Class 12 Biology · Chapter 3 · Test 3
Brain and Spinal Cord
36 MCQs
36 questions · 30 min · 36 marks
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Sample questions
The first 5 of 36. Try each one, then tap to see the answer.
Question 1
Which of these is closest to the brain tissue?
- AAcetylcholine
- BArachnoid
- CPia mater
- DCranium
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Answer: C
Pia mater adheres to the surface of the brain and spinal cord.
Question 2
In the meninges the cerebrospinal fluid is present between:
- ASkull and dura mater
- BDura mater and arachnoid
- CArachnoid and pia mater
- DPia mater and brain or spinal cord
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Answer: C
The arachnoid acts as a barrier between the CSF below it and the blood in the dura mater.
Question 3
Which is NOT a function of cerebrospinal fluid?
- ACushions brain
- BProduces hormones
- CTransport nutrients to brain
- DProtects the spinal cord
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Answer: B
CSF does not produce hormones.
Question 4
The CNS is made of:
- ASensory neurons and ganglia
- BMotor neurons only
- CInter-neurons and neuroglia
- DNerves and ganglia
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Answer: C
The brain and spinal cord consist of inter-neurons and neuroglia.
Question 5
The brain is enclosed within the:
- AVertebral column
- BCranium
- CPelvis
- DMeninges only
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Answer: B
The brain lies within the cranium and the spinal cord within the vertebral column.
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