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Science CBSE Homework Assignments
Class 10
Our environment
Classification of ecosystems
1.
Artificial ecosystems
Task:
3
m.
Why are crop fields known as artificial ecosystems?
Crop fields are referred to as
marine ecosysyem
artificial ecosystems
desert ecosystem
aquatic ecosystem
. Because
they are not human-made
they are man-made
and some
biotic
biotic and abiotic
components are maintained, nourished, and harvested by humans.
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