Nitrogen Fixation is carried out primarily by
A. Plants
B. Humans
C. Consumers
D. Bacteria
Answer: Option D
Solution(By Examveda Team)
Nitrogen fixation is carried out naturally in soil by microorganisms termed diazotrophs that include bacteria such as Azotobacter and archaea. Some nitrogen-fixing bacteria have symbiotic relationships with plant groups, especially legumes.Related Questions on Biology
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A. Potassium chloride
B. Potassium carbonate
C. Potassium hydroxide
D. Sodium bicarbonate
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B. decrease in the ozone layer in troposphere
C. decrease in thickness of ozone layer in stratosphere
D. increase in the thickness of ozone layer in troposphere
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B. gymnosperms
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D. dicotyledons
Pollination is best defined as
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B. germination of pollen grains
C. growth of pollen tube in ovule
D. visiting flowers by insects
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