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Class 6 - Science

Components of Food

Q&A
Question:

List various types of nutrients and write the functions of each.

Answer:

The various types of nutrients are:
(i) Carbohydrates: They are mainly energy-providing nutrients.
(ii) Fats: They provide energy for the body. They give much more energy than carbohydrates if consumed in same amount.
(iii) Proteins: They are called body-building foods. Proteins help in the formation and repairing of body parts. Skin, hair, muscles, enzymes are made up of proteins.
(iv) Vitamins: Vitamins help in protecting our body against disease. They also protect eyes, bones, teeth and gums.
(v) Minerals: Minerals are essential for proper growth of body and to maintain good health.



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Questions and Answers


Components of Food - Questions
1.

How can you test presence of proteins in a given food item?


Answer
2.

What is roughage?


Answer
3.

What are the functions of minerals?


Answer
4.

Name the food nutrient indicated by an oily patch on paper.


Answer
5.

Name two energy-providing nutrients.


Answer
6.

Name the major nutrients in our food.


Answer
7.

Name a vitamin which represents a group of vitamins


Answer
8.

Name some food items which provide roughage.


Answer
9.

What are the functions of carbohydrates?


Answer
10.

Name two foods each rich in:
(a) Fats
(b) Starch
(c) Dietary fibre
(d) Protein


Answer
11.

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
12.

Name two sources of proteins provided by animals.


Answer
13.

Write two sources of Vitamin B.


Answer
14.

What are carbohydrates?


Answer
15.

Name two plant food items which provide proteins.


Answer
16.

Write two sources of Vitamin D.


Answer
17.

Name a vitamin that is not present in milk.


Answer
18.

What is obesity?


Answer
19.

Write test for detecting, presence of fat.


Answer
20.

Name two sources of Vitamin A.


Answer
21.

What is roughage?


Answer
22.

Write test for detecting the presence of starch.


Answer
23.

If any food item gives blue-black colour with iodine then which nutrient is present in the food?


Answer
24.

Name the vitamin that our body prepares in the presence of sunlight.


Answer
25.

Name various types of vitamins.


Answer
26.

What are nutrients? Name major nutrients.


Answer
27.

Name a nutrient which helps in repairing the damaged body cells.


Answer
28.

Name two food items which provide fats.


Answer
29.

What is a balanced diet? Write the components of balanced diet.


Answer
30.

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
31.

What are vitamins? Write various kinds of vitamins.


Answer
32.

Excess intake of fats is harmful for the body because it causes obesity. Would it be harmful for the body to take too much of proteins or vitamins in the diet?


Answer
33.

Why should a meal have different food items?


Answer
34.

What is the main Function of roughage?


Answer
35.

A patient had stunted growth, swelling on face, discolouration of hair and skin disease. Doctor advised him to eat a lot of pulses, grams, egg white, milk etc. What is wrong with the patient? Explain.


Answer
36.

Name two nutrients which protect the body from diseases.


Answer
37.

Write the functions of water in our body.


Answer
38.

Tick (/) the statements that are correct, cross (X) those which dire incorrect.
(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.


Answer
39.

Do all foods contain all the required nutrients?


Answer
40.

List various types of nutrients and write the functions of each.


Answer
41.

Name two main types of carbohydrates found in our food.


Answer
42.

Do all meals consist of the same food items?


Answer
43.

What are the functions of proteins?


Answer
44.

Write two sources of Vitamin C.


Answer
45.

Which type of food is called body-building food?


Answer
46.

A small child became very thin and lean and later he became so weak that he could not move. Which nutrients should he eat so as to improve his health?


Answer
47.

Name two substances which provide carbohydrates.


Answer
48.

What are deficiency diseases?


Answer
49.

What are fats? Name some fat-containing substances.


Answer
50.

What happens when two or more drops of iodine solution fall on starch substance?


Answer
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