Nitrogen Cycle
Trending Questions
Carbon dioxide is generally heavier than oxygen and nitrogen. Why do it not form lower layer in the atmosphere?
- recycling
- denitrification
- biodegradation
How is nitrogen removed from the air?
The percentage of oxygen in boiled water is more than that in air why
The second most abundant gas in the Earth's atmosphere is
Remains of plants and animals undergo a process called decomposition.
True
False
Oxygen was discovered by:
Priestley
Boyle
Cavandish
Scheele
Which of these elements help to increase the soil fertility?
Hydrogen
Nitrogen
Carbon
Oxygen
Bacteria and fungi have the ability to decompose organic matter.
- True
- False
Major use of nitrogen is in the production of-
acid
ammonia
sulphate
phosphate
Plants cannot directly take in nitrogen from the atmosphere. How do they do it?
Combustion of fuels
Nitrogen Fixation
Biodegradation
Nitrate salts formed from nitric acid and minerals in the soil
What is blue vitriol?
FeSO4.5H2O
CuSO4.5H2O
CuSO4.7H2O
FeSO4.7H2O
The amount of nitrogen fixed by natural and anthropogenic processes is approximately equivalent to 90-149 Tg (tetra grams) N2 fixed year. What are the sources of natural and anthropogenic nitrogen?
- Nitric oxide
- Sulphur dioxide
- Sulphur trioxide
- Sulphur monoxide
Write an equation to illustrate the reducing nature of ammonia.