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प्रश्न
Fill in the blank
Aquatic plants and animals use _________ in water.
उत्तर
Aquatic plants and animals use dissolved oxygen in the water.
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संबंधित प्रश्न
What is nitrogen-fixation?
A fuel when used releases least amount of pollutants in the air.
Write fully balanced equation for the following :
CO2 + H2O →
Complete the statement given below by filling in the blank with the correct word from the words given
___________is an example of a pollutant present in the air.
Name the following:
The component of air which is present more in industrial areas.
Give word equation for the following conversion:
Nitrogen dioxide to nitric acid
Which gas is essential for burning?
Give the components present in the air with a percentage?
A gas that neither burns nor supports burning is ______.
Write just a few sentences for an imaginary situation if any of the following gases disappear from the atmosphere
carbon dioxide
