Cell Cycle and Cell Division Biology Quiz for NEET

Results

#1. The most dramatic period of the cell cycle is:

G1 phase

G2 phase

S phase

M phase

#2. The nucleolus and nuclear membrane disappear during:

Anaphase

Interphase

Telophase

Prophase

#3. The mitotic spindle disappears in

Prophase

Metaphase

Anaphase

Telophase

#4. The cells which enter the G0 phase are typically:

Cells that are in the G1 phase

Cells that are in the G2 phase

Cells differentiating into specific types of cells

Cells in the S phase

#5. If karyokinesis is not followed by cytokinesis what condition arises?

Zygote

Fertilized egg

Multinucleate condition

Embryo

#6. The chromosomes are shortest and thickest during:

Anaphase

Metaphase

Telophase

Interphase

#7. The initiation of condensation of chromatin material occurs in:

Prophase

Anaphase

Telophase

Metaphase

#8. The site where crossing over had occurred is marked by

Diakinesis

Synapsis

Chiasmata

Metaphase I

#9. Yeast can progress through the cell cycle in about:

90 sec

90 min

90 hrs

90 yrs

#10. A type of cell division that reduces the chromosome number by half is called

Mitosis

Multiple fission

Fragmentation

Meiosis

#11. Which of the following represents the most active stage of the cell cycle?

Metaphase

Anaphase

Telophase

Interphase

#12. Two daughter cells formed after mitosis are:

Non-identical to each other

Identical to each other

Non-identical to parents

Irrelevant to two identical daughter cells

#13. Read the following statements: (a) Complete disintegration of the nuclear envelope marks the start of the second phase of mitosis. (b) Metaphase chromosome has two sister chromatids. Which of the following is correct?

Only (b) is correct

Both (a) and (b) are incorrect

Only (a) is correct

Both (a) and (b) are correct

#14. If there are 30 chromosomes in the G₁ phase what will be the number of bivalents in the zygotene stage?

#15. In meiosis-I condensation and coiling of chromosomes starts during

Metaphase

Leptotene

Diakinesis

Diplotene

#16. In pachytene each tetrad contains

Two chromatids

One chromatid

Four chromatids

Three chromatids

#17. The major checkpoint of the cell cycle is:

G1-S transition

S-G2 transition

G2-M transition

M-G1 transition

#18. Which type of cell division is called somatic cell division?

Meiosis I

Meiosis II

Reduction division

Mitosis

#19. The point of attachment of microtubules on the chromosome is called

Centromere

Kinetochore

Chromatid

Spindle

#20. The homologous chromosomes move towards the opposite poles during

Anaphase I

Anaphase II

Leptotene

Pachytene

#21. A cell division in which a diploid somatic cell divides is:

Meiosis I

Meiosis II

Mitosis

Cytokinesis

#22. What will be the total number of mitotic divisions required to form 64 daughter cells?

#23. The number of chromosomes in the G1 phase is 36. The number of chromosomes in the S phase is:

#24. The phase between two successive M phases is called:

Metaphase

Anaphase

Prophase

Interphase

#25. The chromosomes align at the equator during

Interphase

Prophase

Metaphase

Telophase

#26. The chromosomes cluster at opposite poles and their identity is lost as discrete elements during

Telophase

Anaphase

Metaphase

Prophase

#27. If the initial amount of DNA is 8 C, then after the S phase, the amount of DNA would be:

4 C

8 C

64 C

16 C

#28. M-phase begins with karyokinesis and ends with cytokinesis. Which phase marks the end of M-phase?

Karyokinesis

Prophase

Cytokinesis

Telophase

#29. The nuclear envelope reassembles during

Prophase

Telophase

Anaphase

Metaphase

#30. Which phase synthesizes enzymes required during the S phase?

M phase

S phase

Finish

Results

#1. The most dramatic period of the cell cycle is:

#2. The nucleolus and nuclear membrane disappear during:

#3. The mitotic spindle disappears in

#4. The cells which enter the G0 phase are typically:

#5. If karyokinesis is not followed by cytokinesis what condition arises?

#6. The chromosomes are shortest and thickest during:

#7. The initiation of condensation of chromatin material occurs in:

#8. The site where crossing over had occurred is marked by

#9. Yeast can progress through the cell cycle in about:

#10. A type of cell division that reduces the chromosome number by half is called

#11. Which of the following represents the most active stage of the cell cycle?

#12. Two daughter cells formed after mitosis are:

#13. Read the following statements: (a) Complete disintegration of the nuclear envelope marks the start of the second phase of mitosis. (b) Metaphase chromosome has two sister chromatids. Which of the following is correct?

#14. If there are 30 chromosomes in the G₁ phase what will be the number of bivalents in the zygotene stage?

#15. In meiosis-I condensation and coiling of chromosomes starts during

#16. In pachytene each tetrad contains

#17. The major checkpoint of the cell cycle is:

#18. Which type of cell division is called somatic cell division?

#19. The point of attachment of microtubules on the chromosome is called

#20. The homologous chromosomes move towards the opposite poles during

#21. A cell division in which a diploid somatic cell divides is:

#22. What will be the total number of mitotic divisions required to form 64 daughter cells?

#23. The number of chromosomes in the G1 phase is 36. The number of chromosomes in the S phase is:

#24. The phase between two successive M phases is called:

#25. The chromosomes align at the equator during

#26. The chromosomes cluster at opposite poles and their identity is lost as discrete elements during

#27. If the initial amount of DNA is 8 C, then after the S phase, the amount of DNA would be:

#28. M-phase begins with karyokinesis and ends with cytokinesis. Which phase marks the end of M-phase?

#29. The nuclear envelope reassembles during

#30. Which phase synthesizes enzymes required during the S phase?

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