climatic changes, soil erosion and decreased rainfall is due to A. eco system changes B. deforestation C. global warming D. green house effect

63. fPPo;f;fz;ltw;Ws; vJ Nfhvd;irkhf nray;gLfpwJ? A. Jj;jehfk; B. ypg;Ng]; C. ighplhf;rpd; D. iyrpd; Which of the following acts as a coenzyme? A. Zn++ B. Lipase C. Pyridoxin D. Lysine

64. xw;iwf; fyg;gpd; Gwj;Njhw;w tpfpjnkd;d? A. 1 : 1 : 1 : 1 B. 1 : 2 : 1 C. 3 : 1 D. 1 : 1 The phenotypic ratio of monohybrid cross is A. 1 : 1 : 1 : 1 B. 1 : 2 : 1 C. 3 : 1 D. 1 : 1

65. nry;ypaypy; gad;gLj;jg;gLk; kpfr;rpwpa msT

A. ikf;uhd; B. kpy;yp kPl;lh; C. Mq;f;];l;uhk; D. nuk; Smallest measuring unit in cytology is A. micron B. mm C. angstrom D. rem

66. Mf;rp[d; ,y;yhj #o;epiyapy; Muk;g fhyj;jpy; caph; Njhd;wpajhf ek;gg;gLfpwJ. fPNo nfhLf;fg;gl;Ls;s caphpdq;fspy; ve;j caphp ,e;jr; #o;epiyapy; tho KbAk;?

a. fhw;wpy;yhr; #o;epiyapy; eph;g;ge;jk; epiwe;j ghf;Bhpahf;fs; b. fl;lhakhf thOk; N`Nyhigl;]; c. iyf;nfd;]; d. ntg;gk; ehLk; ghrpfs;

It is believed that live evolved in its early stage under oxygen – free condition. Which of the following organisms might have been able to survive in that environment? A. obligate anaerobic bacteria B. obligate halophytes C. lichens D. thermophillic algae

67. m];dpahtpy; nghJthf ghypyh ,dg;ngUf;fk; eilngWtJ ,jdhy; A. gpuhf;nkd;Nlrd; B. nrhhpbah C. n[k;kh D. `hh;NkhNfhdpah The most common method of vegetative reproduction in usnes is A. fragmentation B. soredia C. gemmae D. hormogania

68. fPo;f;fz;l ve;j g+Q;ir ghuk;ghpa ,aypy; Muha;Tf;F gad;gLj;jg;gLfpwJ?

A. m];lh;[py;y]; B. epANuh];Nghuh C. [pg;ngnuy;yh D. ngdprpypak; Which of the fungi mentioned below is employed as a genetic tool? A. Aspergillus B. Neurospora C. Gibberella D. Penicillium

69. n`l;bNuhbiuf;f]; gof;fj;ij fhl;LtJ A. thr;rphpah B. bf;bNahl;lh C. vf;Nlhfhh;g]; D. ];igNuhifuh




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Heterotrichous habit is exhibited by A. Vaucheria B. Dictyota C. Eutocarpus D. Spirogyra

70. xspr;Nrh;f;if fPo;f;fz;l xspapy; eilngWtJ ,y;iy A. rpfg;G xsp B. ePy xsp C. GwCjh xsp D. gr;ir xsp Photosynthesis cannot take place in A. red light B. blue light c. ultraviolet light D. green light

71. fPo;f;fhZk; $w;Wfis Ma;f I. igdrpy; msT gy;fU tsh;r;rp fhzg;gLfpwJ II. igdrpy; jdp gy;fU tsh;r;rp kw;Wk; gpsT gy;fUtsh;r;rp Mfpa ,uz;Nk fhzg;gLfpd;wd III. igdrpy; gy;fU tsh;r;rp fhzg;gLtpy;iy IV. igdrpy; fUtsh;r;rp njspthf ,y;iy

A. IV kl;Lk; rhpahdJ B. III kl;Lk; rhpahdJ C. I kl;Lk; rhpahdJ D. II kl;Lk; rhpahJ

Consider the following statements: I. In pinus only cleavage polyembryony is seen II. In pinus both simple polyembryony and cleavage polyembryony are present III. In pinus polyembryony is not seen IV. In pinus embryogenesis is not clear. Of the statements: A. IV alone is correct B. III alone is correct C. I alone is correct D. II alone is correct

72. fhL mopjYf;fhd fhuzk; ahJ? a. mopjy; b. kdpj kw;Wk fhy;eilfspd; tpiuthd ngUf;fk; c. gRik tsj;jpd; ,og;G d. ,tw;Ws; vJTkpy;iy

What is the cause for deforestation? A. destruction B. rapid explosion of human and live stock population C. loss of green wealth D. none of these

73. epy mhpkhdk; vg;gb Vw;gLfpwJ? a. vQ;rpaitfspd; Nrfhpg;G %yk; b. vQ;rpaitfis mfw;Wtjd; %yk; c. nts;sg;ngUf;F kw;Wk; kiog;nghoptpd; %yk; d. ,aq;F nray;Kiwfs; %yk;

How soil get eroded? A. by collection of wastes B. by disposal of wastes C. by floods and rains D. by mechanical methods

74. n`r;.I.tp. vd;Dk; kdpj Neha; vjph;g;G Kiw iturpd; cUtkhdJ A. Nfhs tbtkhdJ B. jz;L Nghd;wJ C. RUs; Nghd;wJ D. fkh Nghd;wJ The shape of Human Immuno deficiency Virus (HIV) is A. spherical in shape B. rod like in shape C. spiral like in shape D. comma like in shape




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75. gl;bay; 1 I gl;bay; 2 cld; nghUj;jp fPNo nfhLf;fg;gl;Ls;s FwpaPLfisf; nfhz;L rhpahd gjpiyj; Njh;e;njL

gl;bay; 1 gl;bay; 2 a. itu]; 1. uhgh;l; `_f; b. ghf;Bhpah 2. uhgh;l; gpuTd; c. cl;fU 3. bkpl;hp ,tNdht;];fp d. nry; 4. md;Nlhd; thd; ypT ntz;̀ hf; FwpaPLfs; a b c d A. 3 4 2 1 B. 4 2 1 3 C. 1 2 3 4 D. 2 3 4 1

Match list I with List II correctly and select your answer using the codes given below: List I List II a. Virus 1. Robert Hooke b. Bacteria 2. Robert Brown c. Nucleus 3. Dimitry d. Cell 4. Anton Van Leeuwenhoek Codes: a b c d A. 3 4 2 1 B. 4 2 1 3 C. 1 2 3 4 D. 2 3 4 1

76. ghypgpsha;b kpfr; rhjhuzkhff; fhzg;gLtJ A. tpyq;Ffspd; cyfpy; B. jhtu cyfpy; C. g+Q;irfspy; D. GNuhl;b];;lhf;fspy; Polyploidy is most common in A. animal kingdom B. plant kingdom C. fungi D. protista

77. xspr;Nrh;f;ifapy; xspf;fphpiaia ̀ py;fphpia vd;Wk; ,Us; fphpia ,t;thWk;

miof;fg;gLk; A. ,Us; fphpia B. fUg;G fphpia C. gpshf;khd; fphpia D. lhh;f;kd; fphpia In photosynthesis, the light reaction is known as hill reaction and the dark reaction is known as A. dark reaction B. black reaction C. Blackman reaction D. darkman reaction

78. b.vd;.V.tpd; mikg;ig Kjypy; tpsf;fpath; A. fhl;rpirl; B. nylh;gh;f; C. epud;gh;f; D. thl;rd;> f;hpf; DNA structure was first described by A. Catcheside B. Lederberg C. Nirenberg D. Watson and Crick




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79. ,J xU irNkh]; kQ;rhpapd; vLj;Jf;fhl;L MFk; A. nj];Ngrpah B. mf;fpuhd;j]; C. FNuhl;lNyhpah D. rPry;gpdpah What is an example for cymose in florescence? A. Theopesia B. Achiranthus C. Crotalaria D. Caelsalpinia

80. ,e;jpa kf;fspd; ey;ynjhU czT mhprp MFk;. Mhprpahf cilf;Fk; NghJ ,Wjpapy; jPl;lg;gLk; mhprpahf mjpfkhf cs;s nghUs; A. nry;YNyh]; B. rh;f;fiu C. ];lhh;r; D. ifbd; Rice is a stape food of people of India. In the milling process, polishing is the final process and the polished rice is rich in A. cellulose B. sugar C. starch D. chitin

81. 9 : 3 : 3 : 1 vDk; tpfpjk; ,ijf; Fwpf;fpwJ A. xw;iwf; fyg;gpdk; B. ,ul;ilf; fyg;gpdk; C. %d;W fyg;gpdk; D. gpd; fyg;gpdk; The ratio 9 : 3 : 3 : 1 represents a ratio of A. monohybrid B. dihybrid C. trihybrid D. back cross

82. fPo;f;fz;litfspy; vJ rhpahfg; nghUj;jg;gl;Ls;sJ? A. kdp`hl; - fdp B. NfhJik - tpijapiy C. Mkzf;F - Kis #o;jir D. fUk;G - jz;L fpoq;F Which one of the following is correctly matched? A. Manihot - Grain B. Wheat - Cotyledon C. Castor - Enclosperm D. Saccharum - Stem tuber

