In food chain initial organisms are
Top consumers
Secondary consumers
Primary consumers
Photosynthates
It’s obvious.
What is common in earthworm, soil mites and dung beetle in an ecosystem?
Fill in the trophic levels $(1, 2, 3$ and $4)$ in the boxes provided in the figure.
In what order do a hawk, grass and rabbit form a food chain in a meadow?
Energy enters in ecosystem through
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