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SCHOLARS OF VETERINARY PATHOLOGY Page 1

1.Which one of the following is a green house gas? Carbon dioxide2. The tallest living tree is Sequoia

3. Which on of the following plants is biennial? Carrot4. Sea weeds are an important source of iodine

5. Polio is caused by virus6. "Ozone" as such protects the earth from ultraviolet sunrays

7. The climatic changes, soil erosion and decreased rainfall is due to deforestation8. AGHARK is a quality assurance for agricultural products

9. Refrigeration is a process which slows down the bacterial growth10. The blue-green algae are photoautotrophs

11. Which of the following acts as a coenzyme? Zn++12. The phenotypic ratio of monohybrid cross is 3:1

13. Smallest measuring unit in cytology is angstrom14. 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 thatenvironment? obligate anaerobic bacteria

15. Sexual reproduction is absent in which of the group of fungi mentioned below?

Deuteromycetes

16. One of the characteristics that differentiates prokaryotes from eukaryotes isMembrane-bound organelles

17. The most common method of vegetative reproduction in usnea is soredia18. Which of the fungi mentioned below is employed as a genetic tool?

Neurospora

19. Heterotrichous habit is exhibited by Ectocarpus

20. Photosynthesis cannot take place in ultraviolet light22. What is the cause for deforestation? rapid explosion of human and live stock

population23. How soil get eroded? by floods and rains

24. The shape of Human Immuno deficiency Virus (HIV) is spherical in shape

26. Polyploidy is most common in plant kingdom27. In photosynthesis, the light reaction is known as hill reaction and the dark

reaction is known as Blackman reaction28. DNA structure was first described by Watson and Crick

29. What is an example for cymose in florescence? Crotalaria30. 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 starch

31. The ratio 9:3:3:1 represents a ratio of dihybrid

32. Which one of the following is correctly matched? Manihot Grain33. Gnetum is a climber

34. Largest living tree on earth is sequoia


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35. Protonema appears in the life cycle of Riccia36. Sugar is obtained from all these

37. When a plat cell is placed in a sugar solution . takes place. osmosis38. The kinds of ribose nucleic acid present in any plant cell will be 2

39. Vernation means the arrangement of leaf outside the bud40. In plants, energy is produced during photosynthesis

41. The yellowing of leaf is caused by the deficiency of iron42. Identify the correct sequence of evolution in plants: Thallophyte Bryophyte -

Pteridophyte-Gymnosperms43. The vascular bundles arranged in a cycas petiole is inverted omega (U) shaped

44. Which one of these is correctly matched? Paddy Blast disease45. When the soil is rich in organic debris, it is known as Humus soil

46. A plant growing inside another plant of different species symbiotically is calledEndophyte

47. "Survival of the fittest" was proposed in his theory of evolution by Darwin48. In rice polish which is left as a residue none of the above

49. This pteridophyte produces two kinds of spores selaginella

50. Lepidodendron is a fossil which represents stem

51. These cells are loosely arranged in a plant body parenchyma52. Maximum rate of photosynthesis occurs in white light

53. Resupination is a characteristic feature to the flowers of this familyorchidaceae

54. Gemma cup is present in Riccia

55. Which one is correctly matched? Bengal gram-shrub

56. How many types of cell division are there in plant cells? 357. Flowers emit fragrance to attract insects

58. Recently pattern right was given to which plant in America Turmeric59. Reduction in chromosome number occurs after Meiosis

60. The male cone of cyas consists Microsporangia

61. Botanical name of paddy is Oryza sativa62. The male filament of oedo gonium is known as Nannandrium

63. Guard cells in the stomata help in transpiration64. Syngenesis means union of filaments

65. Identify the correct sequence of protein synthesis Messenger RNA Polyribosomes aminoacid+tRNA-Polypetide

66. The study of individual plant throughout their life history in relation to the

environment is called synecology

67. Which one of the following is correctly matched? Jute-phloem fibre68. Fern phrothallus is Gametophyte

69. What is the correct sequence of the life cycle of fern? Zygote-Sporophyte-


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Spore-Gametophyte72. Which of the following lights is necessary for photosynthesis? red

