Entry Test MCQ :: Coordination and Control
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21. |
Maximum speed of nerve impulse transmission is |
A. |
100 m/sec |
B. |
110 m/sec |
C. |
120m/sec |
D. |
130 m/sec. |
Answer: Option C
Explanation:
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22. |
Which of the following has no central nervous system? |
A. |
Hydra |
B. |
Man |
C. |
Planaria |
D. |
Cockroach |
Answer: Option A
Explanation:
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23. |
Co-ordination results in |
A. |
Regulation of body functions |
B. |
Organization of body functions |
C. |
Integration of body functions |
D. |
All of these |
Answer: Option D
Explanation:
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24. |
Which of the following are responsible for the detection of changes in environment? |
A. |
Receptors |
B. |
Neurons |
C. |
Effectors |
D. |
All of these |
Answer: Option A
Explanation:
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25. |
Which of the followings are effectors? |
A. |
Muscles |
B. |
Glands |
C. |
Sensory organs |
D. |
Both 'a' & 'b' |
Answer: Option D
Explanation:
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26. |
Any change in the environment of an organism is called |
A. |
Stimulus |
B. |
Variation |
C. |
Response |
D. |
Reaction |
Answer: Option A
Explanation:
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27. |
Hydra has |
A. |
Brain |
B. |
Nerves |
C. |
Neuron-cells |
D. |
All of these |
Answer: Option C
Explanation:
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28. |
Which of the followings is missing from the nervous system of planaria? |
A. |
Ganglia |
B. |
Longitudinal nerves |
C. |
Lateral nerves |
D. |
none of these. |
Answer: Option D
Explanation:
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29. |
Co-ordination in man is brought about by |
A. |
Nervous system |
B. |
Endocrine system |
C. |
Both of these |
D. |
none of these. |
Answer: Option C
Explanation:
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30. |
Which of the following transmits nerve impulse from receptors to central nervous system? |
A. |
Sensory neuron |
B. |
Motor neuron |
C. |
Associative neuron |
D. |
none of these. |
Answer: Option A
Explanation:
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