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प्रश्न
Explain the term CFCs.
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उत्तर
CFC means Chlorofluorocarbons which are produced mainly by refrigeration industries, aerosol cans, coolants, propellants, and plastic foams. They cause global warming.
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संबंधित प्रश्न
Prepare a brief speech on global warming. You have to deliver the speech in your class.
Explain Greenhouse effect
Name the following:
Name three greenhouse gases.
Name two more greenhouse gases.
State what are ‘greenhouse gases’ and name the major greenhouse gases.
The diagram represents the green house effect.
State why the effect is called ‘global warming’.
The diagram represents the greenhouse effect.
Which of the following – biofertilizers or nitrogenous fertilizers reduces the greenhouse gas – CO2? Explain.
Explain the term WHO.
Which of the following is not a green house gas?
Name two gases that are mainly responsible for acid rain.
