Question

An ecosystem is a

• A. group of components that interact with one another
• B. group of interacting chemicals and their cycles
• C. group of interacting species in one place at one time
• D. biologic community and components of the physical environment with which the community interacts

Answer 1

The correct option is D biologic community and components of the physical environment with which the community interacts

An ecosystem is an organisation of biotic and abiotic components where the two interact with each other and maintain an energy balance.

So, the correct option is 'biologic community and components of the physical environment with which the community interacts'.