83. g+kpapy; fhZk; kpf cah;e;j kuk; A. A+fypg;l]; B. [az;l; Xf; C. nrf;Nfhah D. [_dpngu]; Largest living tree on earth is A. eucalyptus B. giant oak C. sequois D. juniperus

84. GNuhl;NlhdPkh ,tw;wpd; tho;f;ifr; Rw;wpy; Njhd;WfpwJ A. hpf;rpah B. khh;fhd;rpah C. /GNdhpah D. Me;Njhnruh];

Protonema appears in the life cycle of A. Riccia B. Marchantia C. Funaria D. Anthoceros

85. xU jhtu nry; rh;f;fiu fiurypy; itf;fg;gLk; nghOJ ________ epfo;fpwJ A. M];kh]p]; B. gpsh];khrp]; C. b/g;a+\d; D. ,k;ikgp\d;




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When a plant cell is placed in a sugar solution ________ takes place. A. osmosis B. plasmolysis C. diffusion D. imbibition

86. jhtuq;fspy; fhZk; iuNgh epa+f;spf; mkpyj;jpd; tifshtd

A. 2 B. 3 C. 4 D. 5 The kinds of ribose nucleic acid present in any plant cell will be A. 2 B. 3 C. 4 D. 5

87. nth;Nd\d; vd;gJ ,t;tpj ,iyapd; mikg;G MFk; A. jz;bd; Nky; B. Nthpd; Nky; C. nkhl;bDs; D. nkhl;bw;F ntspNa Vernation means the arrangement of leaf A. on the stem B. on the root C. inside the bud D. outside the bud

88. ,iyfs; kQ;rshtjw;F ,e;j %yf; FiwghNl fhuzk; MFk; A. ,Uk;G B. Nfhghy;l; C. nrk;G D. Jj;jehfk; The yellowing of leaf is caused by the deficiency of A. iron B. cobalt C. copper D. zinc

89. jhtuq;fspd; ghpzhkj;jpy; rhpahd thpir Kiwapidf; fz;Lgpb A. nlhpNlhigl; - [pk;Ndh];nghk; - jhNyhigl; - g;uNahigl; B. [pk;Ndh];ngh;k; - nlhpNlhigl; - g;uNahigl; - jhNyhigl; C. g;uNahigl; - nlhpNlhigl; - [pk;Nah];ngh;k; - jhNyhigl; D. jhNyhigl; - g;uNahigl; - nlhpNlhigl; - [pk;Ndh];ngh;k;

Identify the correct sequence of evolution in plants: A. Pteridophyte – Gymnosperms – Thallophyte – Bryophyte B. Gymnosperms – Pteridophyte – Byrophyte – Thallophyte C. Bryophyte – Pteridophyte – Gymnosperms – Thallophyte D. Thallophyte – Bryophyte – Pteridophyte - Gymnosperms

90. irf;fh]; ,iyf; fhk;gpy; fhzg;gLk; rhw;Wf; Foha;j; jpus;fs; ,t;tbtpy;

,Uf;Fk;. A. T - tbtk; B. L – tbtk; C. C – tbtk; D. ftpo;e;j xNkfh tbtk; The vascular bundles arranged in a cycas petiole is A. T – shaped B. L – shaped C. C – shaped D. inverted omega ( ) shaped

91. fPo;f;fz;litfspy; vJ rhpahfg; nghUj;jg;gl;Ls;sJ A. ney; - g;sh];l; Neha; B. fUk;G - tisa Neha; C. cUis - ,iyg;Gs;sp D. fliy - rptg;G mOfy; Which one of these is correctly matched? A. paddy - Blast disease B. Sugarcane - Ring disease C. Potato - Leaf spot D. Groundnut - Red rot




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92. kz;zpy; mq;fff; Fg;igfs; mjpfkhf ,Uf;Fk; nghOJ mJ ,t;thW miof;fg;gLk;

a. `_k]; kz; (,ykl;L kz;) b. fpNs kz; (fsp kz;) c. Nyhk; kz; (Njhl;l kz;) d. Mh;fhdpf; kz; (mq;ff kz;)

When the soil is rich in organic debris, it is known as A. Humus soil B. Clayey soil C. Loam soil D. Organic soil

93. xU jhtuk; NtW tifapyhd kw;nwhU jhtuj;Jf;Fs; ,ize;J tho;tjw;Fg; ngah; A. xl;Lz;zp B. rhWz;zp C. ghjp – xl;Lz;zp D. vd;Nlh/igl; A plant growing inside another plant of different species symbiotically is called A. Parasite B. Saprophyte C. Semi – parasite D. Endophyte

94. “gythNd nty;thd;” vd;W jd;Dila ghpzhkf; nfhs;ifapy; ,th; $wpAs;shh; A. lhh;tpd; B. nkz;ly; C. yhkhh;f; D. b tphp]; “Survival of the fittest” was proposed in his theory of evolution by A. Darwin B. Mendel C. Lamarck D. De Vries

95. ,e;j nlhpNlh/igl; ,Utif ];Nghh;fis cz;lhf;FfpwJ A. iyNfhNghbak; B. nryh[pndy;yh C. irNyhl;lk; D. mbahz;lk; This pteridophyte produces two kinds of spores A. lycopodium B. selaginella C. psilotum D. adiantum

96. nygpNlhnld;l;uhd; vd;Dk; njhy;Yaph; gbkk; ,jidf; Fwpf;fpd;wJ A. Nth; B. jz;L C. fdp D. ,iy Lepidodendron is a fossil which represents A. root B. stem C. fruit D. leaf

97. ,e;j nry;fs; vy;yhk; xU jhtu clypy; jsh;r;rpahf mike;jpUf;Fk; A. ghud;ifkh B. Nfhyd;ifkh C. ];fpspud;ifkh D. Vuhd;ifkh These cells are loosely arranged in a plant body A. parenchyma B. collenchyma C. sclerenchyma D. acrenchyma

98. hP]_gpNd\d; vd;Dk; gz;G ,f;FLk;g kyh;fSf;Nf xU rpwg;ghd mk;rk; MFk; A. xypNarpNa B. kph;NlrpNa C. Mh;f;fpNlrpNa D. khy;NtrpNa Resupination is a characteristic feature to the flowers of this family A. oleaceae B. myrtaceae C. orchidaceae D. malvaceae

99. fPo;f;fz;litfspy; vJ rhpahfg; nghUj;jg;gl;Ls;sJ? A. cSe;J – kuk; B. Njf;F – nfhb C. thio – nrb D. nfhj;Jf;fliy – Gjh; Which one is correctly matched?




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A. Black gram - Tree B. Teak wood – Climber C. Banana - Herb D. Bengal gram – Shrub

100. irf;fhrpd; Mz; $k;G vtw;iwf; nfhz;bUf;Fk;? a. ikf;Nuh];NghNuh/gpy;fs; b. nkfh];NghNuh/gpy;fs; c. ikf;Nuh];nghuhQ;rpah d. nkfh];nghuhQ;rpah

The male cone of cycas consists A. Microsporophylls B. Megasporophylls C. Microporangia D. Megasporangia

101. CNlhNfhdpaj;jpd; Mz; ,io vt;thW miof;fg;gLk;? A. ifdhd;bhpak; B. ed;dhz;bhpak; C. ikf;uhz;bhpak; D. nkfhz;bhpak; The male filament of oedo gonium is known as A. Gynandrium B. Nannandrium C. Micrandrium D. Megandrium

102. Gujk; jahhpj;jypy; cs;s rhpahd thpir Kiwiaf; fz;Lgpb a. ghypiuNghNrhk; - mkpNdh mkpyk; + tRNa – ghypngg;ill; - jhJ RNA b. ghypngg;ill; - ghypiuNghNrhk; - J}J RNA – mkpNdh mkpyk; + tRNA c. J}J RNA – ghypiuNghNrhk; - mkpNdh mkpyk; + tRNA – ghypngg;ill; d. J}J RNA – mkpNdh mkpyk; + tRNA – ghypngg;ill; - ghypiuNghNrhk;

Identify the correct sequence of protein synthesis A. Polyribosomes – Aminoacid + tRNA – Polypeptide – Messenger RNA B. Polypeptide – Polyribosomes – Messenger RNA – Aminoacid – tRNA C. Messenger RNA – Polyribosomes – Aminoacid + tRNA – Polypeptide D. Messenger RNA – Aminoacid + tRNA – Polypeptide – Polyribosomes

103. xU jdpj;jhtuj;jpd; tho;f;ifr; Rw;W mjd; Rw;Wr; #oiyf; nfhz;L tpsf;Fk; mwptpaYf;F cz;lhd ngah; A. Ml;bf;fhy[p B. ]pd;dPf;fhy[p C. gahy[p D. tho;f;ifr; Rw;W The study of individual plant throughout their life – history in relation to the environment is called A. autecology B. synecology C. biology D. life – cycle

104. fPo;f;fz;litfspy; vJ rhpahf nghUj;jg;gl;Ls;sJ? A. gghgpd; - Gifapiy B. rzy; - Nrhw;Wf;Foha; ehh; C. epNfhbd; - Njapiy D. njapd; - gghah Which one of the following is correctly matched? A. Papain - Tobacco B. Jute - Phloem fibre C. Nicotin - Tea D. Thein - Papaya

