Advertisements
Advertisements
प्रश्न
Name the following:
The type of bacteria which directly absorb nitrogen from the air and converted soluble nitrates in the soil.
Advertisements
उत्तर
Symbiotic bacteria.
संबंधित प्रश्न
Fill in the blank
The supporter of combustion in air is _____.
Explain the importance of nitrogen of the air for plant growth.
State a reason why there is a balance in the amount of carbon dioxide in the air, even though carbon dioxide is released into the atmopshere by various processes.
Give word equation for the following conversion:
Nitrogen dioxide to nitric acid
Can you guess why fire extinguishers throw a stream of carbon-di-oxide while putting - off the fire?
Solvay process is a method to manufacture
Nitrogen gas is so cold that moisture in the air condenses on it, creating a dense fog.
Boojho took an empty plastic bottle, turned it upside down and dipped its open mouth into a bucket filled with water. He then tilted the bottle slightly and made the following observations.
- Bubbles of air came out from the bottle.
- Some water entered the bottle.
- Nitrogen gas came out in the form of bubbles and oxygen got dissolved in water.
- No bubbles formed, only water entered the bottle.
Which observations is/are correct?
State whether the following statement is true or false. If false, correct them.
Plants consume oxygen for respiration.
Explain the following observations very briefly
Breathing through mouth may harm you.
