Explore topic-wise MCQs in Biology.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

How does polymorphism arise?

A. Mutations
B. Recombination
C. Diploidy
D. Haploidy
Answer» B. Recombination
Discussion
2.

How DNA can be as a useful tool in the forensic applications?

A. Showing the same degree of polymorphism with hair follicles
B. Showing different degrees of polymorphism with saliva
C. By not possessing any hereditable information
D. By the presence of lysozymes in it
Answer» B. Showing different degrees of polymorphism with saliva
Discussion
3.

The sequences of satellite DNA do not code for proteins.

A. True
B. False
Answer» B. False
Discussion
4.

What are the small peaks achieved by the repetitive DNA during the density gradient centrifugation process of DNA finger printing known as?

A. Non repetitive DNA
B. Trough
C. Satellite DNA
D. Histone DNA
Answer» D. Histone DNA
Discussion
5.

What are the differences in the specific regions of DNA sequence called during DNA finger printing?

A. Non repetitive DNA
B. Repetitive DNA
C. Satellite DNA
D. Histone DNA
Answer» C. Satellite DNA
Discussion