Question

Infectious disease can be prevented by

• A. Antibiotics
• B. Vaccines
• C. Analgesics
• D. None of the above

Answer 1

The correct option is B Vaccines

The vaccine is made from a virus either killed, weakened or attenuated, which is introduced into the blood. This process is known as vaccination or immunization. The vaccine can be used to inject the antigen or the antibodies which provide protection against the respective disease by the production of antibodies by the plasma cells. The infectious diseases are transmitted from one infected person to the other person directly. These diseases can be prevented with the help of vaccination.

Thus, the correct answer is option B.