alleryAn ecosystem consists of:
ABiotic and abiotic components interacting in an area
BOnly living organisms in an area (option)
COnly the physical environment
DOnly carnivores and herbivores
Answer & Solution
Correct answer: A. Biotic and abiotic components interacting in an area
1. An ecosystem includes living (biotic) and non-living (abiotic) components.
2. Biotic = plants, animals, microbes; abiotic = temperature, soil, water, minerals.
3. They interact and maintain ecological balance.
_Source: syllabus Science, Ch 13 "Our Environment", §13.1_
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