Explore topic-wise MCQs in Microbiology.

This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Microbiology knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following enzyme is used to join the DNA fragments together?

A. polymerases
B. exonuclease
C. endonuclease
D. ligase
Answer» E.
2.

Photoreactivation can cause repair of DNA damaged by which of the following mutagens?

A. UV rays
B. X-rays
C. Nitrous acid
D. Base analogs
Answer» B. X-rays
3.

Acridine orange is which type of mutagen?

A. base analog
B. chemical compounds
C. intercalating agents
D. transposons
Answer» D. transposons
4.

Base analogs have the same hydrogen-bonding properties as the normal bases.

A. True
B. False
Answer» C.