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Thre following is not a reason imbalance...

Thre following is not a reason imbalance inecosystem.

A

Deforestation

B

Same crop harvest

C

Crop rotation

D

Constructing dams

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BEYOND PUBLICATION-OUR ENVIRONMENT-EXERCISE
  1. Consider the followin. It would be better to reduce the reproductive ...

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  2. Find out the consequence that occur due to destruction of grassoppers ...

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  3. Indiscriminate use of pesticides is a cause for 1) Killing of harmfu...

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  4. You observed fish in the industrial areas .Some of the followig heavy ...

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  5. Who is correct? Srinu: Elements are made up of atoms. Mohan: Atoms...

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  6. The correct way for facilitating shelter for growing population.

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  7. Thre following is not a reason imbalance inecosystem.

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  8. The correct statement for insecticide

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  9. Sujatha asked to cut grass and green plants to keep the surroundings c...

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  10. Consider the following Aphids are small in size but their number is mo...

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  11. Jahnavi's opinion is "Environmental movement needs mob of people and ...

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  12. Write about the four 'R's that can save environment.

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  13. Why most of the food chains consist of four steps?

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  14. Consider the following Carnivores are on the top of pyramid of number....

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  15. For tree and grassland ecosystems Pyramid of biomass is

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  16. What happened in Kolleru lake due to over alkalinity and mud formation...

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  17. Observe the following a and b statements : The less energy will be ava...

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  18. Observe the a and b statements. Photosynthesis is an essentioa proces...

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  19. Grass, grasshopper, frog, snake, eagle- find out the correct flow char...

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  20. Find out the pyramid with right position of the organisms.

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