Nitrogen-fixing bacteria get nitrogen from: the soil the atmosphere plant protein legumes

The plants absorb the nitrogen from the atmosphere and it transports down into the soil where the nitrogen-fixed bactera changes the form of the nitogen:)

D, Legumes

Explanation:

In a symbiotic relationship with the soil bacteria known as 'rhizobia', legumes form nodules on their roots (or stems, see figure below) to 'fix' nitrogen into a form usable by plants (and animals). ... Plants cannot fix nitrogen on their own, but need it in one form or another to make amino acids and proteins.

answer; ///i believe its: ///(embolus);

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

i hope this