Deficiency Diseases

Refer to the given dichotomous key and select the correct option.
I. (a) It is categorised as energy giving food- Go to II
(b) It is categorised as protective food- Go to III
II. (a) It is soluble in water- $P$
(b) It is insoluble in water- $Q$
III. (a) It is needed for the clotting of blood- $R$
(b) It helps in the formation of haemoglobin- $S$

Given below are the four food components ($P-S$) and their corresponding sources.
$P$ - Meat, Fish, Egg
$Q$ - Butter, Ghee, Margarine
$R$ - Bread, Biscuit, Potato
$S$ - Amla, Tomato, Orange
Select the incorrect statement regarding them.

Which of the following statements is/are incorrect?
(i) Fats deposited in our body act as shock absorbers and protect us from injury.
(ii) Kwashiorkor is caused by deficiency of protein, carbohydrate and fat.
(iii) Roughage neither releases energy nor helps in tissue or body building.
(iv) Starch-containing food item turns bluish-black in colour on undergoing iodine test.

Study the given table.

Select the correct option for (I), (ii), (iii) and (iv).

A child is suffering from a deficiency disease. He shows the following symptoms:
(i) Swelling of ankle, feet and belly
(ii) Diarrhoea
(iii) Scaly skin
(iv) Mental retardation
Identify the deficiency disease and the deficient nutrient in the child’s body.

Select the incorrect match.

Select the option with the correct sequence of words to fill the blanks in the given sentences.

(a) Cod liver oil is a rich source of (i) _____.

(b) Deficiency of vitamin C in the body causes a disease known as (ii) _____.

(c) Goitre is caused by the lack of (iii) _____ in the diet.

(d) Deficiency of (iv) _____ can lead to rickets in children and osteoporosis in adults.