Explore topic-wise MCQs in Microorganisms and Disease.

This section includes 76 Mcqs, each offering curated multiple-choice questions to sharpen your Microorganisms and Disease knowledge and support exam preparation. Choose a topic below to get started.

51.

Living things which are too small to be seen with a naked eye are called

A. micro-organisms
B. unicellular organisms
C. multicellular organisms
D. complex organisms
Answer» B. unicellular organisms
52.

Bacteria can exists in shapes which are

A. spherical
B. rod
C. spiral
D. all of them
Answer» E.
53.

Transfusion of infected blood is main reason for spread of diseases like

A. AIDS
B. Hepatitis B
C. both a and b
D. Polio
Answer» D. Polio
54.

The use of organisms specially micro-organisms in the manufacture or industrial processes is called

A. biotechnology
B. bioengineering
C. chemical process
D. genetic engineering
Answer» B. bioengineering
55.

Viruses are made up of

A. DNA
B. RNA
C. protein coat
D. all of them
Answer» E.
56.

Microorganisms are

A. Unicellular
B. Multi-cellular
C. Both
D. None of these
Answer» C. Both
57.

Penicillium is a

A. Algae
B. Fungus
C. Bacteria
D. Yeast
Answer» C. Bacteria
58.

Rhizobium becteria

A. Help in digestion
B. Help in nitrogen fixation
C. Cause diseases
D. All of the above
Answer» C. Cause diseases
59.

Which of the following pathogens causes cholera in humans?

A. Fungi
B. Bacteria
C. Virus
D. Protozoan
Answer» C. Virus
60.

Which of the following pathogens causes Leprosy in humans?

A. Salmonella
B. Mycobacterium
C. TMV
D. Monocystis
Answer» C. TMV
61.

Widal test is used for the susceptibility of ________.

A. Typhoid
B. Cholera
C. Malaria
D. Cholera
Answer» B. Cholera
62.

Which of the following is the symptom of Diphtheria?

A. Bleeding gum
B. Hydrophobia
C. Suffocation
D. Excessive watering
Answer» D. Excessive watering
63.

Which of the following pathogens causes Tuberculosis _________.

A. Virus
B. Bacterium
C. Protozoan
D. Malnutrition
Answer» C. Protozoan
64.

Scientist who discovered fermentation is

A. Alexander Fleming
B. Louis Pasteur
C. John Mendal
D. Edward Jenner
Answer» C. John Mendal
65.

Amoeba belongs to

A. Algae
B. Fungi
C. Protozoa
D. Virus
Answer» D. Virus
66.

Mushroom belongs to

A. Algae
B. Virus
C. Fungi
D. None of these
Answer» D. None of these
67.

Amount of nitrogen in the atmosohere is

A. 58%
B. 68%
C. 78%
D. 88%
Answer» D. 88%
68.

Spyrogyra is

A. An algae
B. A fungi
C. A protozoa
D. A bacteria
Answer» C. A protozoa
69.

Vaccine for small pox is discorvered by

A. Louis Pasteur
B. Alexander Fleming
C. Edward Jenner
D. John Mendal
Answer» D. John Mendal
70.

Syphilis , a sexually transmitted disease is caused by ________.

A. Vibrio
B. Leptospira
C. Treponema pallidum
D. Pasteurella
Answer» D. Pasteurella
71.

In Ayurveda, the __________disease is called as Vishuchika ?

A. Chickenpox
B. Smallpox
C. Cholera
D. Diphtheria
Answer» D. Diphtheria
72.

Vibrio cholerae is a motile bacteria, which belong to the group of _______.

A. Lophotrichous
B. Peritrichous
C. Monotrichous
D. Amphitrichous
Answer» D. Amphitrichous
73.

Which of the following is a set of bacterial diseases?

A. Malaria, poliomyelitis, mumps
B. Mumps, cholera, typhoid
C. Plague, Leprosy, Diphtheria
D. Measles, Tuberculosis, Tetanus
Answer» D. Measles, Tuberculosis, Tetanus
74.

Diseases caused due to the inflammation of the vermiform appendix of the digestive system is known as ________.

A. Appendectomy
B. Appendicitis
C. Intestinal cancer
D. Amoebic dysentery
Answer» C. Intestinal cancer
75.

This disease is caused by a protozoan

A. Influenza
B. Syphilis
C. Blastomycosis
D. Babesiosis
Answer» E.
76.

Which of the following pairs of diseases is caused by bacteria?

A. Herpes and influenza
B. Tetanus and mumps
C. Typhoid and smallpox
D. Cholera and tetanus
Answer» E.