Cell Cycle and Cell Division Biology Quiz for NEET

Results

#1. The centromere splits during

Anaphase

Telophase

Interphase

Prophase

#2. A single cell containing a large number of nuclei is called

A Syncytium

A Cell plate

A Monad

A Bivalent

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

Centromere

Kinetochore

Chromatid

Spindle

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

Diakinesis

Synapsis

Chiasmata

Metaphase I

#5. The biosynthetic phase where cell organelles duplicate themselves is:

Interphase

Anaphase

Prophase

Telophase

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

Zygote

Fertilized egg

Multinucleate condition

Embryo

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

Karyokinesis

Prophase

Cytokinesis

Telophase

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

Metaphase

Anaphase

Prophase

Interphase

#9. The nucleolus and nuclear membrane disappear during:

Anaphase

Interphase

Telophase

Prophase

#10. Terminalization of chiasmata occurs during

Prophase I

Metaphase I

Diplotene

Telophase I

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

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

Telophase

Anaphase

Metaphase

Prophase

#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. In pachytene each tetrad contains

Two chromatids

One chromatid

Four chromatids

Three chromatids

#15. Mitosis occurs in:

Meristematic cells

Undifferentiated germ cells

Somatic cells

More than one option is correct

#16. The first phase of mitosis which follows interphase is:

Metaphase

Prophase

Telophase

Anaphase

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

Metaphase

Anaphase

Telophase

Interphase

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

Meiosis I

Meiosis II

Reduction division

Mitosis

#19. What will be the amount of DNA in meiosis II products if a meiocyte contains 30 pg of DNA in the G₁ phase?

30 pg

60 pg

15 pg

120 pg

#20. 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

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

Anaphase I

Anaphase II

Leptotene

Pachytene

#22. The phase of the cell cycle which lasts more than 95% of the total duration is:

Prophase

Interphase

Anaphase

Telophase

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

G1 phase

G2 phase

S phase

M phase

#24. 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

#25. The G1-S transition is regulated by:

Cyclins only

Cyclin-independent kinases

Mitotic cyclin and cdc2 kinase

G1 cyclins and cdc2 kinase

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

M phase

S phase

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

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

Meiosis I

Meiosis II

Mitosis

Cytokinesis

#29. 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

#30. The chromosomes align at the equator during

Interphase

Prophase

Metaphase

Telophase

Finish

Results

#1. The centromere splits during

#2. A single cell containing a large number of nuclei is called

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

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

#5. The biosynthetic phase where cell organelles duplicate themselves is:

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

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

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

#9. The nucleolus and nuclear membrane disappear during:

#10. Terminalization of chiasmata occurs during

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

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

#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. In pachytene each tetrad contains

#15. Mitosis occurs in:

#16. The first phase of mitosis which follows interphase is:

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

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

#19. What will be the amount of DNA in meiosis II products if a meiocyte contains 30 pg of DNA in the G₁ phase?

#20. Two daughter cells formed after mitosis are:

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

#22. The phase of the cell cycle which lasts more than 95% of the total duration is:

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

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

#25. The G1-S transition is regulated by:

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

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

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

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

#30. The chromosomes align at the equator during

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