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What is being form due to entry of harmf...

What is being form due to entry of harmful chemical in food chain?

A

Bioequilibrium

B

Eutrophication

C

Biological magnification

D

Biological regulation

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Biological magnification
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KUMAR PRAKASHAN-OUR ENVIRONMENT-OBJECTIVE QUESTIONS AND ANSWERS (Choose the correct option from those given below each question:)
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  2. Ecosystem is an interacting system made up of... a.organisms and thei...

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  3. What is being form due to entry of harmful chemical in food chain?

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  4. What is formed by interdependent organisms to each other for their nut...

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  5. In food chain. organisms which synthesise carbohydrates by the convers...

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  6. In the food chain comprising of a frog. snake. grass. grasshopper. whi...

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  7. An ecosystem has producers. herbivores and carnivores but without whic...

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  8. Which trophic level has highest energy in an ecosystem? a.Producers ...

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  9. Which trophic level, lowest energy available in an ecosystem? a.Produ...

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  10. Which of the following is wrong statement ? a. All green plants and b...

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  11. What is the role of decomposers in an ecosystem?

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  12. Which of the following constitute a food chain ?

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  13. Which of the following are environment friendly practices?

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  14. When frog uses grasshopper as food, then energy flow occurs from ... ...

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  15. Statement X:Decomposers satisfy their energy requirement directly from...

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  16. Statement X: Reduction in number of prey altimately results in reducti...

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  17. Usually green plants are at first level in an ecosystem because... a....

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  18. Which is the correct statement regarding food chain ? a.All consumers...

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  19. Which organism is more affected by biological magnification problem ar...

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  20. Which of the following groups have only non- biodegradable components?...

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