| Date | May 2011 | Marks available | 1 | Reference code | 11M.1.HL.TZ2.37 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Question number | 37 | Adapted from | N/A |
Question
Which of the following describes the role of the atmosphere in the greenhouse effect?
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The atmosphere is transparent to all solar radiation.
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The atmosphere absorbs infrared radiation from the ground.
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The atmosphere scatters red light more than blue light.
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Clouds in the atmosphere prevent absorption of infrared radiation.
Markscheme
B
Examiners report
Syllabus sections
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