Assertion(A): Carbon monoxide and methane – are commonly known as greenhouse gases.
Reason(R): Greenhouse gases are responsible for global warming.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Subtopic:  Green House Effect & Global Warming |
 58%
From NCERT
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Assertion(A): Greenhouse warms up like a car parked in the sun.
Reason(R): The glass panel of the greenhouse lets the light in and allows the heat to escape.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Subtopic:  Green House Effect & Global Warming |
 73%
From NCERT
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