The lesson/chapter “Components of Food” is about the various constituents of food like protein carbohydrates, fats vitamins minerals etc. These components are known as nutrients. We will discuss the nutrients, sources of nutrients, deficiency diseases and balanced diet.
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Components Of Food Class 6 Science Questions and Answers: Free PDF Download
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Q1. Name the major nutrients in our food.
Ans: The major nutrients in our food are
Q2. Name the following
- The nutrients which mainly give energy to our body
Ans: Carbohydrates and fats
- The nutrients that are needed for the growth and maintenance of our body
Ans: Proteins and Minerals
- A vitamin required for maintaining good eyesight
Ans: Vitamin A
- A mineral that is required for keeping our bones healthy
Q3. Name two foods rich in
Ans: Butter and peanuts
Ans: Rice and potato
c) Dietary fibre
Ans: Fresh fruits and vegetables
Ans: Eggs and fish
Q4. Tick (✔) the statements that are correct
a) By eating rice alone, we can fulfil the nutritional requirements of our body (X)
b) Deficiency 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 the nutrients to the body (X)
Q5. Fill in the blank
a) Rickets is caused by the deficiency of vitamin D
b) A deficiency of vitamin B1 causes a disease known as beriberi
c) Deficiency of vitamin C causes a disease known as scurvy
d) Night blindness is caused by to deficiency of vitamin A in our food.
Extra Questions and Answers
Q1. What is a balanced diet?
Ans: A balanced diet is an adequate amount of food consisting of all nutrients in the right proportion as required by the body for proper maintenance of health.
Q2. What are deficiency diseases?
Ans: Diseases that occur due to a lack of nutrients over a long period of time are called deficiency diseases.
Q3. What are the symptoms of protein deficiency diseases?
Ans: The symptoms of protein deficiency diseases are stunned growth, swelling of the face, discoloration of hair, skin diseases etc.
Q4. Which vitamin gets easily destroyed by heat during cooking?
Ans: Vitamin C
Q5. Write some sources of vitamin A, vitamin B and vitamin C.
Ans: Some sources of vitamin A are Papaya, carrot, mango etc.
Some sources of vitamin B are wheat, rice, fish, liver etc.
Some sources of vitamin C are lemon, green chilli, tomato etc.
Q6. Why is roughage important to our body?
Ans: Roughage is important to our body because it helps in removing undigested food from our body.
Q7. Write the importance of water in our body.
Ans: Water helps our body to absorb nutrients from food and it also helps remove waste as urine and sweat from our body.
Q8. What is the main function of fats in our diet?
Ans: Fats serve as a concentrated source of energy. They also help in the absorption of fat-soluble vitamins and provide insulation to the body.
Q9. Name some sources of dietary fats.
Ans: Sources of dietary fats are butter, ghee, oils (like olive oil and sunflower oil), nuts, and fish.
Q10. What are vitamins?
Ans: Vitamins are essential nutrients required in small quantities for various metabolic processes and maintaining good health.
Q1. What is the role of minerals in our diet?
Ans: Minerals are essential for various bodily functions, such as bone health (calcium), blood function (iron), and nerve function (sodium and potassium).
Q2. Why is it important to avoid excessive consumption of junk food?
Ans: Excessive consumption of junk food, which is often high in unhealthy fats, sugars, and low in essential nutrients, can lead to health problems like obesity, diabetes, and heart disease
Q3. How are vitamins classified?
Ans: Vitamins are classified into two categories: water-soluble vitamins (e.g., vitamin C, B-complex vitamins) and fat-soluble vitamins (e.g., vitamins A, D, E, and K).