maintain the sexual responses in castrated male rats.

D. Endogenous testosterone propionate

If the embryo is implanted in the uterus, which hormone will be secreted to maintain pregnancy?

C. hCG (human chorionic gonadotropin)

Everyday Science · Body Systems (Human Biology) · page 8 of 14

Endocrine System MCQs with Answers

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Endocrine System MCQs (71–80)

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Past paper MCQs in this chapter · See all past papers

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71.
maintain the sexual responses in castrated male rats.
Correct Answer: D. Endogenous testosterone propionate
One-liner
Endogenous testosterone propionate maintains the sexual responses in castrated male rats.
72.
Past Paper MCQ
Which hormone is produced by the thyroid gland?
Correct Answer: C. Thyroxin
One-liner
The thyroid gland produces Thyroxin (also known as thyroxine or T4), which regulates the body's metabolic rate.
73.
LH is a type of what kind of protein?
Correct Answer: B. Hormone
One-liner
LH (Luteinizing Hormone) is a type of hormone, specifically a glycoprotein hormone produced by the anterior pituitary gland.
74.
Which endocrine glands become inactive during old age?
Correct Answer: C. Thymus
One-liner
The thymus gland becomes inactive and shrinks during old age, a process known as thymic involution.
75.
Diabetes is caused due to the malfunctioning of ?
Correct Answer: B. Pancreas
One-liner
Diabetes is caused due to the malfunctioning of the Pancreas, which fails to produce sufficient insulin or the body becomes resistant to it.
76.
What is the common nickname for the pituitary gland due to its regulatory role over other endocrine glands?
Correct Answer: D. Master gland
One-liner
The pituitary gland is commonly nicknamed the master gland because it regulates and controls the activity of other endocrine glands in the body.
77.
If the embryo is implanted in the uterus, which hormone will be secreted to maintain pregnancy?
Correct Answer: C. hCG (human chorionic gonadotropin)
One-liner
The hormone secreted after embryo implantation to maintain pregnancy is hCG (human chorionic gonadotropin).
78.
Steroids bind primarily to ?
Correct Answer: D. The cell nucleus
One-liner
Steroids bind primarily to the cell nucleus, where they interact with nuclear receptors to regulate gene expression.
79.
Which endocrine gland produces melatonin?
Correct Answer: B. Pineal Gland
One-liner
The Pineal Gland is the endocrine gland that produces melatonin.
80.
Which one of the following secretes the gonadotropic hormones?
Correct Answer: D. Anterior pituitary
One-liner
Gonadotropic hormones (FSH and LH) are secreted by the anterior pituitary gland.

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Endocrine System MCQs with Answers

Endocrine System MCQs (71–80)

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