Class 6 - Biology - Component of Food

Question 1:

Name the major nutrients in our food.

 

Answer:

The major nutrients in our food are named carbohydrates, proteins, fats, vitamins and minerals.

In addition, food contains dietary fibres and water which are also needed by our body.

 Question 2:

Name the following:

(a) The nutrients which mainly give energy to our body.

(b) The nutrients that are needed for the growth and maintenance of our body.

(c) A vitamin required for maintaining good eyesight.

(d) A mineral that is required for keeping our bones healthy.

 

Answer:

(a) The nutrients which mainly give energy to our body – Carbohydrates and Fats

(b) The nutrients that are needed for the growth and maintenance of our body - Proteins

(c) A vitamin required for maintaining good eyesight - Vitamin A

(d) A mineral that is required for keeping our bones healthy – Calcium

 

Question 3:

Name two foods each rich in:

(a) Fats

(b) Starch

(c) Dietary fibre

(d) Protein

 

Answer:

(a) Fats : Ghee, Butter, Milk, Egg etc.

(b) Starch : Potatoes, Sugar, Rice etc.

(c) Dietary fibre : Vegetables, Fresh fruits etc.

(d) Protein : Milk, Beans, Egg, Cheese etc

 

Question 4:

Tick (√) the statements that are correct.

(a) By eating rice alone, we can fulfil nutritional requirement of our body. ( )

(b) Deficiency diseases can be prevented by eating a balanced diet. ( )

(c) Balanced diet for the body should contain a variety of food items. ( )

(d) Meat alone is sufficient to provide all nutrients to the body. ( )

 

 Answer:

(a) By eating rice alone, we can fulfil nutritional requirement of our body. (X)

(b) Deficiency diseases can be prevented by eating a balanced diet. (√)

(c) Balanced diet for the body should contain a variety of food items. (√)

(d) Meat alone is sufficient to provide all nutrients to the body. (X)

 Question 5:

 Fill in the blanks.

(a) ______________ is caused by deficiency of Vitamin D.

(b) Deficiency of ______________ causes a disease known as beriberi.

(c) Deficiency of Vitamin C causes a disease known as ______________.

(d) Night blindness is caused due to deficiency of ____________ in our food.

 

Answer:

(a) Rickets is caused by deficiency of Vitamin D.

(b) Deficiency of vitamin B1 causes a disease known as beriberi.

(c) Deficiency of Vitamin C causes a disease known as scurvy.

(d) Night blindness is caused due to deficiency of vitamin A in our food.

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