NCERT Solutions Class 6 Science Chapter 2 Components of Food

NCERT Solutions for Class 6 Science for Biology chapter 2 Components of Food

Exercises

Question.1 Name the major nutrients in our food. 

Answer: The major nutrients present in our food are:

carbohydrates, proteins, fats, vitamins and minerals.

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) Carbohydrates and fats 
b)Proteins and minerals
c) Vitamin A
d)Calcium

Question.3 Name two foods each rich in

a) Fats
b) Starch
c) Dietary fibre 
d) Protein

Answer:

Question.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) Meatalone is sufficient to provide all nutrients to the body. ()    

Answer:

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

c) Deficiency of vitamin C causes a disease known as ______.

d) Night-blindnessis 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 beri-beri.

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.