105. nguzpapd; re;jjp khw;wj;jpy; rhpahd thpir Kiw ahJ? a. ];Nghh; - ];NghNuhigl; - Nfkpl;L – Nfkpl;Nlhigl; b. irNfhl; - Nfkpl;Nlhigl; - ];NghNuhigl; - ];Nghh;




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c. irNfhl; - Nfkpl;Nlhigl; - ];Nghh; - Nfkpl;Nlhigl; d. irNfhl; - ];NghNuhigl; - ];Nghh; - Nfkpl;Nlhigl;

What is the correct sequence of the life – cycle of fern? A. Spore – Sporophyte – Gamete – Gametophyte B. Zygote – Gametophyte – Sporophyte – Spore C. Zygote – Gametophyte – Spore – Sporophyte D. Zygote – Sporophyte – Spore – Gametophyte

106. fPo;f;fz;l thf;fpaq;fisf; ftdp $w;W (A): ntq;fhak; xU tpijapiyj; jhtukhFk; fhuzk; (R) : mJ ry;yp Nth;fisf; nfhz;lJ. gjpiyf; fPNo nfhLf;fg;gl;l FwpaPl;bypUe;J Njh;e;njL

a. A R ,uz;Lk; cz;ik R A apd; rhpahd tpsf;fk; b. A R ,uz;Lk; cz;ik R A apd; rhpahd tpsf;fk; my;y c. A rhp Mdhy; R jtW d. A jtW Mdhy; R rhp

Consider the following statements: Assertion (A): Onion is a monocot plant Reason (R): It has adventitious roots. Now select your answer according to the coding scheme given below: A. Both (A) and (R) are true and (R) is the correct explanation of (A) B. Both A and R are true, but R is not the correct explanation of A C. A is true, but R is false D. A is false and R is true

107. fPo;f;fz;ltw;Ws; xspr;Nrh;f;ifapd;NghJ gad;gLk; xsp ahJ? A. gr;ir B. rptg;G C. ePyk; D. nts;is Which of the following lights is necessary for photosynthesis? A. green B. red C. blue D. white

108. jf;fhspg; gok; vt;tifiar; rhh;e;jJ? A. l;&g; B. nghp C. ngg;Ngh D. Nghk; The frui of Tomato belongs to the type? A. drupe B. berry C. pepe D. pome

109. fhypgpsthpd; cz;zf;$ba gFjp

A. kQ;rhp B. g+ C. fdp D. g+ nkhl;L The edible part of Caulilower is A. inflorescence B. flower C. fuit D. flower bud

110. xU #o;epiy kz;lyk; ,uz;L nghUl;fis nfhz;Ls;sJ mit a. fisfs; kw;Wk; kuq;fs; b. caphpdq;fs; kw;Wk; capuw;witfs; c. jtiwfs; kw;Wk; kdpjh;fs; d. jhtuq;fs; kw;Wk; tpyq;Ffs;

An ecosystem has two components, namely A. weeds and trees B. biotic and abiotic C. frogs and men D. plants and animals




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111. Neubahf ];NghNuhigl; jpRtpypUe;J ];NghNuhigl; cz;lhtJ ,t;thW miof;fg;gLfpwJ A. ,ul;il fUTWjy; B. %tpizjy; C. mg;Ngh];Nghhp D. rpq;fkp Development of a sporophytic tissue is called A. double fertilization B. triple fusion C. apospory D. syngamy

112. Nth; J}tpfs; kz;zpypUe;J ePiu cwpQ;RtJ a. g;sh];khyp]py; b. M];khl;bf; mOj;jj;jpd; NtWghl;bdhy; c. tpiug;Gj;jd;ikapd; khWghl;bdhy; d. gy;NtW madpfs; epyj;jpd; ePhpy; ,Ug;gjhy;

Root hairs absorb water from the soil on account of A. plasmolysis B. difference is osmotic concentration C. difference in turgor D. different ions present in the soil water

113. gwitfs; %yk; kfue;j Nrh;f;if eilngWjy; A. Mh;dpj; Njhgpyp B. mdpNkhgpyp C. i`l;Nuh gpyp D. vd;lNkhgpyp Pollination by birds is known as A. ornithophily B. anemophily C. hydrophily D. entomophily

114. xU #o;epiy mikg;gpy; Ra[Ptpfs; ,t;thW miof;fg;gLk; A. cw;gj;jp nra;git B. gad;gLj;Jgit C. rpijg;git D. capuw;w fhuzpfs; Autotrophs in an ecosystem are called A. producers B. consumers C. decomposers D. abiotic constituents

115. gl;lhzpapy; fhk;g;spnkd;l;hp [Pd;fspd; Njhw;w Mf;f tpfpjk; vd;d? A. 9 : 3 : 3 : 1 B. 9 : 7 C. 15 : 1 D. ,jpy; VJkpy;iy What is the phenotypic ratio of complementary genes in pea? A. 9 : 3 : 3 : 1 B. 9 : 7 C. 15 : 1 D. none of these


gl;bay; 1 gl;bay; 2 a. kNyhpah 1. gpsh];Nkhbak; b. nghpak;ik 2. ghf;Bhpak; c. Nfha;bh; 3. itu]; d. njhONeha; 4. mNahbd; FiwghL FwpaPLfs; a b c d A. 2 4 1 3 B. 1 3 4 2




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C. 3 2 1 4 D. 4 1 2 3

Match list I correctly with list II and select your answer using the codes given below: List I List II a. Malaria 1. Plasmodium b. Small pox 2. Bacterium c. Goitre 3. Virus d. Leprosy 4. Iodine deficiency Codes: a b c d A. 2 4 1 3 B. 1 3 4 2 C. 3 2 1 4 D. 4 1 2 3

117. fPNo nfhLf;fg;gl;Ls;s epwkpfspy; xsp Nrh;f;ifapy; ,lk; ngwhjJ vJ?

A. FNshNuhgpy; - a B. FNshNuhgpy; - b C. Me;Njhradpd; D. igf;Nfhgpypd;];

Which among the following is a non-photosynthetic pigment? A. chlorophyll – a B. chlorophyll – b C. anthocyanin d. phycobilins

118. ,J tifghl;bd; myF MFk; A. FLk;gk; B. tFg;G C. ,dk; D. njhFjp Unit of classification is A. family B. class C. species D. phylum

119. cg;G ePhpy; thOk; jhtuq;fis ,t;thW miof;fyhk; A. N`Nyhigl;Lfs; B. i`l;Nuhigl;Lfs; C. kPNrhigl;Lfs; D. jhNyhigl;Lfs; Plants that grow in saline water are called A. halophytes B. hydrophytes C. mesophytes D. thallophytes

120. ‘ilal;lk; kz;’ vd;gJ ,t;tFg;gpypUe;J ngwg;gLfpwJ A. Nre;Njhigrp B. ngNahigrp C. Ngrpy;NyhpNahigrp D. NuhNlhigrp Diatomaceous earth is a deposit of organisms of A. xanthophyceae B. phaeophyceae C. bacillariophyceae D. rhodophyceae

121. jhtuq;fspy; ,J xU jtph;f;f Kbahj nfLjy; vd;wiof;fg;gLk; xU nraypaypd; epfo;r;rp A. ePuhtpg;Nghf;F B. xspr;Nrh;f;if C. Rthrpj;jy; D. rt;T+L guTjy; The physiological phenomenon considered as a “necessary evil” in plants is A. transpiration B. photosynthesis C. respiration D. osmosis




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122. vUf;fpy; (fNyhl;uhg;gp];) ,iy mikg;G ,g;gb cs;sJ a. FWf;F kWf;F vjphpiyaLf;fk; b. Khwp khwpaike;j ,iyaLf;fk; c. xd;wpd; Nky; xd;wike;j ,iyaLf;fk; d. tl;lkhf mike;j ,iyaLf;fk;

The type of phyllotaxy in caltropis is A. opposite decussate B. alternate C. superposed D. whorl

123. gpuhq;fpah Nth; Kbr;R Vw;gLj;Jk; jhtuk; A. nyf;a+k;fs; B. iu]; C. fh]Piudh D. fh]pg;gpak; Frankia produces root nodules in A. legumes B. rice C. casuarinas D. gorsypium

124. rptg;G miyfis cz;lhf;Fk; caphpdq;fs; A. ilal;lk; B. ilNdhgpyn[y;Nyl; C. rptg;G ghrpfs; D. gOg;G ghrpfs; Red tides are caused by A. diatoms B. dinoflagellates C. red algae D. brown algae

125. fUTWjy; ,y;yhky; fdp Vw;gLk; Kiwia ,t;thW miof;fpNwhk; A. mNghkpf;rp]; B. mNgh];Nghhp C. ghh;j;jpNdhfhh;g;gp D. mNghNfkp The development of fruit without fertilization is known as A. apomixes B. apospory C. parthenocarpy D. apogamy

126. muhf;fp]; i`Ngh[pah vdg;gLk; Nth;f;fliy jhtuk; mike;Js;s jhtu FLk;gk; A. khy;Ntrp B. a+/Nghh;gpNahrp C. kpANrrp D. NggpypNahNdrp Arachis hypogaea (groundnut) belongs to the family A. Malvaceae B. Euphorbiacea C. Musaceae D. Papillionaceae (Fabaceae)

