Explore topic-wise MCQs in Microbiology.

This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Microbiology knowledge and support exam preparation. Choose a topic below to get started.

1.

Growth in broth cultures occurs mainly in the form of__________

A. slightly turbid
B. heavy surface pellicle
C. sediment
D. viscous
Answer» C. sediment
2.

Which bacteria among the following produces a water-insoluble pigment?

A. Mycobacterium kansasii
B. Pseudomonas aeruginosa
C. Chromobacterium violaceum
D. Pseudomonas chlororaphis
Answer» D. Pseudomonas chlororaphis
3.

Growth in broth cultures occurs mainly in the form of __________

A. slightly turbid
B. heavy surface pellicle
C. sediment
D. viscous
Answer» C. sediment
4.

Pyoverdin is which type of pigment?

A. water-insoluble pigment
B. water-soluble pigment
C. fluorescent pigment
D. sparingly water-soluble pigment
Answer» D. sparingly water-soluble pigment
5.

What is the color of colonies of Staphylococcus aureus?

A. Pink
B. Red
C. Violet
D. Gold
Answer» E.
6.

Surface texture of strains are related to virulence.

A. True
B. False
Answer» B. False
7.

Which of the following has a larger diameter?

A. well-separated colonies
B. crowded colonies
C. young colonies
D. old colonies
Answer» B. crowded colonies
8.

The American Type Culture Collection, located in Rockville, Maryland in the year 1980 has a collection of bacterial strain in what numbers?

A. 10,000
B. 11,000
C. 500
D. 11,500
Answer» E.
9.

The National Collection of Type Cultures is situated in ____________

A. France
B. England
C. Germany
D. Japan
Answer» C. Germany