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Q.
In the following there is no difference:
ManipalManipal 2003
Solution:
Top carnivore (Trophic level IV or tertiary consumer) $ \uparrow $ Herbivores (Trophic level II or Primary consumer) $ \uparrow $ Herbivores (Trophic level II or Primary consumer) $ \uparrow $ Producers (Trophic level I).