NCERT TEXT BOOK EXERCISES
Q1. Name the major nutrients in our food.
Ans. The major nutrients in our food are : Carbohydrates, proteins, fats, vitamins, and minerals.
Q2. 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 required for keeping our bones healthy.
Ans. (a) Carbohydrates and fats
(b) Proteins and minerals
(c) Vitamin A
(d) Calcium
Q3. Name two foods each rich in :
(a) Fats
(b) Starch
(c) Dietary fiber
(d) Protein
Ans. (a) Groundnut and Butter
(b) Rice and Mango
(c) Potatoes and pulses
(d) Fish and Gram
Q4. Tick (✓) the statements that are correct.
(a) By eating rice alone, we can fulfill the nutritional requirement in our body. ( )
(b) Deficiency diseases can be prevented by eating a balanced diet. ( )
(c) A 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 the nutritional requirement in our body. (✗)
(b) Deficiency diseases can be prevented by eating a balanced diet. (✓)
(c) A balanced diet for the body should contain a variety of food items. (✓)
(d) Meat alone is sufficient to provide all nutrients to the body. (✗)
Q5. Fill in the blanks :
(a) _________ is caused by the deficiency of vitamin D.
(b) Deficiency of _________ causes a disease known as beri-beri.
(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 the 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.