Class 6 (General Science)
Chapter 2
Components of Food
Exercises (অনুশীলনী)
1. Name the major nutrients in our food.
Answer: The major nutrients in our food are carbohydrates, protein, fats, vitamins and minerals. In addition, food also contains dietary fibres and water.
2. Nam e the following:
(a) The nutrients which mainly give energy to our body.
Answer: Carbohydrates and fats are the two major nutrients which provide energy to our body.
(b) The nutrients that are needed for the growth and maintenance of our body.
Answer: Proteins are needed for the growth and maintenance of our body.
(c) A vitamin required for maintaining good eyesight.
Answer: Vitamin A is required for maintaining good eyesight.
(d) A mineral that is required for keeping our bones healthy.
Answer: Calcium is required for keeping our bones healthy.
3. Name two foods each rich in
(a) Fats
(b) Starch
(c) Dietary fibre
(d) Protein
Answer:
(a) Fats - Vegetable oils, nuts, fish etc.
(b) Starch - Potatoes, sugar, rice etc.
(c) Dietary fibre - grains, beans, vegetables, fruits etc.
(d) Protein - Chicken and fish
4. Tick (✓) the statements that are correct.
(a) By eating rice alone, we can fulfil nutritional requirement of our body. ( )
Answer: incorrect
(b) Deficiency diseases can be prevented by eating a balanced diet. ( )
Answer: correct
(c) Balanced diet for the body should contain a variety of food items. ( )
Answer: correct
(d) Meat alone is sufficient to provide all nutrients to the body. ( )
Answer: incorrect
5. Fill in the blanks.
(a) _______is caused by 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.
Answer:
(e) Rickets is caused by deficiency of Vitamin D.
(f) Deficiency of Vitamin B1 causes a disease known as beri-beri.
(g) Deficiency of Vitamin C causes a disease known as Scurvy.
(h) Night blindness is caused due to deficiency of Vitamin A in our food.
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