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12.Ecosystem
medium
In the following, there is no difference.
A
Trophic level$-I$ and herbivores
B
Primary consumers and herbivores
C
Primary carnivores and trophic leve$l-II$
D
Secondary consumer and herbivores
Solution
Top carnivore (trophic level-IV or tertiary consumer)
$\uparrow$
Primary carnivore (trophic level-III or secondary consumer)
$\uparrow$
Herbivore (trophic level-II or primary consumer)
$\uparrow$
Producers (trophic level-I)
Standard 12
Biology
