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Environmental Science

Environmental Science
Commonly used radioactive isotopes in scientific research

14 C
125 I
all of these
32 P

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Environmental Science
Conservation within the natural habitat is

insitu conservation
invivo conservation
exsitu conservation
exvivo conservation

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Environmental Science
Harnessing of nuclear energy often causes ________ pollution

Air
Noise
Water
Thermal

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Environmental Science
Water used for paper mills should not contain

magnesium
chlorine
sodium
iron

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Environmental Science
Disease aggravated by air pollution is

bronchitis
cholera
haemophilia
rheumatism

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Environmental Science
The most important human activity, leading to the extinction of wildlife, is

Alternation and destruction of the natural habitats
Hunting for valuable wildlife products
Introduction of alien species
Pollution of wildlife, is

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