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प्रश्न
Tick (√) the most appropriate answer.
The presence of water vapour in air is essential for :
पर्याय
health and comfort of animals
rate of evaporation from plants and animals
growth of plants
all the above
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उत्तर
all the above
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संबंधित प्रश्न
Fill in the blank space by choosing the correct word from the given list.
List: oxygen, carbonic, suIphurUioxide gas, precipitation, helium
_______ gas is used for filling weather observation balloons.
Name and briefly explain four ways by which pollution of air is caused by humans.
Give a reason why water droplets appear on the outer surface of a tumbler containing ice.
State whether the following statement is ‘true’ or ‘false’. If false write the correct statement.
The mesosphere in the atmosphere, contains most of the air, fit for respiration
Of the total volume of air – 4/5th is nitrogen. State the utility or consequence of this ratio.
Explain why during an incident of fire, one is advised to wrap a woollen blanket over a burning object.
Which of the following is true about oxygen?
Write about the reaction of nitrogen with non metals.
The second major component of air is oxygen.
How to show the presence of carbon-di-oxide in the air?
