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Online Tests
Biology 10th Class English Medium Chapter 10 Online Test MCQs With Answers
Question # 1
All the alveoli of one side unite to form:
Choose an answer
Lung
Kidney
Thorax
Chest Box
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Question # 2
Amount of nitrogen in expired air is:
Choose an answer
70%
80%
79%
4%
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Question # 3
Which structure actively helps in taking the air out of lungs?
Choose an answer
Nasal cavity
Bronchus
Bronchiole
Diaphragm
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Question # 4
Gaseous Exchange in cow takes in:
Choose an answer
Bronchi
Tranchea
Pharynx
Alveoli
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Question # 5
Where does the gaseous exchange occur in humans:
Choose an answer
Pharynx
Larynx
Trachea
Epiglottis
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Question # 6
In wood seems and roots the gaseous:
Choose an answer
lenticels
epidermal cells
somata
micropyle
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Question # 7
Rate of breathing depends upon concentration of which gas:
Choose an answer
Oxygen
Carbon dioxide
Nitrogen
Hydrogen
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Question # 8
Percentage of CO
2
in exhaled are during breathing is:
Choose an answer
16%
4%
79%
0.04%
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Question # 9
The normal breathing rate in buman being is:
Choose an answer
10-40 times per minute
16-20 times per minute
30-40 times per minute
None of these
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Question # 10
How many lobs are present in right lung?
Choose an answer
2
3
4
5
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Question # 11
Which kind of blood vessels are present around the alveoli?
Choose an answer
Artery
Capillary
Arteriole
Veins
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Question # 12
The inflamation of bronchi or bronchioles is caled:
Choose an answer
Bronchites
Emphysema
Pneumonia
Chest box
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Question # 13
Glottis is a narrow opening at the floor of:
Choose an answer
Nasal cavity
Nostril
Pharynx
Antibiotics
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Question # 14
The number of lobes in right lung is:
Choose an answer
1
2
3
4
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