Question

What is the role of these bacteria in the nitrogen cycle?

Answer 1

Role of bacteria in the nitrogen cycle:

• Bacteria is crucial in carrying out nitrogen cycle.

• They are very critical in function when it comes to the nitrogen cycle.

• The function of the bacteria is to break down the protein present in the plants and animals and convert them into ammonia which is again a very important end product.

• Bacteria that live in the root nodules of legumes play a very vital role.

• 'Nitrogen-fixing bacteria', microorganisms capable of modifying 'atmospheric nitrogen' into 'fixed nitrogen'.

• They maintain a symbiotic relationship with the plant by providing ammonia in exchange for carbohydrates.

• Another important bacteria which are to be  in the nitrogen cycle are Nitrosomonas and Nitrobacter which allow in carrying out nitrification.

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Answer 2

Answer: D

Explanation: