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Environmental Science

Environmental Science
When human body is infected by infection __________ type of cells are activated to defend the body.

leukocytes
monocytes
erythrocytes
lymphocytes

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Environmental Science
__________ was developed after World War II.

Solar energy
Thermal power
Wind energy
Nuclear power

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Environmental Science
The horizontal extent of the ozone hole can sometimes exceed the size of the Antarctic continent.

1

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Environmental Science
Ecology deals with the study of:

Reciprocal relationship between living and non living components
Living and non living components
Living beings
Environment

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Environmental Science
Disease aggravated by air pollution is

cholera
bronchitis
haemophilia
rheumatism

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Environmental Science
Oil, coal and natural gas supply approximately __________ % of the energy used in the United States

25
10
81
40

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