Cell Cycle and Cell Division Biology Quiz for NEET

Results

#1. The chromosomes are shortest and thickest during:

Anaphase

Metaphase

Telophase

Interphase

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

Metaphase

Prophase

Telophase

Anaphase

#3. Chromosomes move towards the poles during

Prophase

Metaphase

Telophase

Anaphase

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

Metaphase

Leptotene

Diakinesis

Diplotene

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

Interphase

Anaphase

Prophase

Telophase

#6. The morphology of the chromosomes is studied during

Metaphase

Interphase

Prophase

Telophase

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

Diakinesis

Synapsis

Chiasmata

Metaphase I

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

Zygote

Fertilized egg

Multinucleate condition

Embryo

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

G1 phase

G2 phase

S phase

M phase

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

Cyclins only

Cyclin-independent kinases

Mitotic cyclin and cdc2 kinase

G1 cyclins and cdc2 kinase

#11. Bivalent chromosomes align themselves at the equator during

Metaphase I

Prophase I

Metaphase II

Anaphase II

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

Anaphase I

Anaphase II

Leptotene

Pachytene

#13. The sequence of events by which cells duplicate their genome synthesize other components and eventually distribute them into two daughter cells is called:

Quiescent stage

Generation time

Cell cycle

Mitosis

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

Mitosis

Multiple fission

Fragmentation

Meiosis

#15. 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

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

Metaphase

Anaphase

Prophase

Interphase

#17. 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

#18. The nuclear envelope reassembles during

Prophase

Telophase

Anaphase

Metaphase

#19. Crossing over occurs during

Anaphase I

Leptotene

Diplotene

Pachytene

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

Karyokinesis

Prophase

Cytokinesis

Telophase

#21. The centromere splits during

Anaphase

Telophase

Interphase

Prophase

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

#23. The mitotic spindle disappears in

Prophase

Metaphase

Anaphase

Telophase

#24. Agglutination of chromosomes is caused by

Mustard gas

Ribonuclease

Leptotene

Chalones

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

A Syncytium

A Cell plate

A Monad

A Bivalent

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

M phase

S phase

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

Prophase

Anaphase

Telophase

Metaphase

#28. 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

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

90 sec

90 min

90 hrs

90 yrs

#30. Interphase is called the resting phase because:

It is the most active phase of the cell cycle

There is no apparent activity related to cell division

It does not prepare the cell for division

It is the phase where the cell rests before entering mitosis

Finish

Results

#1. The chromosomes are shortest and thickest during:

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

#3. Chromosomes move towards the poles during

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

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

#6. The morphology of the chromosomes is studied during

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

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

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

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

#11. Bivalent chromosomes align themselves at the equator during

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

#13. The sequence of events by which cells duplicate their genome synthesize other components and eventually distribute them into two daughter cells is called:

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

#15. Two daughter cells formed after mitosis are:

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

#17. 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?

#18. The nuclear envelope reassembles during

#19. Crossing over occurs during

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

#21. The centromere splits during

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

#23. The mitotic spindle disappears in

#24. Agglutination of chromosomes is caused by

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

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

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

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

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

#30. Interphase is called the resting phase because:

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