Components of Food
NCERT Solution
Fill in the blanks
- ---------- is caused by deficiency of vitamin D.
Answer: Rickets - Deficiency of ----------- causes a disease known as beri-beri.
Answer: B1 - Deficiency of vitamin C causes a disease known as ----------
Answer: Scurvy - Night blindness is caused due to deficiency of --------in our food.
Answer: Vitamin A
Answer the following question
Question 1: Name the following
- The nutrients which give energy to our body.
Answer: Carbohydrate and fat - The nutrients that are needed for the growth and maintenance of our body.
Answer: Protein - A vitamin required for maintaining good eyesight.
Answer: Vitamin A - A mineral that is required for keeping our bones healthy.
Answer: Calcium
Question 2: Name two food rich in each of the following
- Fat
Answer: Butter and peanut - Starch
Answer: Rice and potato - Dietary fibre
Answer: Salad and sprouts - Protein
Answer:Meat and pulse
Question 3: Write Yes for correct statement and No for incorrect statement
- By eating rice alone, we can fulfill nutritional requirement of our body.
- Deficiency diseases can be prevented by eating a balanced diet.
- Balanced diet for the body should contain a variety of food items.
- Meat alone is sufficient to provide all the nutrients to the body.
Answer: 1 No, 2 Yes, 3 Yes, 4 No
Extra Questions
Question 1: What is a deficiency disease?
Answer: The disease caused due to the lack of one or more nutrients in the diet is called deficiency disease.
Question 2: Why is goiter caused?
Answer: Goiter is caused due to deficiency of iodine.
Question 3: Name a rich source of vitamin A.
Answer: Carrot and spinach are rich sources of vitamins.
Question 4: What is the function of roughage?
Answer: Roughage helps in cleaning the bowel.
Question 5: What is balanced diet?
Answer: The diet which contains all the essential nutrients in the right proportion is called a balanced diet.
Question 6: What are energy giving foods?
Answer: Carbohydrates and fats are energy giving food.
Question 7: What are body building foods?
Answer: Proteins are body building food.
Question 8: What are the sources of carbohydrates?
Answer: Rice, wheat, maize, potato and sugar are the main sources of carbohydrates.
Question 9: Name the disease caused by the deficiency of iron?
Answer: Anaemia
Question 10: Name the major nutrients in our food.
Answer:Carbohydrates, protein, and fats