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How can waterlogging affect the growth o...

How can waterlogging affect the growth of crop ?

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ALLEN-ENVIRONMENTAL ISSUE-Question
  1. List two advantages of the use of unleaded petrol in automobiles as fu...

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  2. (a) Write down the name of world most problematic aquatic weed palnt. ...

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  3. How can waterlogging affect the growth of crop ?

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  4. What is eutrophication?

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  5. What is an algal bloom?

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  6. A large quantity of urban sewage is drained to a nearby river. Which a...

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  7. What is Euro II ? What is It's purpose.

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  8. How can we reduce global warming ?

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  9. (i) What is zero -waste procedure in Agriculture Practice ? (ii) In ...

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  10. (a) What are the after effects of the degradation of ozone ? (b) Ho...

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  11. What is chance mutation ? Explain this phenomenon using application o...

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  12. (a) Expand CFC. (b) How does it reduce ozone to oxygen ?

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  13. Explain the different steps involved during primary treatment phase of...

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  14. During secondary treatment of the primary effluent how does the signif...

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  15. Distinguish between the roles of flocks and anaerobic sludge diges...

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  16. Name any two sources of e-Wastes and write two different ways for thei...

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  17. (i ) State the consequence if the electrostatic precipitator of a ther...

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  18. (a) Why are the colourful polysterene and plastic packaging used for p...

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  19. Study the graph given below and answer the questions that follow : ...

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  20. Write critical notes on the following (a) BOD (b) Biological magn...

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