Question

107. The gland A is attached to the wind pipe in the human body. The gland A makes and secretes a hormone B
which controls the metabolism of carbohydrates, fats and proteins in the body. The non-metal element C is
necessary for the formation of hormone B. The deficiency of C in the diet can cause a deficiency of hormone
B in the body leading to a disease D in which the neck of a person appears to be swollen. People are advised
to use salt E in cooking food so as to avoid disease D.
(a) Name (i) gland A, and (ii) hormone B.
(b) What is the element ?
(C) Name one type of food which can provide sufficient C in the diet of a person.
(d) Name (i) disease D, and (il) salt E.
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Answer 1

A - Thyroid gland

B - Thyroxine

C - Iodine

D - Goitre

E - Iodised salt

Answer 2

Answer:

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