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How to Draw a Food Web: 11 Steps (with Pictures) - wikiHow
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Which is a primary consumer ?(a)Scavenger(b)Saprophyte(c)Carnivore(d)Herbivore
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What is a Food Web? - WorldAtlas
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Ecosystem - Trophic Levels, Food Chains, Interactions | Britannica
Food Web
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Food chain, trophic levels and flow of energy in ecosystem - Online Biology Notes
