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प्रश्न
The layer of air around the earth is known as ______.
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उत्तर
The layer of air around the earth is known as atmosphere.
संबंधित प्रश्न
Fill in the blank:
_____________ discovered the oxygen gas.
Write the chemical name of Lime water
Give two uses of the following component present in air:
oxygen
Give two uses of the following component present in air:
water vapour
What is air pollution?
Write ‘true’ or ‘false for the following;
Air is a compound.
Tick (√) the correct alternative from the choice given for the following statement.
Photosynthesis is a process in which plants
Name the following.
Inert gases in the air
Explain the term ‘air pollution’, with reference to air quality. State the sources of a few main pollutants.
Draw a neat labelled diagram for the following experiment.
To prepare oxygen in the laboratory from hydrogen peroxide and a catalyst.
