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Endocrine System MCQ Question with Answer

Endocrine System MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 15
Animals that are well known to use pheromones are

Centipedes
Hydra
Pigeons
Ants

Question No : 16
Which endocrine gland stores its secretion in an extracellular space before discharging it into the blood ?

Thyroid
Pancreas
Adrenal
Testis

Question No : 17
The human chorionic gonadotrophin is secreted by

placenta
ovary
uterus
pituitary

Question No : 18
In the male, testosterone exerts profound effects on

development of secondary sex characters
skeletal muscle to increase in size
baldness
all of these

Question No : 19
The activity of Leydig cells is governed by a pituitary hormone abbreviated as

HCG
ACTH
FSH
ICSH

Question No : 20
Most contraceptive pills contain

estrogen + FSH
progesterone + LH
progesterone + FSH
oestrogen and progesterone

Question No : 21
Deficiency of parathormone in the blood causes

hypokalemia
hyperkalemia
hypocalcemia
hypercalcaemia