Explore topic-wise MCQs in Biology.

This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

IgA and IgG antibodies provide which of the following kinds of immunity to the infant or foetus?

A. Natural Active Immunity
B. Natural Passive Immunity
C. Artificial Active Immunity
D. Artificial Passive Immunity
Answer» C. Artificial Active Immunity
2.

Which of the following attacks of diseases is not going to provide any immunity to the person?

A. Common cold
B. Small Pox
C. Measles
D. Mumps
Answer» B. Small Pox
3.

When preformed antibodies are directly injected into the body, they provide which kind of immunity?

A. Natural Active immunity
B. Artificial Active Immunity
C. Natural Passive immunity
D. Artificial passive immunity
Answer» E.
4.

How are modified genes introduced into the host cells for preparing third-generation vaccines?

A. Introduced by DNA injection
B. Introduced by cooling and then icing the cells
C. Introduced by first giving a heat shock and then cooling the cells
D. Introduced by making new pathways for pathogens
Answer» B. Introduced by cooling and then icing the cells
5.

Which of the following is not a killed form of first-generation vaccines?

A. DPT
B. Influenza vaccine
C. TAB vaccine
D. Salk Vaccine
Answer» C. TAB vaccine
6.

Passive immunity is fast but lasts for a short duration.

A. True
B. False
Answer» B. False
7.

Which of the following is the most purified form of the vaccine?

A. 1st generation
B. 2nd generation
C. 3rd generation
D. 4th generation
Answer» D. 4th generation
8.

Exogenous supply of antibodies provides which of the following types of immunities?

A. Artificial Active Immunity
B. Natural Active Immunity
C. Active immunity
D. Passive Immunity
Answer» E.
9.

Active immunity is acquired immunity produced in an individual due to inoculation of antiserum.

A. True
B. False
Answer» C.
10.

Active immunity is due to _________

A. Killer T-cells
B. Memory cells
C. Helper T-cells
D. Suppressor T-cells
Answer» C. Helper T-cells
11.

Who is the Father of Passive immunity?

A. Von Behring
B. Carolus Linnaeus
C. Edward Jenner
D. Louis Pasteur
Answer» B. Carolus Linnaeus