SPM EXAMINATION QUESTIONS FOR CHAPTER 5: CELL DIVISION

Multiple choice questions

Instruction: All question are followed by four options. A, B, C and D. Choose the best option for each question. Answer all question.

Arahan: Semua soalan diikuti oleh empat jawapan iaitu A, B, C dan D. Pilih jawapan terbaik bagi setiap soalan. Jawab semua soalan.

1.

2. Diagram 1 shows some of stages in meiosis process taking place in a diploid cell, 2n= 4.

SPM

Rajah 1 menunjukkan beberapa peringkat dalam meiosis yang berlaku dalam satu sel diploid, 2n=4

Diagram 1Rajah1

Which of the following is the correct sequence for the stages?Antara urutan berikut, yang manakah betul bagi peringkat itu?

A I, II, III, IV

B I, III, IV, II

C I, IV, II, III

D I, IV, III, III

3. Diagram 2 shows the process of cloning a sheep.

SPM

Rajah 2 menunjukkan proses pengklonan kambing biri-biri.

Diagram 2Rajah 2

Which of the following is the offspring X?Antara berikut, yang manakah anak X?

A C

B

D

D

4. Diagram 3 shows a cell which experience mitosis twiceRajah 3 menunjukkan satu sel yang telah mengalami mitosis sebanyak dua kali.

Diagram3Rajah 3

How many new cells are produced after the cell experience mitosis three times?Berapakah bilangan sel baru yang terhasil setelah sel tersebut mengalami mitosis sebanyak tiga kali ?

A 2 C 8

B 6 D 16

5. Diagram 4 show the phase in the cell cycle.Rajah 4 menunjukkan fasa dalam kitar sel.

Prophase Anaphaseprofasa anafasa

` Which of the following statement is true about the chromosomes at the stages X and Y?

A

B

C

D

X Y

Stage X Stage Y

The chromosome start to shorten and thickerKromosom mula memendek dan menebal

The chromosomes form chromatids which move to the opposite poles of the cell

The chromosomes have replicatedKromosom telah bereplikasi

The chromosomes start to elongate and not clearly visibleKromosom mula memanjang dan tidak jelas kelihatan

The chromosomes are at the equator planeKromosom berada pada stah Khatulistiwa

The chromosomes are at opposite polesKromosom berada pada kutub bertentangan dalam sel

The chromosomes form twin chromatids.Kromosom membentuk kromatid berkembar

The homologous chromosomes are pairedKromosom homolog berpasangan

6. Which of the following diagrams is not true about a stage in mitosis? Antara rajah yang berikut, yang manakah tidak benar tentang peringkat dalam mitosis?

A C

B D

7. Diagram 4 shows a diploid cell. This cell undergoes cell division through meiosis. Rajah 4 menunjukkan satu sel diploid mengalami pembagian secara meiosis.

Diagram 4 Rajah 4

Which of the following shows the stage where the number of chromosomes start to reduce to half?Antara yang berikut, yang manakah menunjukkan peringkat di mana bilangan kromosom mula dikurangkan menjadi separuh?

SPM

A C

B D

8. Diagram 5 shows the phases in a cell cycle.Rajah 5 menunjukkan fasa-fasa dalam kitaran sel.

Diagram 5Rajah 5

Which of the following represents V ?Antara berikut, yang manakah mewakili V?A mitosis C stage S mitosis pentas S

B cytokinesis D stage G1 sitokinesis pentas G1

9 Diagram 6 shows a phase in mitosis of a plant cell.Rajah 6 menunjukkan satu fasa dalam mitosis sel tumbuhan.

Diagram 6Rajah 6

Which of the following is true about the cell in Diagram 6?Antara berikut, yang manakah benar tentang sel dalam rajah 6?

A

B a

C

D

10. Crossing over is an important process in meiosis. It results in variations in the daughtercells. At which stage of meiosis does crossing over take place?Pindah silang adalah proses penting dalam meiosis. Pindah silang menyebabkan terdapatnya variasi pada sel anak. Pada pentas manakah ketika meiosis pindah silang berlaku?

A Prophase IProfasa I

B Prophase IIProfasa II

C Metaphase IIMetafasa II

D Anaphase I Anafasa I

11. I - Homologous chromosomes line up at the equator of the cell. Komosom homolog berbaris di garis Khatulistiwa sel

Stage of mitosis Number of chromosomes in themother cell

Anaphase 4

Telophase 4

Anaphase 8

Telophase 8

II - Homologous chromosomes separate and move to opposite poles Kromosom hololog berpisah dan bergerak ke kutub bertentangan

III – Sister chromatids separate and move to different poles Kromatid beradik berpisah dan bergerak ke kutub berbeza

IV – Nuclear membrane and nucleolus disintegrate. Membran nuclear dan nucleolus berpecah.

