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प्रश्न
Explain the importance of nitrogen of the air for plant growth.
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उत्तर
Nitrogen of air is converted to soluble nitrogenous compounds in the soil in the presence of air and moisture. These are absorbed by plants and converted to plant proteins.
संबंधित प्रश्न
Briefly state the importance of Water vapour.
Name and briefly explain four ways by which pollution of air caused by humans is minimised.
Classify Calcium oxide. Also give a balanced equation to prepare it.
Give a reason why two different rare (inert) gases find application in advertisement signs and fluorescent bulbs.
Which of the following is true about oxygen?
All living things use oxygen for breathing.
What is the presence of harmful substance in the air called?
The second major component of air is oxygen.
A gas that neither burns nor supports burning is ______.
______ gas is essential for the proper growth of all plants.
