Question

Which of the following is true about an ecosystem?

• A. Consists of biological community and physical environment
• B. May have fixed or varying environment
• C. Can be as small as a droplet of water or as large as Earth.
• D. All of the above

Answer 1

The correct option is D All of the above

An ecosystem consists of a biological community i.e. living organisms (biotic components) and a physical environment or abiotic components. An ecosystem may have a fixed or varying environment. It may be as large as the Earth or as small as a droplet of water.