127. xU Fwpg;gpl;l vz;fs; nfhz;l nry;fs; Kiwahd mq;fkhf mikAk; My;fh fhydpapd; ngah; A. ]PNdhgpak; B. jhy]; C. FNshg;a+y; D. epa+f;a+y; A define number of cells arranged in a specific manner ina algal colony is known as A. coenobium B. thallus C. globule D. nucule

128. fPo;f;fz;l jhtuq;fSs; igNfhigahd;l; kw;Wk; ikNfhigahd;l; Nrh;e;J tho;tJ vJ? A. iyfd;]; B. ikNfhgpshrk; C. My;fh D. Ngf;BhpNah /Ng[;fs; Which of the groups of plants mentioned below consists of phycobiont and mycobiont living together as an unit? A. lichens B. mycoplasm C. algae D. bacteriophages




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129. ghf;Bhpahit Kjypy; fz;Lgpbj;J tpthpj;j mwpQh; A. Nyhg;yh; B. Y}ap gh];lh; C. Nfhr; D. mz;ld;thd; yPtd;`hf; Which of the scientists mentioned below for the first time, observed and described bacteria? A. Loeffler B. Louis Pasteur C. Koch D. Anton Van Leewenhoek

130. th];Fyhh; fw;iwapy; cs;s fhk;gpak; ,t;thW miof;fg;gLfpwJ a. ,d;lh; /NgrpFyhh; Nfk;gpak; b. ,d;l;uh/NgrpFyhh; Nfk;gpak; c. Nyl;luy; Nfk;gpak; d. nly;Nyh[d;

The cambium present within a vascular bundle is known A. interfascicular cambium B. intrafascicular cambium C. lateral cambium D. phellogen

131. ney; kzpapy; vz;Nlh];Ngh;kpy; mjpfkhd Gujr;rj;J> tpl;lkpd; kw;Wk; nghUl;fs; mike;Js;sij ,t;thW miof;fpNwhk; A. ];$l;ly;yk; B. Nfhypahg;ily; C. NfhypNahiurh D. mypNahNuhd;Nyah;fs; The outermost layers of rice grain endosperm rich in proteins, vitamins and minerals are known as A. Scutellum B. Coleoptile C. coleorrhiza D. Aleurone layers

132. n`bNuh];Nghhp tpij cz;lhFk; epiyf;F cUthf;Fk; gz;G ,jpy; fhzg;gLfpwJ A. nyg;gpNlhfhh;ghd; B. nrNyh[pndy; C. Irhapl]; D. khhprpypah Heterospory leading to the establishment of seed habit is observed in A. lepidocarpon B. selaginella C. isoetes D. marsilea

133. fPo;f;fz;l xU tpj;jpiyj; jhtuq;fSs; mrhjuzkhd ,ul;bg;G jbg;G tisaq;fs; cz;lhfpd;wd. mit A. /gh;fpNuah B. mft; C. m];guhf;]; D. burpdh Which of the monocots mentioned below shows anomalous secondary thickening? A. Furcraea B. Agave C. Asparagus D. Dracaena

134. flw;gQ;R Nth;fs; kw;Wk; Gtp vjph; Nth;fs; ,jpy; cs;sd

A. igd]; B. irf]; C. thz;lh D. lhf;]]; Apogeotropic and coral – like roots are produced in A. pinus B. cycas C. vanda D. taxus

135. va;l;]; Nehiaf; Fzg;gLj;j ve;j kUe;J ghpNrhjpf;fg;gLfpwJ? A. TZA B. AZT C. CAT D. ANC What drug is experimented in the treatment of AIDS? A. TZA B. AZT C. CAT D. ANC




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136. iyNrhNrhk;fs; vdg;gLtJ A. Rug;gp nkhl;Lfs; B. jw;nfhiy igfs; C. bf;bNah Nrhk;fs; D. iuNghNrhk;fs; Lysosomes are known as A. Secretory granule B. Suicide bags C. Dictyosomes D. Ribosomes

137. xspr; Nrh;f;ifapy; fhpk Row;rpia fz;Lgpbj;j fhy;tpd; kw;Wk; mtUld; gzp Ghpe;jth;fs; gad;gLj;jpa ghrpapd; ngah; A. fpshkpNlhNkhd]; B. FNshnuy;yh C. fhuh D. ];igNuhifuh The algae used by calvin and his co-workers in elucidating the pathway of carbon in photosynthesis is A. Chlamydomonas B. Chlorella C. Chara D. Spiogyra

138. D.N.A.tpd; mikg;G gw;wpa Ma;Tf;fhf Nehgy; ghpR ngw;wth;fs; A. ghh;tpd; kw;Wk; thy]; B. N[f;fg; kw;Wk; Nkhdl; C. thl;rd; kw;Wk; fphpf; D. xg;ghhpd; kw;Wk; N`y;Nld; Nobel Prize for the study of the structure of DNA was won by A. Darwin and Wallace B. Jacob and Monad C. Watson and Crick D. Oparin and Haldane

139. nkd;ly; jd;Dila ghpNrhjidfspy; ntw;wpaile;jjd; ,ufrpak; ,jpy; mlq;fpAs;sJ

a. igrk; rl;iltk; jd; kfue;j Nrh;f;if tifia rhh;e;jJ. b. gl;lhzpj; jhtuk; kpfTk; khWgl;l kw;Wk; Fwpg;gplj;jFe;j VO gz;Gfis

nfhz;Ls;sJ. c. igrk; rl;iltlj;jpd; tho;ehs; FWfpaJ. d. ghpNrhjidfSf;fhf jhd; vLj;Jf; nfhz;l VO gz;GfSf;F chpj;j kuG

gz;Gfs; ntt;NtW FNuhNkhNrhkpy; mike;Js;sd. The secret behind Mendel‟s success in his experiments lies in this A. pisum sativum is a self-pollinating plant B. there are 7 pairs of strikingly contrasting characters in the garden peaplant C. the life span of pisum sativum is short D. the 7 characters which he chose for experiments are present independently on different chromosomes


gl;bay; 1 gl;bay; 2

a. ,d;Lrpak; 1. kh]; b. nghp];Nlhk; 2. khh;fhd;rpah c. iurha;Lfs; 3. raNdhigrpNa d. n`l;bNuhrp];l; 4. nguzp FwpaPLfs; a b c d A. 1 2 3 4 B. 1 2 4 3 C. 2 1 4 3 D. 4 1 2 3




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Match list I correctly with list II and select your answer using the codes given below: List I List II a. Indusium 1. Moss b. Peristome 2. Marchantia c. rhizoids 3. Cyanophyceae d. Heterocyst 4. Fern Codes: a b c d A. 1 2 3 4 B. 1 2 4 3 C. 2 1 4 3 D. 4 1 2 3

141. n`lNuh];Nghpia rhh;e;j rhpah xd;iw Njh;e;njLf;fTk;

a. iyNfhNghbak;> <f;tprplk; b. rpyh[pndy;yh> khh;rPypah c. Irha;b];> M/gpNahf;shrk; d. M/gpNahf;shrk;> khh;rpypah

Choose the appropriate one connected with heterospory A. lycopodium, equisetum B. selaginella, marsilea C. isoetes; ophioglossum D. ophioglossum, marsilea

142. fPo;f;fhZk; ve;j cNyhf madp> ,iyj; Jisfs; ,aq;Fjypy; gq;F tfpf;fpd;wJ? A. ,Uk;G B. kf;dPrpak; C. Jj;jehfk; D. nghl;lhrpak; The metal ion involved in stomatal regulation is A. iron B. magnesium C. zinc D. potassium


gl;bay; 1 gl;bay; 2 a. FNshnuy;yh 1. vjph; caph;f;nfhy;yp b. <];l; 2. iel;u[d; epiyg;gLj;Jjy; c. ngdprpypak; 3. xU nry; Gujk; d. iuNrhgpak; 4. nehjpj;jy; FwpaPLfs; a b c d A. 3 1 4 2 B. 1 3 4 2 C. 2 4 1 3 D. 3 4 1 2

Match list I correctly with list II and select your answer using the codes given below: List I List II a. Chlorella 1. Antibiotic b. Yeast 2. Nitrogen fixation c. Pencillium 3. Single cell protein d. Rhizobium 4. Fermentation




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codes: a b c d A. 3 1 4 2 B. 1 3 4 2 C. 2 4 1 3 D. 3 4 1 2

144. 3 : 1 vd;w tpfpjk; vjpypUe;J ngwg;gLfpwJ? A. ,U gz;Gf; fyg;G B. xU gz;Gf; fyg;G C. FWf;Nf fyj;jy; D. rLjp khw;wk; The ratio 3 : 1 is obtained in A. dihybrid cross B. monohybrid cross C. crossing over D. mutation

145. fPo;f;fz;l $w;wpid Ma;f $w;W (A): iuNrhg]; g+Q;ir nuhl;b Nky; tsh;fpwJ. fhuzk; (R): Vnddpy; mJ xU xl;Lz;zp fPNo nfhLj;Js;s FwpaPL KiwfSf;Nfw;g ckJ tpilia Njh;T nra;f

a. A kw;Wk; R Mfpait cz;ik> R vd;gJ A tpw;F rhpahd tpsf;fk;; b. A kw;Wk; R Mfpait cz;ik> R vd;gJ A tpw;F rhpahd tpsf;fk;; my;y c. A vd;gJ cz;ik Mdhy; R vd;gJ jtW d. A vd;gJ jtW Mdhy; R vd;gJ cz;ik

Consider the following statements Assertion (A): Rhizopus lives on bread Reason (R): Because it is a parasite Now select your answer using the codes given below: A. Both A and R are true, and R is the correct explanation of A B. Both A and R are true, but R is not the correct explanation of A C. A is true, but R is false D. A is false, but R is true

146. fPo;f;fz;ltw;Ws; rhpahfg; nghUe;jhj N[hb vJ? A. Mf;rp[d; - nry; ngUf;fk; B. [pg;gnuy;ypd; - mikNy]; cw;gj;jp C. irl;Nlhifdpd; - %g;giljiyj; J}z;Ljy; D. vj;jpypd; - fdp gOj;jy; Which of the following is not correctly matched?

