The ultimate source of nitrogen is
- AAtmospheric nitrogen
- BNitrogen present in soil
- CNitrogen that comes from water
- DNitrogen fixed by the process of photosynthesis
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Similar Questions
In the given nitrogen cycle,which process represents denitrification?
Nitrite is converted into nitrate by ........ bacteria.
Easy
View SolutionMatch Column $- I$ with Column $- II.$
Column $- I$ Column $- II$ $(a)$ Nitrococcus $(i)$ Denitrification $(b)$ Rhizobium $(ii)$ Conversion of ammonia to nitrite $(c)$ Thiobacillus $(iii)$ Conversion of nitrite to nitrate $(d)$ Nitrobacter $(iv)$ Conversion of atmospheric nitrogen to ammonia
Choose the correct answer from the options given below.
| Column $- I$ | Column $- II$ |
| $(a)$ Nitrococcus | $(i)$ Denitrification |
| $(b)$ Rhizobium | $(ii)$ Conversion of ammonia to nitrite |
| $(c)$ Thiobacillus | $(iii)$ Conversion of nitrite to nitrate |
| $(d)$ Nitrobacter | $(iv)$ Conversion of atmospheric nitrogen to ammonia |
Choose the correct answer from the options given below.
MediumNEET 2021
View SolutionOne of the ways in which the nitrogen of the atmosphere is converted into nitrate for plants is by the action of
Easy
View SolutionConversion of $NH_{3} \rightarrow NO_{2}^{-} \rightarrow NO_{3}^{-}$ is called:
Easy
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