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1. What is health?

Health is a state of physical, mental and social well – being of a person. 

2. Is there a relationship between the food we take and our health?

Besides physical health, surroundings also play an important role in keeping us healthy. Taking proper food helps our body perform different metabolic activities properly. This implies that there is relationship between food we take and our health.

3. In how many ways food substances can be divided?

Food substances can be divided as carbohydrates, proteins, fats, minerals, vitamins, fibres and water.

4. Which are the food substances included in carbohydrates and what is its use?

Food substances like rice, chapathi and bread are rich in carbohydrates. Carbohydrates give energy to our body.

5. Which are the food substances included in fats and what is its use?

Fats are present in ghee and oils. Fats give energy to our body.

6. Which are the food substances included in proteins and what is its use?

Dal, meat, fish, milk, eggs are rich in proteins. Proteins help in growth repair of tissues and body building.

7. Explain briefly about the importance of minerals.

Minerals are present in the food we take. They are present in leafy vegetables, vegetables, pulses, eggs, meat, fish and milk. Minerals like calcium, phosphorous make our teeth and bones strong; iron helps in the formation of haemoglobin and iodine helps in proper functioning of the brain.

8. Which are the food substances included in vitamins and what is its use?

Vitamins are part of our food. They are present in leafy vegetables, vegetables, milk, eggs, fish, meat and pulses. Vitamins protect our body from diseases.

9. Which are the food substances included in fibres and what is its use?

Vegetables, leafy vegetables, grains, fruits are rich sources of fibre. They prevent constipation.

10. What are the uses of water?

We drink water frequently. Water is also available in the food we take. Water helps in the transportation of materials in our body.

11. What is balanced diet?

The food which contains all the nutrients in appropriate quantities as required by the body is called balanced diet.

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