Multiple choice

Vaccines help in the

  1. treatment of infectious diseases

  2. treatment of non-infectious diseases

  3. prevention of microbial diseases

  4. Both (1) and (2)
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Vaccines are 'preventive', i.e. they help us in fighting against a disease before it is actually caused. The only option that suits this fact is (3). On the contrary, options (1) and (2) are related to treatments, i.e. cure after the host is infected. This is done by using suitable medicines and drugs. Hence, options (1), (2) and (4) are incorrect.

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