Q11. Why do
we need carbohydrates in our diet?
Ans. We need carbohydrates
in our diet as it provides energy to the body.
Q12. Why do
children need more protein in their diet?
Ans. Proteins are needed
for the growth and repair of our body. So, children need more protein to
support their growth and development of the body.
prepared lady fingers that taste yummy. She washed the lady finger after she
cut them in small pieces and then fried them in excess oil with lots of spices
to make it crunchy and tasty. Was her method of cooking correct?
Ans. No, her method of
cooking would result in loss of nutrients. She should have washed the lady
fingers before cutting and should have cooked in less oil.
Q14. What is
night blindness? Write its symptoms.
Ans. Night blindness
causes difficulty in vision. The person suffering from night blindness cannot see
clearly in dim lights.
Q15. A child
has stunted growth, swelling on face, discoloration of hair and skin disease. He
was advised to eat protein rich diet. Name the disease child is suffering from?
Q16. How can
we test presence of fat in food item?
Ans. Rub a small quantity
of food item on a piece of white paper. Oily patch on the piece of white paper indicates
that the food items contain fat.
diseases are caused?
Ans. Main causes of
lack of specific nutrients in the diet
contact with the sick person
the steps to test the presence of protein in a food item.
Ans. Steps are:
Make a paste or powder of the food item to
Put some of these in test tube and add 10
drops of water to it. Shake the test tube.
Add 2 drops of solution of copper sulphate
and 10 drops of solution of caustic soda to the test tube.
Shake the test tube and observe the color.
A violet color indicates presence of proteins in the food item.
Q19. What is
a balanced diet? Is it same for everyone?
Ans. A balanced diet is a
diet that consists of variety of different types of food which provides all the
nutrients in adequate amount for the proper functioning of the body. Balanced
diet is not same for everyone as it depends on age, gender and occupation of a
Q20. How can
we cure anemia?
Ans. To treat anemia we
should eat iron rich food such as red meat, beans, dark green leafy vegetables
(such as spinach), raisins, apple, tomatoes, plums, bananas, lemons, grapes,
figs, carrots etc.
adding 2-3 drops of dilute iodine solution in a food item, it turns blue black.
What does it indicate?
Ans. It indicates that it
sunlight is important for our health?
Ans. Sunlight helps our
body to make vitamin D. Vitamin D is essential for bone health so we need
sunlight for good health.
Differentiate between Marasmus and Kwashiorkor.
It occurs due to deficiency of
proteins, carbohydrates and fats in the diet.
It is primarily caused due
to insufficient intake of proteins.
It occurs in children below the age
of 1 year.
It occurs in children in
the age group 1-5 years.
Body is reduced to skin and bones.
Body swells due to retention
Skin color does not change.
Skin color changes.