give one for this -accumulation of chemicals at the excessive throphic levels in a food chain
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consider the various trophic levels of the ecosystem around you is as given below-
1. primary consumers (herbivores) ex.grasshopper, squirrel, elephant,etc.
2. secondary consumers (carnivores) ex.frog,owl,fox,etc.
3. Apex or top consumers (carnivores) ex. tiger, lion ,etc.
4. Omnivores (mixed consumers) ex.humans, bears,etc.
1. primary consumers (herbivores) ex.grasshopper, squirrel, elephant,etc.
2. secondary consumers (carnivores) ex.frog,owl,fox,etc.
3. Apex or top consumers (carnivores) ex. tiger, lion ,etc.
4. Omnivores (mixed consumers) ex.humans, bears,etc.
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