Question

1. what do the nitrogen fixing bacteria derive from its host plant???​

Answer 1

Answer:

The symbiotic nitrogen-fixing bacteria invade the root hairs of host plants, where they multiply and stimulate formation of root nodules, enlargements of plant cells and bacteria in intimate association. Within the nodules the bacteria convert free nitrogen to ammonia, which the host plant utilizes for its development.

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Answer 2

Answer:

nitrogen fixing bacteria takes nutrients, shelter from host plant and in favour of that gives free Nitrogen.