Question

You are aware of polio eradication programme in your city. Children are vaccinated because

• A. Vaccination kills the polio causing microorganisms
• B. Prevents the entry of polio causing organism
• C. It creates immunity in the body
• D. All of the above

Answer 1

Answer: (C)

It creates immunity in the body

The vaccine contains weakened or killed microbe, its toxin or one of its surface proteins. It provides the individual active acquired immunity. For example, if a child is given polio vaccine then that child will be immune to polio disease as it will activate the immune response and lead to the production of antibody and even the memory cells gets prepared against the attack. So, the correct answer is option C.