A. Auxin - Cell enlargement

B. Gibberellin - Amylase synthesis

C. Cytokinin - Promotes ageing process

D. Ethylene - Fruit ripening

147. gUg;G tifj; jhtuq;fs; vjid mjpf msT nfhz;bUf;fpd;wd? A. nfhOg;G B. itl;lkpd;fs; C. Gujk; D. fdpkq;fs;

Pulses contain large amount of

A. fats B. vitamins C. proteins D. minerals




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148. fPo;f;fz;ltw;Ws; rhpahfg; nghUe;Jk; N[hb vJ? A. ];lhd;yp - ngdprpy;ypd; B. mnyf;rhz;lh; gpskpq; - vapl;]; C. uhgh;l; fhNyh - Gifapiy nkhirf; itu]; Neha; D. IthNdh];f;fp - itu]; fz;Lgpbg;G Which one of the following is correctly matched? A. Stanley - Penicillin B. Alexander Fleming - AIDS C. Robert Gallo - Tobacco mosaic virus D. Iwanoski - Discovery of virus

149. b.vd;.V. khjphpia Kjd; Kjypy; mikj;jth; A. thl;rd; kw;Wk; ghy; B. thl;rd; kw;Wk; f;hpf; C. uhgh;l; `_f; D. uhgh;l; g;nusd; DNA model was first proposed by A. Watson and Paul B. Watson and Crick C. Robert Hooke D. Robert Brown


gl;bay; 1 gl;bay; 2 a. gRq;fzpfk; 1. nry;YNyh]; frpjy; b. Nfhy;if cWg;G 2. xspr;Nrh;f;if c. vz;Nlhgpshrtiy 3. tsh;rpij nray; Kiwfs; d. GNuhl;Nlhgpshrk; 4. Gujr; Nrh;f;if

a b c d A. 3 1 4 2 B. 2 3 4 1 C. 2 1 4 3 D. 4 3 2 1

Match List I correctly with List II and select your answer using the codes given below: List I List II a. Chloroplast 1. Cellulose secretion b. Golgi complext 2. Photosynthesis c. Endoplasmic reticulum 3. Metabolic activities d. Protoplasm 4. Protein synthesis a b c d A. 3 1 4 2 B. 2 3 4 1 C. 2 1 4 3 D. 4 3 2 1

151. ghpzhkk; gw;wpa lhh;tpDila fUj;Jf;fs; a. mg;gbNa Vw;Wf; nfhs;sg;gl;bUf;fpd;wd b. KOikahf kWf;fg;gl;bUf;fpd;wd c. ngwg;gl;l gz;Gfs; flj;jg;gLfpd;wd vd;gJ epuhfhpf;fg;gl;lJ d. etPd ghpzhkf; nfhs;iffSf;F mbg;gilahf ,Uf;fpd;wd

Darwin‟s concepts of evolution A. are accepted today in toto B. have been completely refuted C. rejected the inheritance of acquired characters D. are the basis of modern theory of evolution




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152. rhjhuzkhf xU rhptpfj czT fpl;lj; jl;l ngw;wpUf;f Ntz;baJ

a. xU ehisf;F 2>500 fNyhhpfs; b. xU ehisf;F 3>000 fNyhhpfs; c. xU ehisf;F 3>500 fNyhhpfs; d. xU ehisf;F 4>000 fNyhhpfs;

Normally a balanced diet should be able to provide about A. 2,500 calories per day B. 3,000 calories per day C. 3,500 calories per day D. 4,000 calories per day

153. gl;Lg;GO tsh;g;Gf;F ________ vd;W ngah; A. vgpfy;r;rh; B. `hh;l;b fy;r;rh; C. gprpfy;r;rh; D. nrhpfy;r;rh; The culture of silkworms is known as A. Apiculture B. Horticulture C. Pisciculture D. Sericulture

154. khiyf;fz; Neha; tUtjw;Ff; fhuzk; ___________ gw;whf;FiwNa fhuzk; A. itl;lkpd; A B. itl;lkpd; B C. itl;lkpd; K D. itl;lkpd; E Night blindness is caused due to deficiency of A. Vitamin A B. Vitamin B C. Vitamin K D. Vitamin E

155. ,uj;jk; ___________ ypUe;J ngUk; jkdpf;F nry;fpwJ A. ,lJ ntz;l;hpf;fps; B. ,lJ Mhpfps; C. tyJ ntz;l;hpf;fps; D. tyJ Mhpfps; The blood enters the aorta from A. left ventricle B. left auricle C. right ventricle D. right auricle

156. fz; jhdk; mspg;Nghhpd; fz;zpd; ve;jg; gFjpfs; ghh;itapoe;NjhUf;F nghUj;jg;gLfpd;wd? A. fz;kzp B. tpop Mb C. tpop ntz;glyk; D. tpopj;jpiu In eye donation, which one of the following parts of donor‟s eye is utilized? A. Iris B. Lens C. Comea D. Retina

157. ve;j thpir KOikahd tsh; cUkhw;wj;ij tpsf;FfpwJ? a. Kl;il – Ntw;wps caphp – Kjph; caphp b. Ntw;wps caphp - $l;Lg;GO – Kjph; caphp c. Kl;il - ,sk; g+r;rp – Kjph; caphp d. Kl;il – Ntw;wps caphp - $l;Lg;GO – Kjph; caphp

Which sequence explains complete metamorphosis? A. Egg – Larva – Adult B. Larva – Pupa – Adult C. Egg – Nymph – Adult D. Egg – Larva – Pupa – Adult

158. bNuhNrh/gpyh vd;Dk; <f;fs;> vOgj;jpuz;L jiyKiwfshf ,Ul;by; itj;J tsh;f;fg;gl;ld. MapDk;> fz;fs; ,ay;ghf epiyj;jpUe;jd. ,r;Nrhjid ve;j Nfhl;ghl;bid kWf;fpwJ?

a. ,aw;ifj; Njh;T b. ghypdj; Njh;T c. gad;gLj;Jjy; kw;Wk; gad;gLj;jhJ tpl;LtpLjy; d. nraw;ifj; Njh;T

A scientist kept 72 generations of Drosophila in darkness. Even after 72 generations, flies had normal eyes. This disapproves the theory of A. natural selection B. sexual selection C. use and disuse D. artificial selection




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159. Nghdpypah vd;w flw;GOtpy;> ,sk; caphp Mzhf khWtjd; fhuzk;

a. flw;gQ;Rfspd; Foha;f;Fs; jq;Ftjhy; b. ngz; GOtpd; fUg;igapy; xl;Ltjhy; c. ngz; GOtpd; ePz;l cwpQ;rpapy; jq;Ftjhy; d. Ntjpay; nghUisr; Rug;gjhy;

In Bonellia, a marine worm, the male develops from a larva which A. settles in the canal of sponges B. attaches to the uterus of female C. settle in the long proboscis of female D. secretes a chemical substance

160. ];ngh;Nkl;bLfSf;F czT+l;lk; mspg;gJ A. cl;fU B. irl;Nlhgpshrk; C. Fw;wpio vg;gpj;jPypay; nry; D. nrh;l;Nlhypnry; Spermatids derive the nourishment from A. nucleus B. cytoplasm C. ciliated epithelial cell D. sartoli cell

161. mkpy kiof;Ff; fhuzk; A. ntg;g khRWjy; B. kz; khRWjy; C. fhw;W khRWjy; D. fjph;tPr;R khRWjy; Acid rain results from A. thermal pollution B. land pollution C. air pollution D. radioactive pollution

162. #o;epiy njhFg;G fPo;f;fz;ltw;iw nfhz;lJ a. caph;thOk; ,dKk; mjd; #oYk; b. xU gFjpapy; cs;s midj;J jhtuq;fSk; tpyq;FfSk; c. khkpr gl;rpdpfSk; jhtu gl;rpdpfSk; mlq;fpa gFjp d. xU Fwpg;gpl;l gFjpapy; cs;s cw;gj;jpahsh;fs;> Efh;Nthh;fs;>

rpijg;ghsh;fs; An ecosystem consists of A. a living community and its environment B. all the plants and animals of an area C. carnivores and herbivores of an area D. producers, consumers and decomposers in a particular locality

163. gl;bay; 1 I (Neha;f;fhuzpfs;)> gl;bay; 2 cld; (Neha;f;s) nghUj;jp fPNO nfhLf;fg;gl;Ls;s FWaPLfisf; nfhz;L rhpahd gjpiyj; Njh;e;njL

gl;bay; 1 gl;bay; 2 a. vz;lkPgh `p];Nlhiyl;bf;fh 1. ff;Fthd; ,Uky; b. fpsh];l;hpbak; nll;lhdp 2. mkpgpf; rPjNgjp c. ghh;nll;nly;yh ngh;l;L]p]; 3. /igNyhpah]p]; d. cr;nrhphpah Ngd;fpuh/g;b 4. ,uz [d;dp FwpaPLfs; a b c d A. 2 4 1 3 B. 2 4 3 1 C. 4 2 1 3 D. 2 1 3 4




