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Environmental Science

Environmental Science
The water management act is complemented by the waste water charges act at

14631
34641
35277
36059

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Environmental Science
When number of food chains is interlocked this is called

pyramid
food chain
food link
food web

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Environmental Science
CFCs are used as

refrigerants
aerosol propellants
All listed here
insulators

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Environmental Science
Natural gas that was formed from ancient prehistoric forests is called

Gobar gas
LPG
petroleum
Fossil fuels

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Environmental Science
The global temperature has risen by about __________ degree celsius, since the peak of last glacialisation.

8
5
7
10

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Environmental Science
Sedimentation is a

Secondary water treatment
Primary water treatment
Final process
Tertiary water treatment

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