Zoology-Endocrine Glands

NEET Zoology Endocrine Glands MCQ Question

Type: MCQ-conceptual-Easy-Class 11

Which combination of statements about endocrine glands is correct?

A

The thyroid gland secretes hormones that regulate basal metabolic rate and the menstrual cycle.

B

The parathyroid glands are responsible for producing estrogens and progesterone.

C

The pineal gland regulates sleep-wake cycles through the secretion of melatonin.

D

The adrenal glands produce hormones that are primarily responsible for regulating calcium levels in blood.

Correct Answer

Option A

Detailed Explanation

The thyroid gland does secrete hormones that regulate the basal metabolic rate and the menstrual cycle, while the pineal gland is involved in regulating diurnal rhythms through melatonin. The parathyroid glands do not produce estrogens and progesterone, and the adrenal glands are not primarily responsible for calcium regulation.

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