B Cell Division (Cell Cycle, Mitosis, Meiosis and Their Significance ) NEET Questions

Biology - Cell Structure and Function

B Cell Division (Cell Cycle, Mitosis, Meiosis and Their Significance ) MCQ Questions


1.
The sequence of events by which a cell duplicates its genome, synthesises other constituents and divides into two daughter cells is called:
A.
Cell division
B.
Cell cycle
C.
Cytokinesis
D.
Karyokinesis
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ANSWER :
B. Cell cycle
2.
Which of the following phases of cell cycle is the longest?
A.
G1 phase
B.
M phase
C.
S phase
D.
Interphase
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ANSWER :
D. Interphase
3.
DNA replication occurs during which phase of the cell cycle?
A.
G2 phase
B.
G1 phase
C.
S phase
D.
M phase
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ANSWER :
C. S phase
4.
Duration of one cell cycle in a typical human cell is approximately:
A.
30 minutes
B.
1 hour
C.
1 week
D.
24 hours
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ANSWER :
D. 24 hours
5.
The duration of cell cycle in yeast is:
A.
24 hours
B.
90 minutes
C.
30 minutes
D.
8 hours
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ANSWER :
B. 90 minutes
6.
G0 phase represents:
A.
Phase of mitotic division
B.
Quiescent stage where cells exit the cell cycle
C.
Phase between mitosis and DNA synthesis
D.
DNA synthesis phase
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ANSWER :
B. Quiescent stage where cells exit the cell cycle