Elementary Knowledge of Human Body and Its Important Organs NDA Questions

NDA BIOLOGY

Elementary Knowledge of Human Body and Its Important Organs MCQ Questions


1.
How many muscles are functioning while smiling?
A.
20
B.
17
C.
43
D.
23
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ANSWER :
B. 17
2.
How many muscles are functioning while frowning?
A.
43
B.
21
C.
10
D.
20
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ANSWER :
A. 43
3.
How many muscles are there in human body?
A.
206
B.
118
C.
90
D.
More than 600
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ANSWER :
D. More than 600
4.
What is the longest bone?
A.
Cranial bone
B.
Stapes
C.
Thigh bone
D.
None of the above
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ANSWER :
C. Thigh bone
5.
Any sound over ______ dB can be harmful to us.
A.
60
B.
85
C.
15
D.
100
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ANSWER :
B. 85
6.
What is the longest muscle?
A.
Thigh
B.
Face
C.
Hands
D.
Chest
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ANSWER :
A. Thigh