NCERT Question 3 - Chapter 7 Class 10 - Control and Coordination

The brain is responsible for 

(a) thinking. 

(b) regulating the heartbeat. 

(c) balancing the body. 

(d) all of the above.

Answer 

Thinking, regulation of heartbeat and balancing the body are all functions of different parts of the brain, like

• Thinking - Cerebrum in the forebrain
• Regulation of heartbeat - Controlled by medulla oblongata
• Balancing the body - Maintained by cerebellum in the hindbrain 

Since brain is responsible for all 3,

So, the correct answer is (d) - all of the above.