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प्रश्न
Name the following:
The type of bacteria which directly absorb nitrogen from the air and converted soluble nitrates in the soil.
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उत्तर
Symbiotic bacteria.
संबंधित प्रश्न
Statement given below is incorrect. Write the correct statement :
Helium gas at low pressure is used for filling electric bulbs.
Name three noble gases present in the air. State their one industrial use
State what would happen, if the air above the earth contained mainly oxygen and no nitrogen
Complete the statement given below by filling in the blank with the correct word from the words given below
The ______ is a layer which extends up to about 10-50 km. above the earth.
Of the total volume of air – 4/5th is nitrogen. State the utility or consequence of this ratio.
List out the uses of carbon dioxide.
Which of the following is true about oxygen?
Solvay process is a method to manufacture
The Scottish chemist ______ discovered carbon dioxide is present in air.
Garima observed that when she left her tightly capped bottle full of water in the open sunlight, tiny bubbles were formed all around inside the bottle. Help Garima to know why it so happened?
