Write a short note on immunity.

Important Questions on Aids to Health

EASY

9th ICSE

IMPORTANT

Innovative Biology>Chapter 17 - Aids to Health>Section EXERCISES>Q 4

Differentiate between active immunity and passive immunity.

EASY

9th ICSE

IMPORTANT

Innovative Biology>Chapter 17 - Aids to Health>Section EXERCISES>Q 5

How do pathogens enter our body?

EASY

9th ICSE

IMPORTANT

Innovative Biology>Chapter 17 - Aids to Health>Section EXERCISES>Q 6

How do antibodies react with the antigens?

EASY

9th ICSE

IMPORTANT

Innovative Biology>Chapter 17 - Aids to Health>Section EXERCISES>Q 7

Give the functions of B-cells and T-cells.

EASY

9th ICSE

IMPORTANT

Innovative Biology>Chapter 17 - Aids to Health>Section EXERCISES>Q 1

Define the terms 'immunisation' and 'vaccination'. How does vaccination help to fight diseases?

EASY

9th ICSE

IMPORTANT

Innovative Biology>Chapter 17 - Aids to Health>Section EXERCISES>Q 2

Name two disease that can be cured by vaccination.

EASY

9th ICSE

IMPORTANT

Innovative Biology>Chapter 17 - Aids to Health>Section EXERCISES>Q 3

Who was Edward Jenner? Name the disease for which he used vaccination.

EASY

9th ICSE

IMPORTANT

Innovative Biology>Chapter 17 - Aids to Health>Section EXERCISES>Q 4

What is serum? How is it obtained?