Question

8. Why do leguminous plants have
root nodules?
9. How can nutrients be replenished in
the soil by natural ways?​

Answer 1

Answer:

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Answer 8:-

Root nodules are found on the roots of plants, primarily legumes, that form a symbiosis with nitrogen-fixing bacteria. ... Their ability to fix gaseous nitrogen makes legumes an ideal agricultural organism as their requirement for nitrogen fertilizer is reduced

Answer 9:-

-Nutrients are replenished by certain different microorganism that are found in thesoil or also by the death of certain plants such as the rhizobium bacteria. The decaying plants tend to slowly break down into the basic soil nutrients over a period of time.

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Answer 2

Answer:

8.Leguminous plants have root nodules. the reason behind this is that the root nodules have certain bacteria which can can convert atmospheric nitrogen into into soil soluble format which has the plant to grow more easily.

9.Nutrients are replenished by certain different microorganism that are found in thesoil or also by the death of certain plants such as the rhizobium bacteria. The decaying plants tend to slowly break down into the basic soil nutrients over a period of time.