Tobacco Abuse NEET Questions

Biology - Biology and Human Welfare

Tobacco Abuse MCQ Questions


13.
Gastric ulcer can be a consequence of:
A.
Smoking
B.
Yoga practice
C.
Drinking water
D.
Eating fruits
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ANSWER :
A. Smoking
14.
Smoking increases the content of which gas in the blood?
A.
Carbon dioxide only
B.
Carbon monoxide
C.
Oxygen
D.
Nitrogen
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ANSWER :
B. Carbon monoxide
15.
Increased carbon monoxide in blood due to smoking results in:
A.
Increased red blood cell count
B.
Improved respiratory efficiency
C.
Higher oxygen-bound haemoglobin
D.
Reduced concentration of haem-bound oxygen leading to oxygen deficiency
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ANSWER :
D. Reduced concentration of haem-bound oxygen leading to oxygen deficiency
16.
Carbon monoxide from cigarette smoke causes which condition in the body?
A.
Excess oxygen supply
B.
Oxygen deficiency
C.
Liver enlargement
D.
Increase in WBC
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ANSWER :
B. Oxygen deficiency
17.
Why does smoking cause oxygen deficiency in the body?
A.
CO from smoke binds haemoglobin and reduces haem-bound oxygen
B.
Smoke destroys all alveoli instantly
C.
Nicotine prevents lung expansion
D.
Tobacco produces excess CO2
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ANSWER :
A. CO from smoke binds haemoglobin and reduces haem-bound oxygen
18.
The statutory warning on cigarette packets is meant to:
A.
Promote sales
B.
List ingredients only
C.
Warn against smoking and inform people that it is injurious to health
D.
Indicate quality of tobacco
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ANSWER :
C. Warn against smoking and inform people that it is injurious to health