Environmental science UE Past Papers Questions.


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(1872) Question Category: Short answers

What is the meaning of

  1. municipal solid wastes?
  2. hazardous wastes

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(1873) Question Category: Short answers

Who/what generates municipal solid wastes and hazardous wastes?

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(1874) Question Category: Short answers

Explain the methods for management and disposal of municipal solid wastes and hazardous wastes.

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(2001) Question Category: Short answers

briefly explain why municipal sewage sludge is unfit to be used as a fertilizer although it is rich in both micro and macro plant nutrients.

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(3575) Question Category: Mathematical Calculation

Suppose you are required to decide which of the two Freons, CFC-113 and CFC-123, is to be used as the only refrigerant in Tanzania. Make a rational decision based on scientific reasons for your choice as well as for refuting the other Freon.

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