Question

2. A bacterium that can take atmospheric nitrogen and convert it
into a soluble form​

Answer 1

cyanobacteria

Explanation:

it is also called blue green algae.

Answer 2

Answer:

The bacteria in the soil that can convert atmospheric nitrogen into a soluble compound is rhizobium bacteria. It is present in root nodules of leguminous plants is rhizobium bacteria.

Explanation:

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