CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 12. ecosystem1 Mark
MCQ
The importance of ecosystem lies in
A
Cycling of materials
B
Flow of energy
✓
Both the above
D
None of the above
✓
Answer
Correct option: C.
Both the above
c (c)In any ecosystem, communities or living organisms interact with their physical environment in such a way that there is a well defined flow of energy forming clear trophic (food) levels and material cycles within this system.
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