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Online Tests
Biology Life Science Test Easy Mode MCQs With Answers
Question # 1
The percentage of oxygen from air which we inspired is:
Choose an answer
15 %
21%
25%
28%
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Question # 2
In the food chain"grass......rabbit....... fox..............bear...........mushroom", how many types of decomposers are present"?
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1
2
3
4
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Question # 3
Amount of nitrogen in expired air is:
Choose an answer
70%
80%
79%
4%
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Question # 4
The drugs which is used to reduce the pain are called:
Choose an answer
Analgesics
Antiseptics
Antibiotics
Sedatives
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Question # 5
What happens during Exhalation?
Choose an answer
Ribs muscles relax
Diaphragm become dome shaped
Pressure on lungs increased
All of these
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Question # 6
Each trait studied in pea plant had ___ distinct form.
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1
2
3
4
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