Match List-I (Gland) with List-II (Primary Function) ii. Thymus — b. Regulates sleep patterns via melatonin

Question

Match List-I (Gland) with List-II (Primary Function):

i. Hypothalamus — a. Regulates metabolism

ii. Thymus — b. Regulates sleep patterns via melatonin

iii. Thyroid — c. Large in infants, shrinks with age; trains T-cells

iv. Pineal gland — d. Controls the pituitary gland

1. A. i-d, ii-a, iii-b, iv-c
2. B. i-d, ii-a, iii-c, iv-b
3. C. i-d, ii-c, iii-a, iv-b (Correct answer)
4. D. i-d, ii-b, iii-a, iv-c

Correct Answer

Option C — i-d, ii-c, iii-a, iv-b

Detailed Solution & Explanation

The correct answer is i-d, ii-c, iii-a, iv-b.

Key Points

• Hypothalamus controls the pituitary (master gland controller).
• Thymus trains T-lymphocytes and shrinks with age.
• Thyroid regulates metabolism via thyroxine.
• Pineal gland secretes melatonin regulating sleep.
• Match: i-d, ii-c, iii-a, iv-b.