What should we do to prevent microbes from causing infections in our bodies?

Where do we get fibres from?

what are the preventive measures agains HIV infection.

What is the medium of communication in our body?

What are the functions of CO_(2) in our body ?

What should be ratio of cereals and pulses in our daily diet?

What a dog do to keep its body cool?

Which three organs of human body are damaged in Thalassemia disease? What is the role of genetic councelling in preventing hereditary diseases?

The amount of energy derived from protein in our body is

What is the role of vitamin D in our body?

What percent of water present in our body?