An ecosystem is visualised as a functional unit of:
ANature
BNotice
CNursery
DNetwork
Answer & Solution
Correct answer: A. Nature
1. An ecosystem holds living organisms and their surroundings together.
2. They interact among themselves and with the physical environment.
3. An ecosystem can be visualised as a functional unit of nature.
4. So the answer is nature.
_Source: NCERT Class XII Biology, Ch 12 'Ecosystem'_
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