What to create	Exam
Which subject	Science
What age group	Year or Grade 7
What topic	Nervous System
Question types	Close-ended
Number of questions	15
Number of answers	4
Correct answers	Exactly 1
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Nervous System Quiz for Grade 7 Science

Test your knowledge of the nervous system with the following questions. Choose the best answer for each question.

1. What is the main function of the nervous system? A. To produce hormones
   B. To control and coordinate body activities
   C. To digest food
   D. To transport oxygen

2. Which part of the nervous system is responsible for involuntary actions? A. Central Nervous System
   B. Peripheral Nervous System
   C. Autonomic Nervous System
   D. Somatic Nervous System

3. What are the building blocks of the nervous system? A. Red blood cells
   B. Neurons
   C. Muscles
   D. Cartilage

4. What part of the neuron receives signals from other neurons? A. Axon
   B. Dendrites
   C. Synapse
   D. Myelin sheath

5. Which organ is primarily responsible for processing information in the nervous system? A. Heart
   B. Brain
   C. Liver
   D. Stomach

6. What is the role of the spinal cord? A. To filter blood
   B. To transmit signals between the brain and the rest of the body
   C. To produce energy
   D. To regulate body temperature

7. Which type of neuron carries signals from sensory organs to the brain? A. Motor neurons
   B. Interneurons
   C. Sensory neurons
   D. Ganglion neurons

8. What is a reflex action? A. A slow, conscious response to a stimulus
   B. An automatic, involuntary reaction to a stimulus
   C. A learned behavior
   D. A voluntary movement

9. Which structure protects the brain and spinal cord? A. Muscles
   B. Skin
   C. Bone
   D. Meninges

10. What neurotransmitter is commonly associated with feelings of pleasure? A. Serotonin
    B. Dopamine
    C. Acetylcholine
    D. Norepinephrine

11. What term describes the communication network formed by all the nerves in the body? A. Nervous Tissue
    B. Central Nervous System
    C. Peripheral Nervous System
    D. Autonomic Nervous System

12. Which part of the brain is responsible for coordination and balance? A. Cerebrum
    B. Cerebellum
    C. Brainstem
    D. Limbic system

13. What does the autonomic nervous system regulate? A. Voluntary muscle movements
    B. Reflex actions
    C. Involuntary bodily functions
    D. Sensory processing

14. How do nerve cells communicate with each other? A. Through blood flow
    B. By releasing hormones
    C. Through electrical impulses and neurotransmitters
    D. By passive diffusion

15. What phenomenon occurs when a neuron becomes more positively charged during an action potential? A. Repolarization
    B. Depolarization
    C. Hyperpolarization
    D. Resting potential

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Answers:

1. B
2. C
3. B
4. B
5. B
6. B
7. C
8. B
9. D
10. B
11. C
12. B
13. C
14. C
15. B