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प्रश्न
What is global warming?
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उत्तर
The increased greenhouse effect is caused due to increase in air pollutants and it results in the average increase in temperature of the atmosphere. This is called Global warming.
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संबंधित प्रश्न
State what do you understand by the term ‘air’. Explain its importance to mankind.
Describe a simple experiment with the help of a diagram to show that Air has mass
What will happen if the number of vehicles and factories in your surroundings increases?
Name the following.
Gases that are harmful to the ozone layer
Why is it said that-
Air is a homogeneous mixture of various gases.
With whom should I pair up?
| Group A | Group B | ||
| (1) | Air | (a) | Excretion |
| (2) | Water | (b) | Scattering of light |
| (3) | Soil | (c) | Plasticity |
State whether the following statement is true or false.
The pressure exerted by air is called atmospheric pressure.
Fill in the blank:
Nitrogen of the air is utilized by plants for formation of _____.
Draw a neat labelled diagram for the following experiment.
To prepare oxygen in the laboratory from hydrogen peroxide and a catalyst.
The process of conversion of iron into hydrated form of oxides is called _______.
