Nitrogen fixation is a process that makes nitrogen available to plants and is carried out by _____________.
A)nitrogen gas dissolving in fresh water and in the ocean
B)parasitic bacteria
C)volcanic eruptions
D)plants during photosynthesis
E)mutualistic and free -living bacteria

Question

Quizplus · Accepted Answer

Nitrogen fixation is carried out by mutualistic and free-living bacteria. These bacteria convert nitrogen gas into ammonia, which can be taken up by plants to use for growth and development. Nitrogen fixation is an important process for maintaining healthy ecosystems as it allows plants to access a vital nutrient that would otherwise be unavailable.

Nitrogen Fixation Is a Process That Makes Nitrogen Available to Plants