What is the importance of photosynthesis in maintaining ecosystem?

Acommon kind of mechanical weathering is called

Rachel ate a piece of fruit and happened to drop the seeds in her backyard. after a few weeks, she saw a small plant with flowers growing in the backyard. which group does this plant belong to? a. angiosperms b. gymnosperms c. pteridophytes d. bryophytes e. chytrids

Which of the organisms listed below performs nitrogen fixation? a. legumes b. plants c. bacteria d. fungi