Advertisements
Advertisements
प्रश्न
What are the two ways in which nitrogen fixation occurs?
Advertisements
उत्तर
1. Natural process.
2. Non-biological fixation.
APPEARS IN
संबंधित प्रश्न
Answer the question put against the following constituents of air :
Water vapours : Explain their role in modifying the earth’s climate.
“Air is a mixture”. Support this statement citing at least three evidences.
Statement given below is incorrect. Write the correct statement :
During thunder and lightning, nitrogen and oxygen combine to form nitrogen dioxide gas.
Write ‘True’ or ‘False’ in front of following statement.
Water containing dissolved carbon dioxide can dissolve marble.
Write fully balanced equation for the following :
Ca(OH)2 + CO2 →
Name three different appliances where air is utilized.
Name the following:
The component of air which is present more in industrial areas.
The second major component of air is oxygen.
Metals like magnesium, iron, and sodium burn in oxygen and give basic ______.
Observe the picture given in Fig. carefully and answer the following questions.

Can you comment on the air quality of the place shown in Fig?
