Nitrogen Cycle
Trending Questions
Name the microorganisms which can fix atmospheric nitrogen in the soil?
What are biofertilizers? In what sense are they better than chemical fertilizers?
The process in which atmospheric nitrogen is converted into ammonia is called _________.
nitrification
nitrogen fixation
- nitrogenization
- ammonification
Draw Nitrogen Cycle and explain it.
Nitrifying bacteria:
Convert free nitrogen to nitrogen compounds
Oxidize ammonia to nitrates
Convert proteins into ammonia
Reduce nitrates to free nitrogen
What is the function of heterocyst?
Which bacteria in the soil can convert atmospheric nitrogen into the soluble compound?
Explain the role of bacteria in the nitrogen cycle.
Name four types of bacteria involved in nitrogen cycle.
Study the diagram given below and then answer the questions that follow :
(a) Briefly describe how nitrogen of the atmosphere is converted to nitrates by leguminous plants.
(b) Name the bacteria that converts (i) ammonium compounds to nitrites (ii) nitrites to nitrates.
(c) State how the nitrates in the soil get converted to nitrogen of the atmosphere.
(d) Role of plants and animal in the formation of ammonium compounds.
Is Nitrosomonas a nitrogen-fixing bacteria?
Does Nostoc concurrently perform photosynthesis and nitrogen fixation?
Write a note on nitrogen fixation?
Why is Leghaemoglobin called an oxygen scavenger?
Name the bacteria found in root nodules of leguminous plants.
What do you mean by biological nitrogen fixation?
Is Frankia, a symbiotic bacteria?
Describe nitrogen cycle.
Name the types of bacteria involved in nitrification
Why lightning causes nitrogen fixation?
Which of the following elements can be obtained, by plants, directly from the air?
- Boron
- Carbon
Iron
- Nitrogen
Why do plants have an advantage in hot dry conditions?
Bacillus ramosus and Bacillus vulgaris are examples of
Ammonifying bacteria
Nitrate bacteria
Nitrite bacteria
Symbiotic bacteria
What is denitrification?
Does rhizobium show symbiosis?
What is nitrates?
explain with example.
Which bacteria fixes nitrogen in the soil ?
(a) Nitrobacter (b) Nitrosomonas
(c) Rhizobium (d) Clostidium
Some plants has nitrogen-fixing bacteria in their root nodules.Name them.
What is nitrogen fixation ?
