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प्रश्न
Give word equation for the following conversion:
Nitric acid to soluble nitrates in the soil
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उत्तर
Nitric acid+ calcium carbonate → Calcium nirtate + water + carbon dioxide
The water soluble calcium nitrates are absorbed by the plants and converted to plant proteins.
संबंधित प्रश्न
State three uses of water vapour in the air.
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.
Tick (√) the most appropriate answer.
Which is not a polluting gas for the air?
Name and briefly explain four ways by which pollution of air is caused by humans.
Fill in the blanks
Oxygen is used in ___________the food to get _______.
Mention one necessary condition for the combustion to take place.
______ is the percentage of nitrogen in air.
_____ gas turns lime water milky.
The balance of oxygen in atmosphere is maintained through photosynthesis in animals and respiration in plants.
The amount of water vapour in the air is more in windy places than in other areas.