73. The fruit of Tomato belongs to the type? berry74. The edible part of Cauliflower is flower

75. The genetic material of a cell resides in DNA76. An ecosystem has two components, namely biotic and abiotic

77. Development of a sporophyte directly from the sporophytic tissue is calleddouble fertilization

78. Root hairs absorb water from the soil on account of difference is osmoticconcentration

79. Pollination by birds is known as ornithophily80. Autotrophs in an ecosystem are called producers

81. A dye is prepared from indigofera82. What is the phenotypic ratio of complementary genes in pea? 9:7

83. Thymidine is a nitrogenous base found in DNA85. The first effective vaccine against polio was prepared by Jone E.Salk

86. Which among the following is a non photosynthetic pigment? chlorophyll a

87. Unit of classification is family

88. Plant that grow in saline water are called halophytes89. Diatomaceous earth is a deposit of organisms of bacillariophyceae

90. The physiological phenomenon considered as a "necessary evil" in plants istranspiration

91. The type of phyllotaxy in caltropis is opposite decussate

92. Franks produces root nodules in casuarinas

93. Red tides are caused by red algae94. The development of fruit without fertilization is known as parthenocarpy

95. The agent that carries informantion from DNA to RNA is m-RNA96. To induce callus which one of the following chemicals is necessary? NAA

97. Arachis hypogaea (groundnut) belongs to the family Musaceae

98. A definite number of cells arranged in a specific manner in an algal colony isknown as thallus

99. Which of the groups of plants mentioned below consists of phycobiont andmycobiont living together as an unit? lichens

100. Which of the scientists mentioned below for the first time, observed anddescribed bacteria?

Anton Van Leewenhoek

101. The cambium present within a vascular bundle is known interfascicular

cambium102. The outermost layers of rice grain endosperm rich in proteins, vitamins and

minerals are known as Aleurone layers


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103. Syngenesious anther is an important characteristic feature of104. Heterospory leading to the establishment of seed habit is observed in

selaginella105. Which of the monocots mentioned below shows anomalous secondary

thickening? Asparagus106. The botanical name for neem is Azadirachta indica

107. Meristeles are usually present is Ferns108. Winged pollen grains are present in Pinus

109. Aprogeotropic and coral-like roots are produced in taxus110. What drug is experimented in the treatment of AIDS? AZT

111. Lysosomes are known as Suicide bags112. The algae used by calvin and his co-workers in elucidating the pathway of

carbon in photosynthesis is Chlorella113. Heredity characters are carried to the next generation by chromosome

114. Nobel prize for the study of the structure of DNA was won by Watson andCrick

115. Global warming is due to the release of this gas carbon dioxide

116. The secret behind Mendel's success in his experiments lies in this there are 7

pairs of strikingly contrasting characters in the garden peaplant117. This is used as a biofertilizer Azolla

119. Choose the appropriate one connected with heterospory ophioglossum,marsilea

120. Which one of the following is responsible for guttation in Ruhr leaf?

transpiration

121. The bacterium Escherichia coli is present in the colon of human beings122. Turpentine is obtained from pinus

123. The metal ion involved in stomatal regulations is potassium124. Which one of the following is concerned with the production of ATP

molecules? cisternae

126. The ratio 3:1 is obtained in monohybrid cross128. Which of the following is not correctly matched? Ethylene Fruit ripening

129. Coralloid roots are found in cycas130. Pulses contain large amount of proteins

131. Which one is a xerophyte? Ceratophyllum132. Which of the following diseases is not caused by bacteria? influenza

133.Which one of the following is correctly matched? Iwanoski-Discovery of virus

134. Gymnosperms are open seeded plants

135. Reduction division is Meiosis136. The female sex organ of polytrichum is Archegonium

137. DNA mode was first proposed by Watson and Crick


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139. Mendel did his hybridization experiments in this plant Pea plant140. The sun's energy is fixed in the world by green plants

