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Environmental Science

Environmental Science
________ is the degradation of land in arid, semi-arid and dry sub-humid areas.

Desertification
Ecosystem
Vegetation
Land fertility

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Environmental Science
The pyramid of biomass is inverted in

forest ecosystem
grassland ecosystem
fresh water ecosystem
tundra

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Environmental Science
What is "temporary threshold shift"?

Tolerable noise
Hearing loss due to excessive noise
inaudible noise
Noise that is untolerable

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Environmental Science
At middle latitudes, the base of an altostratus or altocumulus cloud would generally be found between:

6,500 and 23,000 feet
200 and 6,500 feet
23,000 and 43,000 feet
Above 43,000 feet

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Environmental Science
Drinking of fluoride containing water results :

methaemoglobinema
fluorosis
chlorosis
minemata

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Environmental Science
Germ Layer includes

endoderm
mesoderm layer
ectoderm, mesoderm, endoderm
ectoderm

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MORE MCQ ON Environmental Science

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