Explore topic-wise MCQs in Microbiology.

This section includes 17 Mcqs, each offering curated multiple-choice questions to sharpen your Microbiology knowledge and support exam preparation. Choose a topic below to get started.

1.

The walls of Nocardioforms contains the sugars ____________

A. sucrose and galactose
B. fructose and galactose
C. sucrose and arabinose
D. arabinose and galactose
Answer» E.
2.

The causative agent of leprosy is __________

A. M.intracellulare
B. M.leprae
C. M.kansasii
D. M.phlei
Answer» C. M.kansasii
3.

Mycobacteria are acid-fast organisms.

A. True
B. False
Answer» B. False
4.

Which of the following genus of organisms are normal inhabitants of the human mouth?

A. Agromyces
B. Arachnia
C. Actinomyces
D. Rothia
Answer» E.
5.

Which of the following Nonspore forming Gram-positive rods show a negative result for catalase test?

A. Lactobacillus
B. Kurthia
C. Brocothrix
D. Renibacterium
Answer» B. Kurthia
6.

WHICH_OF_THE_FOLLOWING_GENUS_OF_ORGANISMS_ARE_NORMAL_INHABITANTS_OF_HUMAN_MOUTH??$

A. Agromyces
B. Arachnia
C. Actinomyces
D. Rothia
Answer» E.
7.

The causative agent of leprosy is ________________$

A. M.intracellulare
B. M.leprae
C. M.kansasii
D. M.phlei
Answer» C. M.kansasii
8.

Mycobacteria are acid-fast organisms.

A. True
B. False
Answer» B. False
9.

The walls of Nocardioforms contains the sugars __________________________

A. sucrose and galactose
B. fructose and galactose
C. sucrose and arabinose
D. arabinose and galactose
Answer» E.
10.

Which of the following genus of species occur on the surface of certain cheeses such as brick and Limburger?

A. Brevibacterium
B. Microbacterium
C. Cellulomonas
D. Arthrobacter
Answer» B. Microbacterium
11.

Cells of Arthrobacter in the stationary phase of growth are ____________ shaped.

A. rod
B. irregularly
C. coccoid
D. rudimentary branching
Answer» D. rudimentary branching
12.

The cell walls of Corynebacterium contain mycolic acid containing ______________ carbon atoms.

A. 2 to 3
B. 100 to 150
C. 32 to 36
D. 20 to 25
Answer» D. 20 to 25
13.

Volutin granules stain which colour with dilute methylene blue?

A. Violet
B. Blue
C. Red
D. Reddish purple
Answer» E.
14.

Brocothrix is a facultatively anaerobic genus of species.

A. True
B. False
Answer» B. False
15.

Which of the following genus of organisms causes meningitis in adults?

A. Erysipelothrix
B. Listeria
C. Caryophanon
D. Brocothrix
Answer» C. Caryophanon
16.

Which of the following is a characteristic of the genus Caryophanon?

A. anaerobic species
B. non-motile organism
C. disk-shaped cells
D. parasitic
Answer» D. parasitic
17.

Which of the following Nonspore forming Gram-positive rods show negative result for catalase test?

A. Lactobacillus
B. Kurthia
C. Brocothrix
D. Renibacterium
Answer» B. Kurthia