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.

What is each copy of the duplicated chromosome called?

A. Chromatid
B. Chromomere
C. Kinetochore
D. Chromonema
Answer» B. Chromomere
2.

The variations observed in the daughter cells arise during Metaphase I.

A. True
B. False
Answer» B. False
3.

What phase of Meiosis results in the different combinations of chromosomes occurring in the germ cells?

A. Metaphase I
B. Anaphase I
C. Metaphase II
D. Anaphase II
Answer» B. Anaphase I
4.

The alignment of the chromosome pairs at the metaphase plate during Meiosis I is dependent on other chromosomal pairs.

A. True
B. False
Answer» C.
5.

If the cell at G1 phase at 2 Giga base pairs of DNA, what is the DNA content of the cell right after Telophase II?

A. 1 Giga base pairs
B. 2 Giga base pairs
C. 3 Giga base pairs
D. 4 Giga base pairs
Answer» E.
6.

If the cell at G1 phase at 2 Giga base pairs of DNA, what is the DNA content of the cell right before Telophase I?

A. 1 Giga base pairs
B. 2 Giga base pairs
C. 3 Giga base pairs
D. 4 Giga base pairs
Answer» E.
7.

If the cell at G1 phase at 2 Giga base pairs of DNA, what is the DNA content of the cell right before Telophase II?

A. 1 Giga base pairs
B. 2 Giga base pairs
C. 3 Giga base pairs
D. 4 Giga base pairs
Answer» C. 3 Giga base pairs
8.

When does the first segregation of genes occur during meiosis?

A. Meiosis I Anaphase
B. Meiosis I Telophase
C. Meiosis II Anaphase
D. Meiosis II Telophase
Answer» B. Meiosis I Telophase
9.

When does the second segregation of chromosomes occur during meiosis?

A. Meiosis I Anaphase
B. Meiosis I Telophase
C. Meiosis II Anaphase
D. Meiosis II Telophase
Answer» D. Meiosis II Telophase
10.

When does the first segregation of chromosomes occur during meiosis?

A. Meiosis I Anaphase
B. Meiosis I Telophase
C. Meiosis II Anaphase
D. Meiosis II Telophase
Answer» B. Meiosis I Telophase
11.

The duplication of chromosomes occurs during _____

A. G1 phase
B. G2 phase
C. G0 phase
D. G3 phase
Answer» C. G0 phase
12.

Alleles of a gene are located on ________

A. homologous chromosomes
B. heterologous chromosomes
C. homologous chromatids
D. heterologous chromatids
Answer» B. heterologous chromosomes
13.

Chromosomes occur _________; genes occur _________

A. singly, singly
B. singly, in pairs
C. in pairs, singly
D. in pairs, in pairs
Answer» E.
14.

What is called a reduction division?

A. Mitosis
B. Meiosis
C. Mitrosis
D. Cleavage
Answer» C. Mitrosis