Question

P: It is required for proper functioning of
thyroid gland.
Q : It helps in maintaining body's water
balance.
R: It is important for haemoglobin
formation.
S: It strengthens bones and teeth and
helps in blood clotting
(A) Deficiency of P causes dryness of eyes
and inflammation of tongue.
(B) Q is also required for the proper
functioning of nervous system.
(C) Deficiency of R causes goitre.
(D) S also helps to fight infections and
keeps skin and mouth healthy.​

Answer 1

Answer:

Yes this is from class 6 NSO OLIMPIAD. The answer is as follows:-

Explanation:

P - Iodine

Q - Sodium

R - Iron

S - Caluim

OPTION B IS THE CORRECT ANSWER