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CBSE
Class 11 Biology
Breathing And Exchange Of Gases Chapter 17
Quiz 1
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Alveoli become enlarged and damaged with reduced surface area in heavy smokers. The condition is called
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Proteins
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Fats
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Carbohydrates
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None of the above
Increased asthmatic attacks in certain seasons are related to
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Emphysema
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Bronchitis
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Silicosis
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Asthma
The respiratory centre of the brain is sensitive to
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Inhalation of seasonal pollen
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Hot and humid environment
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Low temperature
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Eating fruits preserved in containers
Emphysema is a
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More O2 concentration in blood
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More CO2 concentration in blood
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Accumulation of blood in the brain
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All of the above
The pneumotaxic centre is present in
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Pulmonary disease
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Cardiovascular disease
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Neural disease
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Renal disease
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