Q. Consider the following statements:
- An ecosystem is a functional unit of nature.
- Ecosystem varies greatly in size from a small pond to a sea.
Which of the above is / are correct?
Answer:
Both 1 and 2
Notes: An ecosystem can be visualised as a functional unit of nature, where living organisms interact among themselves and also with the surrounding physical environment. Ecosystem varies greatly in size from a small pond to a large forest or a sea.