141. Fixation of nitrogen in the soil is done by bacteria142. Plasmodium belong to this group protozoa

143. Genes are located on chromosomes144. Select the correct order in the life-cycle of a bryophyte Sporophyte-Spores-

Fertilization-Gametophyte145. Which one of the following is correctly matched? Tetanus-virus

146. The botanical name of Bengal gram is Cicer arietnum147. Select the correct order of stages in mitosis: Prophase, anaphase, Metaphase,

Telophase148. A pure breeding dwarf pea plant (tt) on hybridization with a pure breeding tall

plant (TT ) will produce dwarf and tall plants in the ratio (in F2 generation) of 1:3149. The male sex organ in chara is called as Globule

150. Bacteria were first discovered by Anton Van Leeuvenhoek151. Which one of the following is correctly matched? Polytrichum-Algae

152. Which one of the following tissues conducts food material in plants? phloem

153. Penicillin is a/an antibiotic

154. Polio is caused by virus155. The energy needed by the living organism is ultimately obtained from

sum156. In plants, water is conducted by xylem

157. Peristomes are present in

polytrichum

158. The weed which reached India as a contaminant of wheat imported unfrt PL480 scheme is parthenium

159. Polio is caused by a virus160. Tobacco contains a poisonous substance called nicotine

161. Palaeobotany deals with the study of Fossil plants

162. The work 'Biosphere' means total assembly of all living organisms163. Microbial world was discovered is the year 1673

164. Gametophtyes are all these165. Presence of a cambium indicates open vascular bundle

166. The phyllotaxy of Gnetum is opposite168. The sperm in cycas is top-shaped and multiciliate

169. Circinate vernation of leaves is a typical character of ferms

170. All fungi are always heterotrophs

171. Why blue green algae are called cyano bacteria? because they are prokaryotic172. The gymnosperms resemble angiosperms in having presence of ovules

173. The disease caused by the fungus colletotrichum falcatum is known as red rot


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174. Dendrochronology is the study of age of a tree with the help of annual rings175. Clove is obtained from which of the plants parts given below? flower buds

177. Which of the algae given below grows in sewage ponds? volvox178. Which of the plant groups mentioned below are popularly known as

amphibious of plant kingdom? bryophytes179. DNA double helical structure was described for the first time by Watson and

Crick180. Cataclytically active enzyme is

called apoenzyme181. Water droplets at the tip of the leaf are due to guttation

183. The age of a tree can be determined by counting the annual growth rings184. The name "Traveller's palm" refers to revenala madagas cariensis

185. Phyllode is seen in the plant Acacia melanoxylon186. Polyploids can be artificially induced by colchicines

187. Parthenocarpy can be induced by IAA188. Raphanobrassica was discovered by Karpachanko

189. When FADH2 is oxidized, the following number of ATP is produced 2

190. Half leaf experiment proves the essentiality of CO2

191. The universal Co2 acceptor molecule is called PEP192. In anoxygenic photosynthesis, which of the following takes part as electron

donors? H2S193. Velamen root is found in vanda

194. Rosewood is obtained from dalbergia latifolia

195. Penicillin was invented by A.Fleming

196. Spirulina which is a source of SCP is a blue green algae197. Chlorophyll is formed in the presence of magnesium

198. Hormone involved in phototropism is Auxin199. Father of genetic is Gregor Mendel200. The main function of RNA is protein synthesis

201. An example of a Hesperidium is Citrus

202. Which of these is an antibiotic?aureomycin

203. The number of dry plants in the herbarin found in the Indian botanical gardenat kolkata is about 1 million

204. Mycoses are diseases caused by fungi205. Which one of the following is not a correct pair in relation to function? Golgi

complex-breakdown of complex molecules206. The parasitic algae is cephaleuros

207. In which plant are scleroids abundant? none of these


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208. The fruiting body namely, cleistothecium is formed in puccinia209. If the genetic name of the fossil

plant ends with "dendron" or "xylon" it denotes the stem of the fossil210. Sewage treatment is carried out with the help of bacteria

