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Read the following statements and select the correct statements about greenhouse gases: A. Carbon dioxide is the only gas in the atmosphere which causes global warming. B. The greenhouse gases traps heat and do not allow heat to escape into outer space. C. Water vapours do not contribute to greenhouse effect. D. The presence of excessive greenhouse gases in the atmosphere is responsible for global warming. |
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(a) |
A and B |
(b) |
B and D |
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(c) |
C and B |
(d) |
D and A |
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Read the following statements and select the correct statements about greenhouse gases: A. Carbon dioxide is the only gas in the atmosphere which causes global warming. B. The greenhouse gases traps heat and do not allow heat to escape into outer space. C. Water vapours do not contribute to greenhouse effect. D. The presence of excessive greenhouse gases in the atmosphere is responsible for global warming. |
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(a) |
A and B |
(b) |
B and D |
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(c) |
C and B |
(d) |
D and A |