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Whyshould we do rotation of crops?...

Whyshould we do rotation of crops?

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To prevent or controlling of pests.
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VGS PUBLICATION-BRILLIANT-OUR ENVIRONMENT-OUR CONCERN-PREPARATION QUESTIONS FOR THE EXAMINATION PURPOSE
  1. What percent of energy loss can be observed at each tropic level?

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  2. What happens if we remove primary consumers from a given food chain?

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  3. Whyshould we do rotation of crops?

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  4. "The ratio between energy flows at different tropic levels among the f...

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  5. In which country minimata disease was first discovered?

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  6. Name the fresh water lake of A.P which ws severely polluted due to hum...

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  7. Between october and march how many birds visit kolleru every year?

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  8. Who started "Operation Kolleru"?

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  9. What is the main objective of "operation Kolleru" ?

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  10. Suggest one alternative method in place of pesticides to protect crops...

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  11. By taking two plants of your surroundings as examples, explain how the...

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  12. What happens if decomposers are removed from the foodweb?

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  13. Observe the following gives below. Draw the pyramid of numbers. Gras...

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  14. We can't expect the world without sparrows. So how should be our conce...

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  15. Identify one food chain from your surroundings. Name the producers and...

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  16. Identify one food chain from your surroundings. Name the producers and...

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  17. Human being is modifying agriculture lands and lakes into residential ...

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  18. The figure given below represents a food pyramid. Study it and answer ...

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  19. "We can't imagine the world without insects and birds. " Suggest two m...

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  20. Write any two slogans to promote awareness among the people about Ecof...

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