211. "Ikebana" pertains to floral arrangement212. The bacterium which lives in the human intestine is E. coli

213. The first to isolate a plant virus is W.M. Stanley214. National Botanical Research institute is situated at Coimbatore

215. In plants, the radial transport of food, water and mineral salts is performed bysecondary phloem

216. Grafting cannot be practiced in monocotyledonous plants because they do nothave cambium

217. Mycology is the study of fungi218. The group of plants containing algal and fungal partners in association are

called Thallophytes219. The largest cell found in plant kingdom is that of Acetabularia

220. Electron microscope was invented by Knoll and Ruska

221. Apple is false fruit

222. Genes are located on the chromosomes in a linear manner223. Soil erosion leads to loss of vegetation

224. The plant used by Mendel in his early experiments was Pea plant225. The medicine prepared by genetic exchange in bacteria is Insulin

226. Penicillin was discovered by Alexander Fleming

227. The leaves with sori are called as sporophylls

228. Saprophytic organism is fungi229. The plant used by Mendel for his research was pea plant

232. Which one of the following statements is wrong about meiosis? it happens inthe meristematic region

235. Which one of the following plants is used in the treatment of Jaundice?

Eclipta236. Which of the following is wrongly matched? Streptococcus lactis-Vinegar

production237. The smallest angiosperm is wolfia

238. Identify the correct sequence of following Glycolysis, Krebs' cycle, Electrontransport ATP synthesis

239. Which one of the following is correctly matched? Ribosomes-protein

synthesis

240. The stiffness of paddy straw is due to silica241. Which of the following plants is endemic? Ginkgo

242. The wood is made of primary xylem


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244. "Berry" fruit is found in Tomato245. DNA structure was discovered by Watson and crick

246. The growing of plants under soilless condition is called? hydrophonics247. Spore is a asexual reproductive cell

248. Quickly available respiratory substrate is starch249. In nature, ammonification takes place in ditch250. What kind of plant is an 'alga'? chlorophyllous

251. Ganong's photometer is used in the study of transpiration252. Coconut is dispersed in nature by water

253. Pillar roots of Banyan help in the support of the branches254. The organic compounds that contain nitrogen is protein

255. Which one of the following is a climax forest? Thorn forest

256. Red colour of riped tomato is due to chromatophore

257. Cultivation of trees and vegetables is Arboriculture258. Jaya is variety of Cotton

259. Absorption of water by plants takes place when the sun shines260. Which are the most important element necessary for plant growth? Oxygen,

Iron, Phosphorus261. Osmosis is synonymous with none of these

262. What is the first stable product of photosynthesis? sugar263. The water absorbed by the plant moves through xylem tissues

264. Ganong's photometer is used to measure the loss of water by plants265. What does phloem tissue have? sieve elements

266. Piliferous layer of root is produced from epidermal cells267. Endodermis is found as a single layer of cells forming the outermost layer of

the stele

268. The fascicular cambium is present in the stem of sorghum269. Dixon and jolly formulated their theory on the ascent of sap in plants based on

union of water molecules270. Find out the only plant among the four give below. Which is not a xerophyte?

