Question

3.
Which of the following microorganism helps to increase the fertility of the soil
C) Both A and B
A) Nostoc
B) Anabena
Malaria is caused due to
D) Lactobacillus​

Answer 1

Explanation:

Rhizobium is an example of a symbiotic bacterium that attaches to the roots of leguminous plants and it increases the soil fertility by converting atmospheric nitrogen into organic compounds. It also break down the minerals present in soil into simpler forms with the help of enzymes

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