what are trophic levels
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Answer: Trophic Levels : The various steps in a food chain at which the transfer of food (or energy) takes place are called trophic levels. Example : A food chain operating in a grassland is given below : Grass → Insects → Frog → Birds.
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each of several hierarchical levels in an ecosystem, consisting of organisms sharing the same function in the food chain and the same nutritional relationship to the primary sources of energy.
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