NCERT Science Class-VI Chapter-2: Components of food Solutions

Exercises

Q 1: Name the major nutrients in our food.

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

Q 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.

 

Ans:

 (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

 

Q 3: Name two foods each rich in:

(a) Fats

(b) Starch

(c) Dietary fibre

(d) Protein

 

Ans:

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

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

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

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

 

Q 4: Tick (√) the statements that are correct.

(a) By eating rice alone, we can fulfill 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. ( )

 

Ans:

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

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

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

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

Q 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.

 

Ans:

(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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