Euphorbia tirucally271. Which do you find the largest number of Eucalyptus species? india

280.The electron transport chain is a group of molecules located in theouter membrane of mitochondria

281. What is penicillium? fungus282. Inside a seed, the plant remains in a/an dormant state

283. Plasmids are used as vectors in gene transfer. They are present in certainbacteria

284. Transgenic plants and animals can be produced through genetic engineering


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285. Guttation is a process in plants by which excess of water is removed as waterdrops

286. Ability to fix atmospheric nitrogen is found in some blue green algae287. Opposite decussate phyllotaxy is seen in Calotropis

288. The natural system of classification was postulated by Bentham and hooker289. In plants, energy is produced during the process of photosynthesis

290. In which of the following the pollen grains are lilberated as clouds of yellowpowder and also called "Sulphur shower"? Pinus

291. In Botany, the Latin names are used because in whole world there would beonly on name for one plant

292. The flowers are variously coloured to attract insects293. Agar-Agar is derived from Gelidium

294. The plant which is used as medicine for jaundice is phyllanthus295. The most commonly used higher plant vector for gene transfer is Ti plasmid

296. Genetic material kof virus is/are DNA (or) RNA297. Primary organs of photosynthesis are leaves

298. The abundance of blue-green algae in paddy fields results in saving on potash

299. Sessile leaves are seen in Calotropis

300. Angiosperms are spermatophytes301. The green leaves performing photosynthesis are know as foliage leaves

302. Mango is an example for tree303. Mitosis and Meiosis are absent in bacteria

304. Cotton fibres are obtained from cotton fruits

305. Bacteria which are spherical in shape are known as coccus

306. Viruses are in between non-living and living organisms307. Thallophytes used as food include algae and fungi

308. The structure of DNA was discovered by Watson and crick309. Which of the following flowing is unisexual? Bottle guard

310. The substrate most important for genetic engineering is Nucleous

311. Which of the following is a prokaryote? Blue - green algae312. With what technology do you associate 'callus' with? pollen analysis

313. Penicillin was discovered by Alexandedr Flemming314. Which of the following is a bacterial disease? Tuberculosis

315. Which one of the following is a woody climber? Gnetum317. Which one of the following is not a pulse? Chloris barbata

318. E.coli is living in the human intestine

319. Which one of the following is wrong? Man is not responsible for the

destruction of natural resource320. Direct cell division is otherwise known as Amitosis

321. Which medicine is used in the treatment of AIDS? Azidothymidine


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323. Founder of Binomial nomenclature is Carl Linnaeus324. The roots coverd with fungal hyphens are Mycorrhizal roots

326. We should not sleep under the tree during night because the trees release morecarbon dioxide

327. Which of the following is used in the preparation of digestive tablets? yeasts328. The bacterial action in milk is acidic

329. Streptomycin is produced by fungi330. One of the following is called the vascular cryptogams none of these

331. Disease causing bacteria a called pathogenic332. Ergot is obtained froms claviceps purpurea

333. after development ovule forms seed334. Which of the following can be recyled metal

335. The mechanism of heredity was explained first by Mendel336. Viruses are inert outside host cell

339. The genetic material of a cell resides in DNA340. Which part of cinchona is used for malaria cure? bark

341. Arachis hypogea is the binomial name of groundnut

342. Antibiotic penicillin is obtained from fungi

345. A bacteriophage is a virus that attacks bacteria and destroy them346. Ribosomes in a cell play a significant role in protein synthesis

347. Baker's yeast is saccharomyces cerevisae348. The tallest tree occurs in gymnosperms

349. The poisonous substance that is present is tobacco is nicotine

350. Which of the following is used for culture medium of bacterial growth?

351. one of the following is the simplest land plant Bryophytes352. Bacteria generally multiply by binary fission

353. Agaar- agar is obtained from gelidium354. Which of th following grows on wet bread? yeasts

355. Nitrogen fixation is done by blue-green algae

356. Which bacteria produce vinegar in sugar solution? acetobacter aceti357. Penicillin was discovered by Alexander Fleming

358. Yeasts help in the production of alcohol359. Many pulses are obtained from

plants of the family Fabaceae360. Emasculation is removal of stamens

361. "Donann equilibrium", a theory which explains the physiological

phenomenon is called mineral absorption

362. Bacterial action changes dead leaves into humus363. Which of the following is not a fruit? Potato

364. Litmus is obtained from an algae


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365. 'Gemma Cup' is found in Marchantia366. The plants which include underclass hepaticopsida are generally called as

liver worts367. Which of the following genera possesses long shoots and dwarf shoots? cycas

