Question

Which factors influence a biotic community?

(a) Biotic and chemical factors only

(b) Biotic and geographical factors only

(c) Biotic, physicochemical and geographical factors

(d) Geographical factors only

The question was posed to me in an internship interview.

I want to ask this question from Ecological Succession topic in portion Ecosystem of Biology – Class 12

Answer 1

Right answer is (c) Biotic, physicochemical and geographical factors

To explain I would say: Many factors are responsible for making changes in the biotic community. Various biotic, physicochemical and geographical factors influence a biotic community. These changes may lead to an increase or decrease in the number of species.