What kind of bacteria are able to change pure nitrogen into ammonia compounds? A. denitrifying

B. nitrogen-fixing

C. decomposing

D. nitrifying

B. nitrogen-fixing

Explanation:

Nitrogen fixing bacteria are able to change pure nitrogen into ammonia compounds.

Nitrogen fixing bacteria are found in the soil close to the root of leguminous plants. They are get their own nutrition by chemosynthesis.

the eggs of the insects should be the first thing collected at the scene.

false

colors do exist. the color of the sky is actually violet; humans percieve the color of the sky as blue.