368. Each virus is made up of nucleic acid and protein369. Water of coconut is degenerated liquid endosperm

370. A herbarium is a centre for the preservation of dried specimen of plants371. Agar-agar is obtained from Geledium

372. Golgi bodies of plant cells are also called as Dictyosoms373. The nucleic acids of virus must be Either DNA (or) RNA

374. Pollinia are found in one of the following families Apocyanacease375. The system of binomial nomenclature was proposed by Linnaeous

377. Bacteria which convert atmospheric nitrogen into nitrates are denitrifyingbacteria

378. Parallel venation is found in paddy379. Hard fibres are generally got from tropical dicot plants

380. Cell membrane fo plant cells are also called as plasma membrane

381. First land inhabiting plants are Gymnosperms

382. The seed germination type found in pinus is hypogeal383. The process by which plants lose water by liquid status is transpiration

384. The root in mangrove tree is respiratory385. Mango is a drupe

386. Chlorosis is linked with chlorophyll

387. Paddy is a caryopsis

388. Plant viruses are named as phytophage389. TMV stands for Tobacco mosaic virus

390. The bacterium found in the large intestine is E.com391. The bacterium present in the root nodule of leguminous plant is Rhizobium

392. Anaerobic decomposition of protoin is called ammonification

393. The father of Genetics is Mendel394. The genotypic ratio of monohybrid ratio is 1:2:1

395. The double helix model of DNA was proposed by Watson and crick396. Common cold is viral disease

397. W.M. Stanley got Nobel Prize for virus398. Apical dominance in higher plants is due to hormones

400. The pollen grains of flowers pollinated by insects are rough and sticky

401. Soyabean contains a high degrees of proteins

402. The age of a tree can be determined by counting the growth rings of its stem404. Ground becomes slippery during the rainy season due to green algae

405. Which one of the following is a useful functional association between fungi


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and the roots of higher plants?mycorrhiza406. Carbon is available to plants as carbon dioxide

407. Photosynthesis is a bio-chemical process for the transfer of solar energy tofood chain cycle

408. The fruit in member of poaceae is Caryopsis409. The function of flower is reproduction

410. Penicillium is generally known as Fungus411. The biggest herbarium of our country is located in Kolkata

412. Polytrichum plants belong to bryophyte413. Which of the following flowers is sessible? mustard

414. Adiantum sporophytic plants have chromosome type of diploid415. In which of the following is xerophytic present? calotropis

416. The study of inflorescence, flowers, fruits and seeds is known as reproductivemorphology

417. In insectivorous plants which of the following elements is absenst or deficentNitrogen

418. Viruses chemically called as nucleoproteins

419. Penicillin was discovered by Alexander Fleming

420. The metal present in chlorophyll is magnesium421. Based on the cellular type the algae chlorella belongs to Both (A) and (B)

422. Three major types of sexual reproduction found in algae may be isogamy,anisogamy and oogamy

423. Those algae which grow in hot spring at about 85?C temperature are called as

424. To which of the following families do all pulses belong? Sporophytic phase

425. The evergreen plant body of gymnosperms is sporophytic phase426. The ovules of an ovary are not naked in which of the following groups?

angiosperms427. Gigantism is a result of Auto-polyploidy

428. The most important purpose of insects to visit a flower is to collect honey

429. The inflorescence axis in banana is used to remove kidney stones430. Who first discovered the penicillin? Alexanderd Fleming

431. Epiphytes are plants which depend an other plants only for shelter432. Who has discovered the cell? Robert Hook

433. Which one of the following plants is an example of herb?Hibiscus434. The sharp and pointed outgrowth present on the stem of rose are called spines

