Question Paper
Class / Subject: Class 7 (ICSE) · Science
Chapter: Chapter 20 — Chapter 20: The Nervous System
Time Allowed: 32 minutes
Max Marks: 16
1. What is the control centre of the nervous system? [1]
(A) The brain
(B) The spinal cord
(C) Nerves
(D) The heart
2. What does the spinal cord do? [1]
(A) Connects the brain to the body
(B) Controls thoughts directly
(C) Pumps blood
(D) Digests food
3. What do nerves carry? [1]
(A) Electrical signals
(B) Only blood
(C) Only food
(D) Only air
4. What do nerves allow us to do? [1]
(A) Sense and respond to things
(B) Only digest food
(C) Only breathe
(D) Nothing useful
5. What is a reflex action? [1]
(A) A very quick, automatic response
(B) A slow, thought-out response
(C) No response at all
(D) Only a voluntary action
6. What is an example of a reflex action? [1]
(A) Pulling your hand from something hot
(B) Reading a book
(C) Solving a maths problem
(D) Planning your day
7. Does a reflex need conscious brain thought? [1]
(A) No
(B) Yes, always
(C) Only sometimes
(D) Reflexes don't exist
8. Why study the nervous system? [1]
(A) It explains how we sense and respond to our environment
(B) No reason
(C) It's not useful
(D) Only for tests
9. What is the control centre of the nervous system? [1]
(A) The brain
(B) The spinal cord
(C) Nerves
(D) The heart
10. What does the spinal cord do? [1]
(A) Connects the brain to the body
(B) Controls thoughts directly
(C) Pumps blood
(D) Digests food
11. What do nerves carry? [1]
(A) Electrical signals
(B) Only blood
(C) Only food
(D) Only air
12. What do nerves allow us to do? [1]
(A) Sense and respond to things
(B) Only digest food
(C) Only breathe
(D) Nothing useful
13. What is a reflex action? [1]
(A) A very quick, automatic response
(B) A slow, thought-out response
(C) No response at all
(D) Only a voluntary action
14. What is an example of a reflex action? [1]
(A) Pulling your hand from something hot
(B) Reading a book
(C) Solving a maths problem
(D) Planning your day
15. Does a reflex need conscious brain thought? [1]
(A) No
(B) Yes, always
(C) Only sometimes
(D) Reflexes don't exist
16. Why study the nervous system? [1]
(A) It explains how we sense and respond to our environment
(B) No reason
(C) It's not useful
(D) Only for tests