Farmers continually rotate the crops grown in different fields to maintain nutrients in the soil. how would planting soybeans in a field the year after the field was used to grow carrots maintain nitrogen in the soil?

When organisms convert from of energy, what usually results

How does a gymnosperm prevent itself from pollinating the same tree

Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.