435. 'AIDS' is caused by virus

436. Streptomycinis produced from Streptomyces griseus

437. Iodine is obtained from Gelidium438. The broad leaves of tall trees absorb rain clouds

439. Diffusion means the movement of molecules fro a region of greater


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concentration to lesser concentration440. In some plants fruit formation takes place without fertilization which is called

as parthenocarpy441. Centrl Rice Research Institute is in Cuttack

442. The bacterium which has flagella all over the body is called as peritrichous443. Moistur absorbing roots are seen in vandal

444. Secondary growth (or) width enlargement is usually absent inMonocotyledons

445. The number of plant species described on our earth is overd 4,00,000446. The first person to see a cell under microsecope was Hooke

447. The drug chloromycetin is used for which disease?Tuberculosis448. Leprosy is caused by bacteria

449. The study of external form of a plant is known as Morphology450. A group of cells similar in structure and function is tissue

451. Those flowers which have both male and female reproductive parts are calledunisexual

452. The other nama of the plant taxonomy is systematic botany

453. Plants takes nitrogen in the form of nitrates

454. Edible fungi are Agaricus455. One of the following is useful for cheese making penicillium

456. Waterblooms are produced by algae457. Viruses are all of these

458. Bacteria reproduce mostly asexually

459. Atmospheric CO2 can be reduced by the process of photosynthesis

460. which of the following cannot grow indeserts of Rajasthan? Banana461. Bacteria are both (A) and (B)

462. Soil conservation is the process where soil is protected against erosion463. Phytology is the study of algae

464. The largest flower is Rafflesia

465. The molecule with high energy phosphate bond in the cell is ATP466. The root nodules containing Rhizobia occur in Fabaceae

467. Pasteurization of milk destroys its pathogenic bacteria468. Atmospheric nitrogen is fixed in leguminous roots by bacteria

469.Gymnosperms are characterized by lacking ovaries470. In food making industry the product of yeast culture utilised is

ethyl alcohol

471. One of the following is responsible for smut disease ustilago

472. Sexual reproduction is about in blue-green algae473. Algin is obtained from brown algae

474. The virus which attacks E.coli is termed coliphage


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475. Laminaria is an important source of iodine476. 'Pond silk' is the common name of spirogyra

477. Pneumonia is caused by one of the following bacteria478. Cotton fibre is obtained from the fruit

479. The largest producer of groundnut is India480. India's largest mineral resource is coal

481. The gas evolved by leaves during photosynthesis is oxygen482. After fertilization ovary is transformed into fruit

483. Green trees of the forests are generally called as food chain primary producers484. Streptomycin was discovered by waksman

485. Kelp is brown algae486. Habitat of penicillium is organic substance

487. Monocotyled are chaaracterised by fibrous root system488. Typhoid is caused by bacteria

489. The ovules in gymnosplerms are exposed490. Cell division useful for gamete formation is meiosis

491. Herbicide is used to kill the weeds

492. Tap root is positively geotropic

493. Seedless fruits are seen in all of these494. Most advanced plants in the plant kingdom are angiosperms

495. Fibres are taken from plant as sclerenchyma cells496. The process in which fruit is formed without fertilization is know as

parthenocarpy

497. Calotropis is an example of the following phyllotaxy opposite and decussate

498. Phylloclade is a modified stem499. Which of the following diseases is likely to spread in the entire community. If

a leaky septic tank contaminates the water supply? Cholera500. Where would the bacterium E.coli be readily found? human 501. Quinine is made from cinchone bark

502. Phylllanthus nirui is a medicinal herb and it is used to cure jaundice503. The dark reaction was worked out by an American scientist called Melvin

Calvin504. "Breathing roots" of mangrove plants are also called both (B) and (C)

505. Hydroponics is plant growth in liquid culture medium506. Red tides are causd by red dinoflagellates

507. In angiosperms ovules develop into seeds508. 'Tikka' disease is found in groundnut

509. The unicellular algae used in space craft to regulate oxygen supply is chlorella


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510. Who is the well known Indian paleobotanist? Birbal sahni511. Sharbati, Sonara, Kalyan Sona are the improved varieties of wheat

