question_answer

Which one of the following statements is not correct about forest?

A) A forest is a self-sustaining ecosystem needing only the input of sunlight for its functioning

B)  Decomposers help in maintaining the supply of nutrients to the growing plant in the forest

C) A forest is a large area of land covered mainly with trees and other plants

D) In a forest, most of the plants in the herb layer have short life-span

E) None of these