Function of nutrients in our body

State the function of receptors in our body. Think of any three situations where receptors in the body do not work properly. Mention the problems which are likely to arise.

What is the function of receptors in our body? Think of situations where receptors do not work properly. What problems are likely to arise?

Name the major nutrients in our food.

(a) What is blood ? Why is it red ? (b) State the functions of blood in our body. (c) Name a circulatory fluid in the human body other than blood (c) Name a circulatory fluid in the human body other than blood

Water bodies which have low concentration of nutrients are in

(a) Define a nutrient. Name four important nutrients persent in our food. (b) What are the various types of heterotrophic nutrition ?

The frequency of heartbeat in our body is maintained by