Class 5 Science - Food Nutrition Health and Diseases - CBSE Worksheets Solutions - 1

Q1: Multiple Choice Questions (MCQs).

(ii) Which of these food items is a source of protein?
(a) Potato
(b) Bread
(c) Lentils
(d) Sugar
Ans: (c)
Lentils are a good source of protein which is essential for growth and repair of body tissues.

(iii) Which of these vitamins is essential for good vision?
(a) Vitamin A
(b) Vitamin B
(c) Vitamin C
(d) Vitamin D
Ans: (a)
Vitamin A is essential for good vision and also helps in maintaining healthy skin and immune system.

(iv) Which mineral is important for healthy bones and teeth?
(a) Calcium
(b) Iron
(c) Sodium
(d) Potassium
Ans: (a)
Calcium is important for healthy bones and teeth, as it gives strength and rigidity to them.

(v) Which of these diseases is caused by a deficiency of Vitamin C?
(a) Scurvy
(b) Rickets
(c) Beriberi
(d) Night blindness
Ans: (a)
Scurvy is caused by a deficiency of Vitamin C. It results in weak blood vessels and poor wound healing.

Q2: Fill in the Blanks.

(ii) The disease caused by deficiency of Vitamin A is ________.
Ans: The disease caused by deficiency of Vitamin A is night blindness.

(iii) The energy-giving nutrients are ________ and ________.
Ans: The energy-giving nutrients are carbohydrates and fats.

(iv) The deficiency of Vitamin D in children causes ________.
Ans: The deficiency of Vitamin D in children causes rickets.

(v) The nutrient which helps in building and repairing body tissues is ________.
Ans: The nutrient which helps in building and repairing body tissues is protein.

Q3: Match the Column.

Ans: (i) Protein - (b) Bodybuilding nutrient
(ii) Vitamin C - (a) Scurvy
(iii) Carbohydrates - (e) Energy-giving nutrient
(iv) Fats - (e) Energy-giving nutrient
(v) Vitamin B1 - (c) Beriberi

Q4: True or False.

(ii) Fruits and vegetables are rich sources of vitamins and minerals.
Ans: True
Fruits and vegetables contain essential vitamins and minerals that help our body function properly. They are rich in vitamins A, C, and E, as well as minerals like potassium, calcium, and iron.

(iii) Night blindness is caused by deficiency of Vitamin C.
Ans: False
Night blindness is caused by a deficiency of Vitamin A, not Vitamin C. Vitamin A is necessary for maintaining good vision, especially in low light conditions.

(iv) Fats are not essential for our body.
Ans: False
Fats are essential for our body as they provide energy, help in the absorption of fat-soluble vitamins, and act as a cushion for our organs.

(v) Drinking contaminated water can cause diseases like cholera and diarrhea.
Ans: True
Drinking contaminated water can lead to the ingestion of harmful microorganisms, such as bacteria or viruses, which can cause diseases like cholera and diarrhea. It is essential to drink clean and purified water to maintain good health.

Q5: Short Answer Questions.

(ii) Why is it important to have a balanced diet?
Ans: It is important to have a balanced diet because it provides all the essential nutrients in the right proportion, which are required for proper growth, development, and maintenance of good health.

(iii) What are the two types of vitamins? Give one example of each type.
Ans: The two types of vitamins are fat-soluble vitamins and water-soluble vitamins. Fat-soluble vitamins include Vitamin A, D, E, and K, while water-soluble vitamins include Vitamin B and C.

(iv) Name two diseases caused by a deficiency of vitamins.
Ans: Two diseases caused by a deficiency of vitamins are:
1. Night blindness - caused by a deficiency of Vitamin A
2. Scurvy - caused by a deficiency of Vitamin C

(v) Why is it important to drink clean water and maintain personal hygiene?
Ans: It is important to drink clean water and maintain personal hygiene because it helps in preventing waterborne and foodborne diseases, which can cause various health issues, such as diarrhea, cholera, and typhoid.