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(a) "Improvements in our lifestyle have ...

(a) "Improvements in our lifestyle have resulted in greater amounts of waste generation". Give two examples to support the given statement. Suggest one change that we can incorporate in our lifestyle in order to reduce non-biodegradable waste.
(b) The following organisms form a food chain. Write the food chain.
Insect, Hawk, Grass, Snake, Frog
Which of these will have highest concentration of non-biodegradable chemicals?
Name the phenomenon.

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