Subjects
Biology CBSE Live product
Class 10 (2025-26)
Control and coordination
Human brain and its functions

3. CBQ - Nervous system

Question:

4 m.

Section E: Answer the case-based question given below.

Study the figure related to human brain and answer the questions that follow.

a. Name the parts A, B, C and D of human brain.

A: Medulla, B: Spinal cord, C: Cerebrum, D: Cerebellum.
A: Cerebrum, B: Spinal cord, C: Medulla, D: Cerebellum.
A: Medulla, B: Cerebellum, C: Cerebrum, D: Spinal cord.
A: Spinal cord, B: Cerebrum, C: Medulla, D: Cerebellum.

b. What is the function of the fluid filled in the brain?

It prevents the brain from mechanical shocks.
It aids in digestion.
It helps in the production of hormones.
It helps in the transmission of nerve impulses.

c. Name the endocrine gland associated with brain.

Thyroid gland
Adrenal gland
Pituitary gland
Sebaceous gland

d. The central nervous system (CNS) consists of the ________.

spinal cord; cerebrum
brain; cerebrum
brain; hypothalamus
brain; spinal cord

e. The peripheral nervous system (PNS) consists of __________ their associated ganglia.

cranial, spinal, and autonomic nerves
cranial, spinal, and enteric nerves
cranial, spinal, excluding vertebral ones
cranial, spinal, afferent, and efferent

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