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Match List I (Pathogens) correctly with List II (Diseases) and select your answer using the codes given below List I List II (Pathogens) (Diseases) a. Endamoeba histolytica 1. Whooping cough b. Clostridium tetani 2. Amoebiasis c. Bordetella pertussis 3. Filariasis d. Wuchereria bancrofti 4. Tetanus Codes: a b c d A. 2 4 1 3 B. 2 4 3 1 C. 4 2 1 3 D. 2 1 3 4

164. fPo;f;fz;ltw;Ws; vJ rhpahfg; nghUj;jg;gl;Ls;sJ

A. Rthrj;jpy; cjTfpwJ - tapW B. ,uj;jr; rptg;gZf;fisr; Nrkpf;fpwJ - kz; <uy; C. fpisNfh[idr; Nrkpf;fpwJ - cjutpjhdk; D. Gujr;rPuzk; ,q;F eilngWfpwJ - fy;yPuy; Which of the following is correctly matched? A. Helps in breathing - Stomach B. Stores R.B.C. - Spleen C. Stores glycogen - Diaphragm D. Protein digestion occurs here - Liver

165. Mf;rplhrpd; vd;Dk; `hh;Nkhidr; Rug;gJ A. ml;hPdy; Rug;gp B. gpl;a+l;lhp Rug;gp C. mz;lr; Rug;gp D. tpe;Jr; Rug;gp Oxytocin is secreted by A. adrenal gland B. pituitary gland C. ovary D. testis

166. ve;j xd;W rhpahfg; nghUj;jg;gl;Ls;sJ? A. rPNyhgpsh];l;Lyh - ,Ugf;f rk cWg;Gfs; B. b];Nfh gpsh];Lyh - gd;wpf;fU C. jha;Nra; ,izg;gpioak; - fUtpd; Gwr; rt;Tfs; D. vgpNghyp - fU tsh;r;rpapd; NghJ eilngWk;

nry;ypd; ,lg;ngah;T Which of the following is correctly matched? A. Coeloblastula - Bilateral symmetry B. Disco blastula - Pig embryo C. Placenta - Extra embryonic membrane D. Epiboly - Movement of cells during embryo formation

167. fPo;f;fz;l $w;Wfis Muha;f: $w;W (A) : lahyprpir tpl rpWePuf khw;W rpfpr;ifNa rpWePufr; nray; ,og;gpidr; rPuhf;Fk; rpwe;j top fhuzk; (R): lahyprp]; rpWePufk; nra;Ak; midj;Jg; gzpfisAk; Mw;w ,ayhJ ,tw;Ws;




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A. A kw;Wk; R ,uz;Lk; rhp B. A rhp> Mdhy; R rhpapy;iy C. A rhpapy;iy Mdhy; R rhp D. A kw;Wk; R ,uz;Lk; rhpapy;iy

Consider the following statements: Assertion (A): A better treatment for loss of kidney function is kidney transplant rather than dialysis. Reason (R): Dialysis cannot perform all the functions of the kidney Of the statements: A. Both A and R are correct B. A is correct, but R is incorrect C. A is incorrect, but R is correct D. Both A and R are incorrect

168. fPo;f;fz;l `hh;Nkhd;fspy; gak;> Nfhgk;> nld;rd; kw;Wk; ,uj;jf; nfhjpg;Gk;>

,jaj; Jbg;Gk; mjpfkhjy; Nghd;w czh;r;rp epiyfSf;Ff; fhuzkhdJ vJ? A. nrhNkl;Nlhl;Nuhgpd; B. ijuhf;rpd; C. ghuhj;jhh;Nkhd; D. ml;hpdypd; Which of the following hormones is responsible for the emotional states such as fear, anger and tension and a rise in blood pressure and heart rate? A. Somatotrophin B. Thyroxin C. Parathormone D. Adrenaline

169. fPo;f;fhZk; thf;fpaq;fis Ma;f tpsf;fk; (A): O tif ,uj;jk; ve;j ,uj;j tif cs;s NehahspfSf;Fk; nfhLf;fg;glyhk; fhuzk; (R): Vnddpy; ,e;j tif ,uj;jj;jpy; Md;b[d;fs; ,y;iy fPo;f;fz;l FwpaPLfs; %yk; tpiliaj; Njh;e;njLf;f

a. A kw;Wk; R rhpahdit Af;F rhpahd tpsf;fk; R MFk; b. A kw;Wk; R rhpahdit Mdhy; Af;F rhpahd tpsf;fk; R my;y c. A rhpahdJ Mdhy; R jtwhdJ d. A jtwhdJ Mdhy; R rhpahdJ

Consider the following statements: Assertion (A): Group „O‟ blood can be given to patient of any blood group Reason (R): This blood group has no antigens Select your answer according to the coding scheme given below: A. Both A and R are true, and R is the correct explanation of A B. Both A and R are true, but R is not the correct explanation of A C. A is true, but R is false D. A is false, but R is true

170. epwf;FUL jd;ikAs;s xU jha;f;Fk;> Fiwghlw;w xU je;ijf;Fk; gpwf;Fk; Foe;ijfs; fPo;f;fz;lthW ,Ug;ghh;fs;

a. Fiwghlw;w kfs;fSk;> kfd;fSk; b. Fiwghlw;w kfd;fSk;> epwf;FUL fhuzpfisf; nfhz;Ls;s kfs;fSk; c. epwf;FUL jd;ikAs;s kfd;fSk; epwf;FUL fhuzpfisf; nfhz;Ls;s

kfs;fSk; d. epwf;FUL jd;ikAs;s kfd;fSk;> kfs;fSk;

The children of a colour blind mother and a normal father will be A. normal daughters and sons B. normal sons and carrier daughters C. colour blind sons and carrier daughters D. colour blind sons and daughters




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171. fy;yPuypy; ,Ue;J ,jaj;jpw;Fr; nry;Yk; ,uj;jj;jpy; fPo;f;fz;l xd;W kpf mjpf mstpy; cs;sJ. mJ A. FSNfh]; B. gpj;jePh; C. gpj;j ePh; epwkpfs; D. A+hpah The blood which leaves the liver and moves to the heart has a higher concentration of A. glucose B. bile C. bile pigments D. Urea

172. kdpj %isapd; vg;gFjp Qhgfrf;jp> fy;tpawpT> vz;zpg; ghh;j;jy; kw;Wk; Ma;e;jwpjy; Nghd;wtw;wpd; ikakhf cs;sJ? A. ngU%is B. rpW%is C. i`g;Nghigrp]; D. jz;Ltlk; Which part of the human brain is the centre of memory, learning, thinking and reasoning? A. cerebrum B. cerebellum C. hypophysis D. medulla oblongata

173. rhpahd gjj;ijf; Fwpf;fTk; a. vy;yh tpe;Jf;fSk; vy;yh Kl;ilfisAk; fUTwr; nra;fpd;wd b. Kl;ilfs; gytpe;Jf;fshy; fUTWfpd;wd c. xt;nthU Kl;ilAk; tof;fkhf (nghJthf) xU tpe;Jtpdhy; fUTwr;

nra;ag;gLfpwJ d. xt;nthU tpe;JTk; xt;nthU Kl;ilia fUTwr;nra;fpwJ

Mark the correct statements A. all sperms fertilize all eggs B. eggs are fertilized by many sperms C. each egg is usually fertilized by one sperm D. each sperm fertilizes one egg

174. gl;bay; 1 y; cs;stw;iw gl;bay; 2y; cs;stw;NwhL nghUj;jp fPNo

nfhLf;fg;gl;ls;s FwpaPL %yk; tpiliaj; Njh;e;njLf;f gl;bay; 1 gl;bay; 2

a. biugNdhNrhkh Nfk;gpad;rp 1. kNyhpah b. nyapr;Nkdpah NlhNdhNtdp 2. fopr;ry; c. gpshr;Nkhbak; XNty; 3. cwf;f Neha; d. biuNfhNkhdh]; N`hkpdp]; 4. fhyh mrhh; FwpaPLfs; a b c d A. 3 4 1 2 B. 4 1 2 3 C. 3 1 2 4 D. 4 1 3 2 Match the following List I List II a. Trypanosoma gambiense 1. Malaria b. Leishmania donovani 2. Diarrhoea c. Plasmodium ovale 3. Sleeping sickness d. Trichomonas hominis 4. Kala azar a b c d A. 3 4 1 2 B. 4 1 2 3 C. 3 1 2 4 D. 4 1 3 2




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175. fPo;f;fz;ltw;wpy; vJ rhpahfg; nghUe;jpAs;sJ?

