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Which trophic level, lowest energy avail...

Which trophic level, lowest energy available in an ecosystem? a.Producer b.Herbivores c.Carnivores d.Decomposers

A

Producer

B

Herbivores

C

Carnivores

D

Decomposers

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Carnivores
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Find correct sequence for food chain I. Producers rarr decomposers rarr herbivores II. Producers rarr herbivores rarr herbivores rarr carnivores III. Decomposers rarr producers rarr herbivores IV. Producers rarr herbivores rarr decomposers rarr carnivores rarr omnivores

Level of energy decreases as one goes to upper trophic level in an ecosystem.

A successful forest conservation strategy should involve... a.protection of animals at the highest trophic level. b.protection of only consumers. c.to stop all the products available from forests. d.comprehensive programme to protect all the physical and biological components.

Statement X:Decomposers satisfy their energy requirement directly from producers. Statement Y : The amount of available energy in an ecosystem depends on the rate of photosynthesis carried out by the producers. Which option is correct for statements X and Y? a. X and Y both correct b.X and Y both incorrect. c.X correct and Y incorrect. d.X incorrect and Y correct.

KUMAR PRAKASHAN-OUR ENVIRONMENT-OBJECTIVE QUESTIONS AND ANSWERS (Choose the correct option from those given below each question:)
  1. What is being form due to entry of harmful chemical in food chain?

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

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

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

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

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

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

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

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

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  10. Which of the following constitute a food chain ?

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  11. Which of the following are environment friendly practices?

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

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

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

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

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

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

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

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  19. By whom the number of organisms are limited at trophic level of food c...

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  20. In which category does the human beings fall in an ecosystem?

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