Provide definitions/explanations for the following terms:
$(1)$ Biological Nitrogen Fixation
$(2)$ Root Nodules
$(1)$ Biological Nitrogen Fixation
$(2)$ Root Nodules
(N/A) $(1)$ The process of reduction of atmospheric nitrogen $(N_2)$ into ammonia $(NH_3)$ by living organisms is known as biological nitrogen fixation.
$(2)$ Root nodules are small,rounded outgrowths or swellings found on the roots of leguminous plants,which house nitrogen-fixing bacteria such as $Rhizobium$.
$(2)$ Root nodules are small,rounded outgrowths or swellings found on the roots of leguminous plants,which house nitrogen-fixing bacteria such as $Rhizobium$.
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$A -$ The enzyme nitrogenase is highly sensitive to molecular oxygen.
$R -$ To protect nitrogenase enzymes,the nodule contains an oxygen scavenger called leghaemoglobin.
$R -$ To protect nitrogenase enzymes,the nodule contains an oxygen scavenger called leghaemoglobin.
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View SolutionWhat type of conditions are created by leghaemoglobin in the root nodule of a legume?
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View SolutionIdentify the non-leguminous plants that form nodules to fix nitrogen.
Which of the following is a free-living,anaerobic nitrogen-fixer?
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View SolutionUreides are preferred forms for storage and transport of nitrogen in
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