Our surroundings are the …………….for our health.

Raheem tells to his neighbours, "Stagnation of sewage in our surroundings is harmful to our health". Do you support this? Why?

Give reasons : Our surrounding area should be free of stagnant water.

Explain giving reasons a) Balanced diet is necessary for maintaining healthy body. b) Health of an organism depends upon the surrounding environmental conditions. c) Our surrounding area should be free of stagnant water. d) Social harmony and good economic conditions are necessary for good health.

The organisms in our surroundings which we cannot see with our unaided eyes are called -

What kind of effects chronic diseases have on our health ?

The matter in our surroundings exists in three states, ……. in liquids and …….. in gases.

What would happen'if microorganisms were absent in our surroundings ? What might be present in our surroundings.