I, II, III and IV shows the processes which occur in meiosis. Among the followingevents, which occur in anaphase I ?.I, II, III dan IV menunjukkan proses yang berlaku dalam meiosis. Antara peristiwa berikut, yang manakah berlaku dalam anafasa I?

A I only

B II only

C III and IV only

D II and IV only

12. Diagram 9 shows an animal cell during anaphase I of meiosis.Rajah 9 menunjukkan sel haiwan semasa anafasa I dalam meiosis.

Diagram 9Rajah 9

How many chromosomes are there in the parent cell of this animal cell?

Berapakah bilangan kromosom dalam sel induk bagi sel haiwan ini?A 3B 6C 12

D 24

13. Diagram 10 shows a cell at one particular stage of mitosis.Rajah 10 menunjukkan satu sel pada satu sel pada satu peringkat

mitosis.

Diagram 10Rajah 10

Which of cell is produced by the cell division?Sel manakah yang dihasilkan daripada pembahagian sel itu?

SPM

14. G1,G2, M and S phase in the figure shows the phases of a cell cycle in an organism.

G1,G2, M dan S dalam rajah menunjukkan fasa-fasa dalam suatu kitar sel organism.

Which of the following is the correct sequence of the interphase stage?

Antara urutan berikut, manakah menunjukkan fasa interfasa?

A G1 S G2

B S G2 M

C G2 M G1

D M G1 S

15. The diploid chromosomal number of a cat is 38. If one of the homologous chromosomes pairs do not separate during meiosis I, how many chromosomes can be found in the gametes?

Nombor kromosom diploid bagi seekor kucing ialah 38. Jika satu daripada pasangan homolog tidak terpisah semasa Meiosis I, berapakah bilangan kromosom yang mungkin didapati pada gamet?

A 18

B 19

C 37

D 38

SPM

SPM

16. Diagram 11 shows a pair of homologous chromosomes during prophase I of Meoisis.Rajah 11 menunjukkan sepasang kromososm homolog semasa profasa I meiosis.

Diagram 11Rajah 11

What is X?Apakah X?A Chiasma B Synapsis

Kiasma Sinapsis

C Bivalent D Crossing overBivalen Pindah silang

17.

SPM

SPM

18. The term "homologous chromosomes" Istilah kromosom homolog …

A refers to replications of the same chromosome merujuk kepada replikasi kromosom yang sama

B is another name for sister chromatids nama lain bagi kromatid beradik

C must be haploid adalah haploid

D means a pair of chromosomes of the same kind, such as sex chromosomes

ialah sepasang kromosom yang sama jenis, contohnya kromosom seks.

19. Diagram 12 shows an event during meiosis. Rajah 12 menuniukkan satu kejadian semasa meiosis

DIAGRAM 12 / RAJAH 12

Which of this statement does not describe the event?Manakah pernyataan tersebut tidak menerangkan kejadian di atas?

A Crossoveor ccursPindah silang berlaku

B It happens in prophase ITerjadi semasa profasa 1

C Chromosome replication take placesReplikasi kromosom berlaku

D Change of genetic material occursPertukaran bahan genetik teriadi

20. Diagram 13 show one stage of meiotic cell division. Rajah 13 menunjukkan satu peringkat pembahagian sel meiosis.

The possible chromosomes in each daughter cell areKebarangkalian kromosom yang akan didapati di dalam sel anak ialah

Diagram 11 Rajah 11

I P and Q

II R and S

III Q and R

IV P and S

A I and II only

B III and IV only

C I,II and III only

D I, II and IV only

21. Diagram 12.1 shows the chromosomes of a parent cell. Rajah 12.1 menunjukkan kromosom dalam sel induk.

Diagram 12.1Rajah 12.1

Diagram 12 .2 shows the possible combinations of chromosomes in the daughter cells when the parent cell divides.Rajah 12.2 menunjukkan kemungkinan gabungan kromosom dalam sel anak apabila sel induk membahagi.

W X Y Z

Diagram 17.2Rajah 17.2

Which of the following statements is true?

Antara berikut,pernyataan manakah yang benar?

A Cell X has haploid number of chromosomesSel X mempunyai bilangan kromosom yang haploid.

B Cell Z is a product of meiosisSel Z adalah hasil meiosis.