512. An algae yielding single cell protein of economic importance is spirulina513. The process of transfer of desirable characters from on especies to other is

known as selection514. Wide variety of plants are observed in this tropical regions

515. Mycotoxins are pollutants because they affect most commonly water516. Orchards are fruit garden

517. Foreign countries want to get plant materials of this plant from our countrykeeping in view the problem of chemical pesticides Azadirachta indica (neem)

518. Nitrogen fixation is generally brought about by Bacteria and blue green algae519. "Pasteurization" means boiling and cooling to prevent microbial spoilage

521.Why is sprouted gram considered more nutritious? germinating seeds produceenzymes which are a rich source of protein

522. Which metal is present in green leaves? Magnesium523. Pollinium found in the family Asclepiadaceae and Orchidaceae

524. Legume root nodule contains a protein pigment known as Leghaemoglobin

525. From the following,which one is edible fungi? Agaricus

526. Which type of cell gives mechanical support to the plant?Sclerenchyma527. A sequence of nucleotides that specifies a particular polypeptide chain is

called as gene528. Cell wall is chemically made up of lignin, pectin and cellulose

529. Endocarp of fruit wall is innermost layer of fruit wall

530. Which group of organism is responsible for enriching soil fertility is an area?

Micro-organisms531. Amphibious plants with non-vascular nature group is called as bryophytes

532. Biggest herbarium located in south India is coimbatore533. Smallest flowering plant is wolffia

534. Economic use of the genus araucaria gymnosperm plant is ornamental plant

535. First plant viruses were discovered in tobacco536. The most characteristic feature of arthropoda is jointed appendages

537. The most successful vector in higher plants Ti-plasmid538. one of the following is essential for seed germination water

539. The process by which RNA is formed from DNA is called transcription540. Some plants develop fruits without fertilization, this phenomenon is called

parthenocarpy

541.Which one of sthe following diseases is caused by viral infection? jaundice

542. Symbolic nitrogen fixation is done by Rhizobium543. Lack of which element makes the plant insectivorous?Nitrogen

544. Founder of binomial nomenclature is Cark Linnaeus


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545. Part of cinchona plant from which the drug quinine is obtained is bark546. Turbantine is obtained from the plants of coniferales

547. Clover,the commonly used spice is obtained from the flower bud548. Which one of the following p;ants produces allergenic pollen grains? congress

grass549. Opium is obtained from cannabis

550. Which one of the following is correctly matched? photosynthesis Starchsynthesis

551. Which one of the following is a major green house gas? CO2

552. The flow of genetic information from nucleic acid to protein is calledtranscription

553. Oxygen in the universe is replenished higher plant photosynthesis

554. Limnophylla haterophylla is an example of Amphibious plant

555. An example for a parasitic algae is cephaleuros556. Atmospheric nitrogen can be fixed by Anabaena

557. In dycot roots, xylem is exarch558. 'The father of Genetics''is G.J. Mendel

559. Which one of the following is not a hormone? lodine560. Western Blot test is used in the diagnosis of AIDS

561. Pulses are rich in proteins562. The pulp of the pear fruit is hard, because of the presence of sclereids

563. Pedology refers to the study of soil564. The powerhouse of a cell is mitochondrion

565. The following medicine is obtained from the bark of cinchona Quinine566. which one of the following is not a plant product? Rubber

567. Which of the following is inpotant element of chlorophyll? Magnesium

568. Grasses have fibrous roots569. Primary producers are green plants570. The five kingdom concept was proposed by Whittaker

571. "callus'' is referred as undifferentiated mass of tissues572. Number of chromosomes in an organism is maintained by the following

division. meiosis573. Vascular cryptogams are pteridophytes

574. The raw materials used in the fermentation activity, in yeasts is (are) sugars

and fruit juices

575. Artificial silk is prepared from synthetic fibres576. The plant involved in sericulture is mulberry

577. Which one of the following is not correctly matched? Vessel translocation of


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