Rainforest are the forests which receives the annual rainfall of 250 to 450 centimeters. The availability of appropriate rain in the region ensures the growth and abundance of the diversity of floral species in the region which have abundant reserves of nutrients. These floral species derive nutrients from the soil. Hence, synthesize their own food. These floral species can help in growth of diversity of faunal species.
On the basis of the above description, organisms is the correct option.