A. rhh;y]; lhh;tpd; - Ngd;n[dprp]; Nfhl;ghL B. Bthp]; - nry; Nfhl;ghL C. yhkhh;f; - jpBh; khw;wf; nfhs;if D. ];ngd;rh; - Njw;wg; gz;Gfspd; guk;giuf; Nfhl;ghL Which one of the following is correctly matched? A. Charles Darwin - Theory of pangenesis B. De Vries - Cell theory C. Lamarck - Theory of mutation D. Spencer - Theory of inheritance of acquired characters

176. Mh;f;fpahg;nlhpf;]; fPo;f;fz;l tpyq;Ffspd; ,izg;Gr; rq;fpyp a. kPd;fs; kw;Wk; ePh;epy tho;td b. ePh;epy tho;td kw;Wk; Ch;td c. Ch;td kw;Wk; gwitfs; d. Gwitfs; kw;Wk; ghY}l;bfs;

Archaeopteryx is a connecting link of the following animals. A. Pisces and Amphibians B. Amphibians and Reptiles C. Reptiles and Aves D. Aves and Mammals

177. Xh; mkPghit cg;G ePhpy; ,Lk;NghJ RUq;fp tphpAk; Fkpop A. nghpajhFk; B. ntbf;Fk; C. ngUFk; D. kiwAk; In an amoeba is placed in salt water, its contractile vacuole will A. enlarge B. burst C. multiply D. disappear

178. gl;bay; 1 y; cs;stw;iw gl;bay; 2y; cs;stw;NwhL nghUj;jp fPNo nfhLf;fg;gl;ls;s FwpaPL %yk; tpiliaj; Njh;e;njLf;f

gl;bay; 1 gl;bay; 2 a. EiuaPuy; kPd; 1. ];gPNdhlhd; b. gwf;Fk; gy;yp 2. GNuhlhg;bu]; c. caph; Gijg;gbtk; 3. ghh;ghap]; d. ePh; ghY}l;b 4. buhf;NfhNthyd;]; a b c d A. 3 1 2 4 B. 2 4 1 3 C. 1 3 4 2 D. 4 2 3 1 Match the following List I List II a. Lung fish 1. Sphenodon b. Flying reptile 2. Protopterus c. Living fossil 3. Porpoise d. Aquatic mammal 4. Dracovolans a b c d A. 3 1 2 4 B. 2 4 1 3 C. 1 3 4 2 D. 4 2 3 1




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179. rf;jp ntspg;gLj;Jk; jpwd; mbg;gilapy; VNuhgpf; kw;Wk; md; VNuhgpf; Rthr Kiwfis xg;gpLk; nghOJ

a. VNuhgpf; Kiw> md; VNuhgpf; Kiwiatpl kpfj; jpwd; tha;e;jJ b. md; VNuhgpf; Kiw> VNuhgpf; Kiwiatpl kpfj; jpwd; tha;e;jJ c. ,U KiwfSk; kpfr; rhpahf rkkhdit d. ,U KiwfSk; Vwf;Fiwa rkkhdit

When aerobic and anaerobic methods of respiration are compared regarding their efficiency in energy release A. aerobic methods is more efficient than anaerobic method B. anaerobic method is more efficient than aerobic method C. both the methods are exactly equal D. both the methods are approximately equal

180. fPo;f;fz;ltw;Ws; vJ jtwhf ,izf;fg;gl;Ls;sJ? nghJg;ngah; mwptpay; ngah;

A. n[y;yp kPd; mdgh]; B. nts;sp kPd; nygp];kh C. EiuaPuy; kPd; irf;yha;l; nrjpy;fs; D. nky;Ylyp kPd; nrg;gpah Which one of the following is incorrectly matched? Common name Scientific name A. Jelly fish Anabas B. Silver fish Lepisma C. Lung fish Cycloid scales D. Cuttle fish Sepia

181. fhh;Nghi`bNul;Lfis gphpj;jwpa cjTk; jpR Ntjpay; Kiw Nrhjid vJ? a. nkh;f;Fhpf; GNuhNkh/gpdhy; GS Kiw b. ng];l; fhh;kpd; Kiw c. ngh; mNahbf; Mrpl; - rp/g; Kiw d. #lhd; gpshf; - B Kiw

Which of the following is the test for histochemical characterization of carbohydrates? A. Mercuric bromophenol blue method B. Best carmine method C. Periodic acid – Schiff method D. Sudan black – B method


gl;bay; 1 gl;bay; 2 a. itl;lkpd; A 1. Md;buhf;fpl;bf; b. itl;lkpd; B 2. Md;b];nlhpypbf; c. itl;lkpd; D 3. Md;bn[uhg;jhy;kpf; d. itl;lkpd; E 4. Md;bepa+hpbf; FwpaPLfs; a b c d A. 3 4 1 2 B. 2 3 4 1 C. 4 2 3 1 D. 3 1 2 4




34


Match the following List I List II a. Vitamin A 1. Antirachitic b. Vitamin B 2. Antisterilitic c. Vitamin D 3. Antixer ophthalmic d. Vitamin E 4. Antineuritic Codes: a b c d A. 3 4 1 2 B. 2 3 4 1 C. 4 2 3 1 D. 3 1 2 4


gl;bay; 1 gl;bay; 2 a. /g;hP khh;l;bd;fs; 1. ];gPkd; b. Mh;fidrh;fs; 2. ];nlg;Nlh kw;Wk; vl;th;l;]; c. Rh fhuzpfs; 3. ypy;yP d. Nrhjidf;Foha; Foe;ijfs; 4. Nyd;l;];nla;dh; kw;Wk; tPdh; FwpaPLfs; a b c d A. 2 1 4 3 B. 3 2 1 4 C. 4 1 2 3 D. 3 1 4 2 Match the following List I List II a. Free martins 1. Spemann b. Organizers 2. Steptoe and Edwards c. Rh – factors 3. Lillie d. Test tube babies 4. Landsteiner and Weiner Codes: a b c d A. 2 1 4 3 B. 3 2 1 4 C. 4 1 2 3 D. 3 1 4 2

184. mjpf msT ntg;gj;ijj; jtph;f;f tpyq;fpdq;fs; Nkw;nfhs;Sk; cwf;fj;jpw;F vd;d ngah;? A. lagh]; B. vap];bNtrd;

C. i`gh;Ndrd; D. irf;Nshkhh; Nghrp];

The phenomenon where animals undergo dormancy to escape from

excessive heat is called

A. Diapause B. Aestivation

C. Hibernation D. Cyclomorphosis




35


185. rhpahd thpiriaf; Fwpf;fTk; a. kpuhrPbak;> r;NghNuhrpr;L> nrh;Nfhpah> hPbah nkl;lhnrh;Nfhpah b. nrh;Nfhpah> r;NghNuhrpr;L> hPbah> kpuhrPbak;> nkl;lhnrh;Nfhpah c. kpuhrPbak;> r;NghNuhrpr;L> hPbah> nrh;Nfhpah> nkl;lhnrh;Nfhpah d. nrh;Nfhpah> r;NghNuhrpr;L> kpuhrPbak;> hPbah> nkl;lhnrh;Nfhpah

Mark the correct one A. miracidium, sporocyst, cercaria, redia, metacercaria B. cercaria, sporocyst, redia, miracidium, metacercaria C. miracidium, sporocyst, redia, cercaria, metacercaria D. cercaria, sporocyst, miracidium, redia, metacercaria

186. fPo;f;fz;l $w;Wf;fisf; ftdp 1. ikl;Nlhfhz;bhpah mbNdhrpd; biu gh];Ngl;il cw;gj;jp nra;fpwJ. 2. ikl;Nlhfhz;bhpah mbNdhrpd; ilgh];Ngl;il cw;gj;jp nra;fpwJ 3. ikl;Nlhfhz;bhpah FSf;Nfhir cw;gj;jp nra;fpwJ 4. ikl;Nlhfhz;bhpah Guj;ij cw;gj;jp nra;fpwJ Nkw;$wpa $w;Wfspy; A. 1 kl;Lk; rhp B. 1 kw;wk; 2 rhp C. 1> 2 kw;Wk; 3 rhp D. vy;yhk; rhp

Consider the statements: I. Mitochondria produce adenosine triphosphate II. Mitochondria produce adenosine diphosphate III. Mitochondria produce glucose IV. Mitochondria produce proteins

187. kdpj ,uj;jj;jpy; cs;s nfhy];l;uhypd; rhjhuzkhd msT A. 80 – 120 kp.fp. % B. 120 – 140 kp.fp. % C. 180 – 200 kp.fp. % D. 220 – 240 kp.fp. % The normal cholesterol level in human blood is A. 80 – 120 mg% B. 120 – 140 mg% C. 180 – 200 mg% D. 220 – 240 mg%

188. xNu khjphpahd ,ul;ilf; Foe;ijfs; gpwf;ff; fhuzk; a. fUTw;w xU Kl;il ,uz;lhfg; gphpe;J tpLjy; b. ,U NtW Kl;ilfs; fUTWjy; c. xU Kl;il ,U tpe;jZf;fshy; fUTWjy; d. xNu Neuj;jpy; gy Kl;ilfs; fUTWjy;

Identical twins result A. from the early division of a single zygote B. from two different fertilized eggs C. from an egg fertilized by 2 spermatozoa D. from simultaneous fertilization of several eggs

189. fPo;f;fhZk; thf;fpaq;fis Ma;f tpsf;fk; (A): gh];liuNr\d; vd;gJ jput cztpYs;s Neha; cz;lhf;Fk; fpUkpfisf; nfhy;Yk; KiwahFk;. fhuzk; (R): ,k;Kiwapy; kpff; Fiwe;j ntg;gj;jpy; jput czT Fsp&l;lg;gLfpwJ ,jpy;

a. A kw;Wk; R rhpahdit Af;F R rhpahd tpsf;fkhFk;. b. A kw;Wk; R rhpahdit Mdhy; Af;F R rhpahd tpsf;fk; my;y c. A rhpahd Mdhy; R jtwhdJ d. A jtwhdJ Mdhy; R rhpahdJ