C Cell Y is a product of mitosisSel Y adalah hasil mitosis

D Cell W can become a gameteSel W boleh menjadi gamet

22. Diagram 13 shows a phase during meiosis.Rajah 13 menunjukkan satu fasa semasa meiosis.

Diagram 13Rajah 13

What is the significance of the phase shown?Apakah kepentingan fasa tersebut?

A. Produce daughter cell with equal number of chromosome as the parent cell.Menghasilkan sel anak yang mempunyai bilangan kromosom yang sama dengan sel induk.

B.Cause crossing over occurs between homologous chromosome.Menyebabkan pindah silang berlaku antara kromosom homolog.

C. Halved the number of chromosome in each daughter cell.Bilangan kromosom dalam sel anak menjadi separuh.

D. Produce variation in gameteMenghasilkan variasi pada gamet.

Structure question:

1. SPM

23. Diagram 24 shows a cell cycle of an organism.Rajah 24 menunjukkan kitar sel bagi satu organisma.

Diagram 24Rajah 24

A respiratory inhibitor is introduced into the culture containing a dividing cell at phase Q. Which of the following will occur to the cell.Perencat respirasi diletakkan kedalam kultur yang mengandungi sel yang sedang membahagi pada fasa Q.Apakah yang akan berlaku kepada sel tersebut?

A The cell increase in size Sel tersebut mengalami pertambahan saiz.

B The cell double its number Sel tersebut mengganda bilangannya.

C The cell fails to divide Sel tersebut gagal membahagi.

D The cell breaks down Sel tersebut terurai

2. Diagram 2.1 shows the cell cycle of an organism.

Diagram 2.1

Rajah 2.1

(a) Name phase U in Diagram 2.1.

U:………………………………………………………………………

[1 mark]

(b) Phase U is further divided into three sub phases, X, Y and Z. Describe what

happens at sub phases X, Y and Z.

X: ………………………………………………………………………

Y: ………………………………………………………………………

Z: ………………………………………………………………………

[3 marks]

(c) The number of chromosomes present in the nucleus of a somatic cell is 6. Diagram 2.2 shows a stage of cell division to produce gametes.

Diagram 2.2Rajah 2.2

Complete the diagram to show the chromosomes for a daughter cell producedat the end of sub-phase Q.

[2 marks]

( d ) Explain how radiotherapy affected cell cycle in cancer treatment.………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

[2 marks]

(e) (i) A farmer wants to breed a good variety of banana plants for commercialproduction. Suggest a suitable method to be used and explain how the methodnamed can increase the crop yield.…………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

[3 marks]

(ii) State a problem that can occur when using this method..……………………………………………………………………………………………………………………………………………………………………

[1 mark]

3. Diagram 3.1 shows three stages of mitosis. P,Q and R in an animal cell.Rajah 3.1 menunjukkan tiga peringkat mitosis. P, Q dan R dalam sel haiwan.

Diagram 3.1Rajah 3.1

a) Name the stages P, Q, and R in the spaces provided in diagram 3.1Namakan peringkat P, Q dan R dalam ruang yang disediakan dalam rajah 3.1.

[3 marks]

[3 markah]

b) Explain what happens at stage Q.Terangkan apa yang berlaku pada peringkat Q.______________________________________________________________________________________________________________________________________________________________________________________________________________________________

[3 marks][3 markah]

c) State the chromosome behaviour at the following stages:Nyatakan perlakuan kromosom pada peringkat berikut:Stage P/ Peringkat P__________________________________________________________________________

__________________________________________________________________________

Stage R/ Peringkat R

__________________________________________________________________________

__________________________________________________________________________

[2 marks][2 markah]

d) Explain the importance of mitosis in the process of cloning orchid plants.Terangkan kepentingan mitosis dalam pengklonan pokok orkid.

__________________________________________________________________________

__________________________________________________________________________

__________________________________________________________________________

__________________________________________________________________________

[3 marks]

[3 markah]

e) Diagram 3.2 shows a cell at stage P. In the next stage, it is found that chromosome M is not separated.Rajah 3.2 menunjukkan suatu sel pada peringkat P. Pada peringkat seterusnya,didapati kromosom M tidak terpisah.

Diagram 3.2Rajah 3.2

Complete the diagrams for the two daughter cells which will be formed in the space provided below.

Lengkapkan rajah kedua-dua sel anak yang akan terbentuk pada ruang yang disediakan di bawah.

[2 marks]

[2 markah]

Daughter cell 1/sel anak 1 Daughter cell 2/sel anak 2

4.

SPM

SPM