Class 6 Science Chapter 7 Nutrition and Diet Textbook Answers

Maharashtra Board Class 6 Science Solutions Chapter 7 Nutrition and Diet

Balbharti Maharashtra State Board Class 6 Science Solutions Chapter 7 Nutrition and Diet Notes, Textbook Exercise Important Questions and Answers.

Maharashtra State Board Class 6 Science Solutions Chapter 7 Nutrition and Diet

Class 6 Science Chapter 7 Nutrition and Diet Textbook Questions and Answers

Exercise

1. Fill in the blanks:

(a) The process of intake of food and utilizing it for all life processes is called ……………. .
Answer: nutrition

(b) All the substances in our food which are useful for various body processes are called ………… .
Answer: nutrients

(d) In a balanced diet, all the nutrients are present in the ……………. proportion.
Answer: right

(e) In the food pyramid, cereals are given the maximum space because they fulfill our …………… requirement.
Answer: energy

(f) Intake of more food than necessary causes ………….. .
Answer: overnutrition

2. Spot the following in the table of vitamins and minerals.

(a) The nutrient present in citrous fruits.
Answer: Vitamin C

(b) Vitamins/minerals present in milk.
Answer: Vitamin A, Vitamin B, Vitamin D, calcium, phosphorus.

(c) Causes and symptoms of night blindness, scurvy, rickets, beriberi.
Answer:

Diseases	Causes	Symptoms
1. Night blindness	Deficiency of Vitamin A	Inability to see in dim light
2. Scurvy	Deficiency of Vitamin C	Bleeding of gums
3. Rickets	Deficiency of Vitamin D	Softening of bones
4. Beri-beri	Deficiency of Vitamin B₁	Nerve disorder, muscle weakness

(d) Foods required to prevent the above diseases.
Answer:

Diseases	Causes	Symptoms	Food for prevention
1. Night blindness	Deficiency of Vitamin A	Inability to see in dim light	Carrots, milk, dark green vegetables.
2. Scurvy	Deficiency of Vitamin C	Bleeding of gums	Amla, kiwi, oranges and citrus fruits.
3. Rickets	Deficiency of Vitamin D	Softening of bones	Exposure to sunlight, milk, fish, egg, butter.
4. Beri-beri	Deficiency of Vitamin B₁	Nerve disorder, muscle weakness	Milk, fish, meat, cereals, nuts, pulses

(e) Causes of anaemia.
Answer: Deficiency of Vitamin B₁₂, iron.

(f ) Essential mineral for healthy bones and teeth.
Answer: Calcium, phosphorus.

(g) Sensory organ affected due to the deficiency of Vitamin A.
Answer: Eyes, skin.

3. Choose the correct alternative.

(a) Pulses are a very good source of ……………. .
(1) carbohydrates (2) proteins
(3) fats (4) minerals
Answer: (2) proteins

(b) …………. provide maximum energy to our body.
(1) Cereals (2) Leafy Vegetables
(3) Water (4) Amla
Answer: (1) Cereals

(d) ……….. is a type of junk food.
(1) Orange (2) Milk
(3) Bhakri (4) Chocolate
Answer: (4) Chocolate

4. Use the food pyramid to select food items of your choice for three days.
Conditions:
1. The diet for all three days should be balanced.
2. There should be variety in the items chosen for the three days.
Answer:

Day 1: Idli, chutney, sambhar, mlk, roti, sabzi and dal, banana

Day 2: veg-sandwich, rice/ roti and chicken, curd, apple.

Day 3: Poha/ upma, leafy vegetable and dal with rice or roti, salad, seasonal fruit, dosa/thepla.

Activity :

Obtain information on simple methods of spotting the adulteration in foodstuffs and try them out.