Choose incorrect option w.r.t. amount of living material present in different trophic levels at a given time
Choose incorrect option w.r.t. amount of living material present in different trophic levels at a given time
- A
Can be measured as number
- B
Is equivalent to standing crop
- C
Is always represented as dry weight only
- D
Expressed both as biomass and number
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Fill in the trophic levels $(1, 2, 3$ and $4)$ in the boxes provided in the figure.
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