Explore topic-wise MCQs in Biology.

This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

In which of these animals does a haploid cell divide mitotically?

A. Humans
B. Male honey bees
C. Female honey bees
D. Rats
Answer» C. Female honey bees
2.

Which of these cells do not divide?

A. Heart cells
B. Melanocytes
C. Osteocytes
D. Liver cells
Answer» B. Melanocytes
3.

Protein synthesis takes place in _____

A. G0 phase
B. G1 phase
C. G2 phase
D. S phase
Answer» D. S phase
4.

In which phase of the cell cycle does centriole duplication take place?

A. S phase
B. G2 phase
C. G1 phase
D. G0 phase
Answer» B. G2 phase
5.

During S phase of the cell cycle, the amount of DNA ______

A. triples
B. remains the same
C. quadruples
D. doubles
Answer» E.
6.

DNA synthesis involves an increase in chromosome number. True or false?

A. True
B. False
Answer» C.
7.

What is the interval between mitosis and DNA replication?

A. S phase
B. G2 phase
C. G1 phase
D. M phase
Answer» D. M phase
8.

In which phase of the cell cycle does DNA replication take place?

A. Anaphase
B. Metaphase
C. Prophase
D. Interphase
Answer» E.
9.

Which process does the M phase of cell cycle start with?

A. Karyokinesis
B. Cytokinesis
C. Interphase
D. Spindle formation
Answer» B. Cytokinesis
10.

How much time of the entire cell cycle is occupied by interphase?

A. 75%
B. 95%
C. 50%
D. 80%
Answer» C. 50%
11.

The period between two M phases is called ______

A. interphase
B. prophase
C. prometaphase
D. telophase
Answer» B. prophase
12.

What is the duration of cell cycle in yeast?

A. 30 minutes
B. 24 hours
C. 90 minutes
D. 48 hours
Answer» D. 48 hours
13.

Which of these is the correct order of events in the cell cycle?

A. G1 G2 S M
B. G1 G2 M S
C. G1 S G2 M
D. S M G1 G2
Answer» D. S M G1 G2
14.

Which of these processes is not a part of the cell cycle?

A. Duplication of genome
B. Division into daughter cells
C. Synthesis of cell organelles
D. Degeneration of centrosome
Answer» E.