Class 10 Biology · Chapter 5 · Test 2
Test 2: Peripheral Nervous System, Reflex Action and Endocrine System
30 questions · 25 min · 30 marks
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Sample questions
The first 5 of 30. Try each one, then tap to see the answer.
Question 1
Which of these acts as exocrine as well as endocrine gland?
- APituitary
- BThyroid
- CAdrenal
- DPancreas
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Answer: D
Pancreas secretes digestive enzymes as a ducted (exocrine) gland and its islets of Langerhans secrete insulin and glucagon as an endocrine gland.
Question 2
The chemical messengers of the endocrine system are called;
- ANeurotransmitters
- BHormones
- CNeurons
- DEnzymes
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Answer: B
Hormones are the chemicals released from endocrine glands which regulate different body functions.
Question 3
What could happen if hormone of parathyroid gland were missing?
- ALow calcium levels
- BHigh blood sugar
- CWeak muscles
- DPoor digestion
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Answer: A
Deficiency of parathormone results in decreased blood calcium level, which leads to tetany.
Question 4
Which endocrine gland prepares the body for "fight or flight" response?
- AThyroid
- BPituitary
- CAdrenal
- DPancreas
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Answer: C
The adrenal medulla releases epinephrine and nor-epinephrine to prepare the body for the fight or flight response.
Question 5
Humans have how many pairs of cranial nerves?
- A10
- B12
- C31
- D43
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Answer: B
Humans have 12 pairs of cranial nerves and 31 pairs of spinal nerves.
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