No, I do not think that we can remain healthy by consuming only milk as our regular diet, because, certain nutrients like vitamin C are not found in milk.

The wheat flour contains husk, which is rich in carbohydrates, so Sarthak advises his mother not to sieve wheat flour before making dough.

Glucose is a source of instant energy, so Rohit felt refreshed. But drinking only glucose water is not sufficient for all the nutrition demands because it gives only energy. Rohit also needs body-building and protective foods including roughage to get all nutrients.

'Modernisation' has led to the development of life style disorders. The life style disorders are obesity, fatigue, loss of vision, mental weakness etc. These disorders occur due to junk foods like pizza, burger etc. They can be prevented by taking balanced diet including carbohydrates, fats, proteins, vitamins and minerals.

(a) The components of food that provide nutrients are given below:
(i) Carbohydrates
(ii) Fats
(iii) Proteins
(iv) Vitamins
(v) Minerals
(b) The two components of food that do not provide nutrients are:
(i)Water
(ii)Roughage.

The correct method of cooking potatoes that will not lower the nutrients in them is given below: Overheating, overboiling and deep frying of potatoes should be avoided as they destroy the nutrients present in potatoes. So, potatoes should be boiled and fried in proper manner.

Living organisms need food for their survival, growth and to keep themselves healthy.

Removal of water from the body in excess quantity is called dehydration. It reduces body weight of a person.

Yes, animal food also consists of different components in the form of nutrients. They also need a balanced diet for their maintenance and growth.

Goitre disease mainly caused by deficiency of iodine.

Scurvy is caused by deficiency of vitamin-C.

Proteins help in maintenance of cells and tissues of our body and support growth.

The enzymes responsible for breaking cellulose into simple forms is absent in our body.

No, the people of all ages and different professions require different types of nutrients according to their physical work.

Yes, when there is more intake of food it can lead to condition like obesity indicating overnutrition.