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Geography [2 Mark Question Answer]

Greenhouse Effect and Global Warming · ICSE STD 7 (ICSE - English Medium). 3 questions.

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[2 Mark Question Answer]

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3 questions · timed · auto-graded

Question 12 Marks
Make a collage using pictures or a chart to show the various causes and consequences of global warming.
Answer
You can take an idea from the picture given below and can make a collage of your own.
Image
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Question 22 Marks
What is responsible for causing a hole in the ozone layer?
Answer
The release of a large number of CFCs or chlorofluorocarbons and BFCs or bromofluorocarbons by industries are responsible for the formation of holes in the ozone layer.
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Question 32 Marks
Why do we call carbon dioxide a greenhouse gas?


Answer
Carbon dioxide is called a greenhouse gas because it absorbs Infrared radiation. A greenhouse gas is a gas in an atmosphere that absorbs and emits radiation within the thermal infrared range.
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[2 Mark Question Answer] - Geography STD 7 Questions - Vidyadip