What happens when two or more drops of iodine solution fall on starch substance?

What is a balanced diet? Write the components of balanced diet.

List various types of nutrients and write the functions of each.

What are deficiency diseases?

What is obesity?

Write the functions of water in our body.

What are the functions of minerals?

A small child became very thin and lean and later he became so weak that he could not move. Which nutrients should he eat so as to improve his health?

A patient had stunted growth, swelling on face, discolouration of hair and skin disease. Doctor advised him to eat a lot of pulses, grams, egg white, milk etc. What is wrong with the patient?

Name a vitamin that is not present in milk.

Name the vitamin that our body prepares in the presence of sunlight.