Explore topic-wise MCQs in Biology.

This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of these is a steroid hormone?

A. Glucagon
B. Glucocorticoids
C. Insulin
D. Prolactin
Answer» C. Insulin
2.

What is the function of prolactin?

A. Formation of milk
B. Decreases activity of FSH
C. Decreases activity of LH
D. Increases contractions during childbirth
Answer» B. Decreases activity of FSH
3.

Hypersecretion of growth hormone in a middle-aged man would lead to ______

A. addison’s disease
B. gigantism
C. acromegaly
D. dwarfism
Answer» D. dwarfism
4.

Low secretion of growth hormone results in ______

A. acromegaly
B. gigantism
C. dwarfism
D. turner’s syndrome
Answer» D. turner’s syndrome
5.

Where is vasopressin synthesized?

A. Pars intermedia
B. Anterior pituitary gland
C. Posterior pituitary gland
D. Hypothalamus
Answer» E.
6.

Pars intermedia is a distinct structure in humans. True or false?

A. True
B. False
Answer» C.
7.

Which of these hormones is released by the pars nervosa?

A. Luteinizing hormone
B. Prolactin
C. Oxytocin
D. Follicle stimulating hormone
Answer» D. Follicle stimulating hormone
8.

Which of these hormones is not secreted by the anterior pituitary gland?

A. ACTH
B. TSH
C. PRL
D. MSH
Answer» E.
9.

What is the pars distalis also known as?

A. Anterior pituitary
B. Posterior pituitary
C. Adrenal cortex
D. Adrenal medulla
Answer» B. Posterior pituitary
10.

What is the function of somatostatin?

A. Inhibits adrenaline release
B. Inhibits gonadotropin release
C. Inhibits growth hormone release
D. Inhibits epinephrine release
Answer» D. Inhibits epinephrine release
11.

GnRH is released by the ______

A. pituitary gland
B. hypothalamus
C. gonads
D. pineal gland
Answer» C. gonads
12.

Which of these hormones is released by the hypothalamus?

A. Somatostatin
B. Prolactin
C. Melatonin
D. Glucocorticoids
Answer» B. Prolactin
13.

What are the hormone secreting cells of the hypothalamus called?

A. Mast cells
B. Osteocytes
C. Neurosecretory cells
D. Neuroglia
Answer» D. Neuroglia
14.

Where is the hypothalamus located?

A. Top of the telencephalon
B. Base of the telencephalon
C. Base of the diencephalon
D. Top of the diencephalon
Answer» D. Top of the diencephalon
15.

Which of these glands are not endocrine?

A. Pituitary
B. Parathyroid
C. Pineal
D. Parotid
Answer» E.