36


Consider the following statements: Assertion (A): Pasteurisation is a process of sterilization for killing the pathogens in a liquid food. Reason (R): It is done by cooling at a very low temperature. Select the answer from the coding scheme given below: A. Both A and R are true, and R is the correct explanation of A B. Both A and R are true, but R is not the correct explanation of A C. A is true, but R is false D. A is false, but R is true

190. vWk;Gfs; xU Fwpg;gpl;l jpirapy; Kw;wpYk; rhpahd tifapy; Ch;e;J nry;tjd; fhuzk; 1. njhL czh;r;rp 2. third mwpAk; czh;r;rp 3. ghh;it czh;r;rp 4. Gj;jp El;g czh;r;rp - ,t;thf;fpaq;fspy; A. 1 kl;Lk; rhpahdJ B. 2 kl;Lk; rhpahdJ C. 1> 2 kw;Wk; 3 rhpahdit D. vy;yhNk rhpahdit Consider the statements: The ants make their path on a definite direction in a parfect manner. It is due to

I. the sense of touch II. the sense of smell III. the sense of vision IV. The sense of intelligence A. I alone is correct B. II alone is correct C. I, II and III are correct D. All are correct

191. fhw;W – ePh; ,ilg;gFjpapy; thOk; caphpia vt;thW miog;gh;? A. ngd;jh]; B. nef;lhd; C. epa+];lhd; D. gpshq;l;ld;

Organism that lives at the air – water interface is called A. Benthos B. Nekton C. Neuston D. Plankton


gl;bay; 1 gl;bay; 2 a. nrl;rp nrl;rp g+r;rp 1. kQ;rs; [_uk; b. <l]; nfhR 2. J}q;Fk; tpahjp c. ePh; ej;ij 3. gp`hh;rpah d. kz; g+r;rp 4. fyh – m[hh; FwpaPLfs; a b c d A. 1 2 4 3 B. 3 1 4 2 C. 2 3 1 4 D. 4 2 3 1 Match the following List I List II

a. Tse Tse fly 1. Yellow fever

b. Aedes mosquito 2. Sleeping sickness

c. Water snail 3. Biharzia

d. Sand flies 4. Kala-azar




37


Codes: a b c d A. 1 2 4 3 B. 3 1 4 2 C. 2 3 1 4 D. 4 2 3 1

193. ve;j ,d kdpjdpd; Gijg;gbtq;fs; ,e;jpahtpy; fhzg;gl;ld? A. N`hNkhngq;fhsd;rp]; B. m];buNyhgpj;jpf;f]; C. uhkhgpj;jpf]; D. N`hNkh`gpyp]; Which of the following human fossils was found in India? A. Homobengalensis B. Australopithecus C. Ramapithecus D. Homohabilis

194. rhpahd gjj;jpidf; Fwpf;fTk; a. ghw;Rug;gpfs;> cNuhkq;fs;> Gwr;nrtpkly;> efq;fs;> ghY}l;bfspy; cs;sd. b. ghw;Rug;gpfs;> Gwr;nrtpkly;> ngf;ld; cNuhkq;fs; ghY}l;bfspy; cs;sd. c. ghw;Rug;gpfs;> Gwr;nrtpkly;> cNuhkq;fs;> cjutpjhdk; ghY}l;bfspy;

cs;sd. d. ghw;Rug;gpfs;> gw;fs;> Gwr;nrtpkly;> irdr; tPNdhr]; ghY}l;bfspy; cs;sd.

Match the correct statement A. Mammals have mammary glands, hair, pinna, nails B. Mammals have mammary glands, pinna, pectan, hairs C. Mammals have mammary glands, pinna, hairs, diaphragm D. Mammals have mammary glands, teeth, pinna sinus venosus

195. gpsh];Nkhbak; cz;lhf;FtJ A. Fthh;ld; [_uk; B. gpidd; [_uk; C. Nkypf;dd;l; kNyhpah D. iky;L kNyhpah Plasmodium vivax causes A. Quartan fever B. Benign fever C. Malignant malaria D. Mild malaria

196. kdpjdpd; Kd;fu ge;Jf;fpz;z %l;by; gq;Nfw;Fk; ,uz;L vYk;Gfs; ahit? a. fpshtpf;fps; kw;Wk; Njhs;gl;il vYk;G b. my;dh kw;Wk; fpshtpf;fps; c. Nkw;if vYk;G kw;Wk; Njhs;gl;il vYk;G d. Nkw;if vYk;G kw;Wk; fpshf;fps;

Which are the two bones that participate in the ball and socket joint of the forelimb in man? A. Clavicle and Scapula B. Ulna and Clavicle C. Humerus and Scapula D. Humerus and Clavicle

197. nghUj;Jf gl;bay; 1 gl;bay; 2

a. nt[ply; Kid 1. gpsh];Lyhtpd; mZ

b. gpsh];Nlhkpah; 2. fUTwhf; fUtsh;r;rp

c. ghh;jpNdhn[dp]p]; 3. Kl;Njhyp Kl;il

d. N[d]; gr;ir 4. fU czT




38


FwpaPLfs;

a b c d A. 1 3 4 2 B. 3 1 2 4 C. 4 1 2 3 D. 3 2 1 4

Match the following List I List II a. Vegetal pole 1. Cell of blastula b. Blastomere 2. Development without fertilization c. Parthenogenesis 3. Echinoderm egg d. Janus green 4. Yolk codes: a b c d A. 1 3 4 2 B. 3 1 2 4 C. 4 1 2 3 D. 3 2 1 4

198. kdpj ,jaj;jpYs;s ‘Ng]; Nkf;fpq;] mikg;gpd; rhpahd thpir Kiwia vOJf.

a. A.V. Kbr;R – S.A. Kbr;R – gh;fpd;[p mikg;G - `p];]pd; fw;iwfs;. b. A.V. Kbr;R – S.A. Kbr;R - `p];]pd; fw;iwfs; - gh;fpd;[p mikg;G c. S.A. Kbr;R – A.V. Kbr;R - `p];]pd; fw;iwfs; - gh;fpd;[p mikg;G d. S.A. Kbr;R – A.V. Kbr;R – gh;fpd;[p mikg;G - `p];]pd; fw;iwfs;

Identify the correct sequence of the Pacemaking system in human heart A. A.V. node – S.A. node – Purkinji system – Bundle of His B. A.V. node – S.A. node – Bundle of His – Purkinji system C. S.A. node – A.V. node – Bundle of His – Purkinji system D. S.A. node – A.V. node – Purkinji system – Bundle of His

199. fPo;f;fz;l thf;fpaq;fis ftdp $w;W (A): kdpjhpy; rpWePh; khy;gP[pad; Kbr;Rfspy; tbfl;lg;gLfpwJ fhuzk; (R): rpWePh; tbfl;LjYf;F $o;k epiyapYs;s ,uj;j Gujj;jpd; rt;T+L guty; mOj;jNk fhuzk; gjpiy fPNo nfhLf;fg;gl;l FwpaPl;bypUe;J Njh;e;njL

a. A R ,uz;Lk; cz;ik R> A apd; rhpahd tpsf;fk; b. A> R ,uz;Lk; cz;ik> Mdhy; R Ad; rhpahd tpsf;fky;y c. A rhp> Mdhy; R jtW d. A jtW> Mdhy; R rhp

Consider the following statements: Assertion (A): In man urine is filtered in malpighian capsule Reason (R): Colloidal osmotic pressure of blood protein is responsible for urine filtration.




39


Now select your answer according to the coding scheme given below: A. Both A and R are true, and R is the correct explanation of A B. Both A and R are true, but R is not the correct explanation of A C. A is true, but R is false D. A is false and R is true

200. fPo;f;fz;l $w;Wfisf; ftdp 1. `PNkhFNshgpd;> KJnfYk;Gs;s gpuhzpfspYs;s ,uj;j epwkpahFk;. 2. `PNkhFNshgpd; xU gpuhzthA jhq;fpahFk;. 3. `PNkhFNshgpd; xU fhh;Nghi`l;Nul;lhFk; 4. `PNkhFNshgpd; ePyepwj;jpy; ,Uf;Fk; Nkw;$wpa $w;Wfspy; A. 1 kl;Lk; rhp B. 1> 2 rhp C. 1> 2> 3 rhp D. vy;yhk; rhp Consider the statements I. Haemoglobin is a blood pigment of vertebrates II. Haemoglobin is an oxygen carrier III. Haemoglobin is a carbohydrate IV. Haemoglobin is blue in colour Of the statements: A. I alone is correct B. I and II are correct C. I, II and III are correct D. All are correct

*** ntw;wp ngw ey;tho;j;Jf;fs; ***

HEAD OFFICE BRANCH OFFICE

KALAM IAS ACADEMY,

NO.S.186, PAPER MILLS ROAD, PERAVALLUR,

NEAR AGARAM JUNCTION,

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PERAMBUR, CHENNAI – 600 082.

CALL : 9500142441 / 8608615241 / 044-49588346

Website : www.kalamtrainingacademy.com

KALAM IAS ACADEMY,

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