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Environmental Science

Environmental Science
The first tropic level refers to

all animals
all green plants
sunlight
all herbivores

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Environmental Science
The most abundant gas in the stratosphere is:

Oxygen (O2)
Chlorofluorocarbons (CFCs)
Ozone (O3)
Carbon dioxide (CO2)
Nitrogen (N2)

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Environmental Science
Organisms which are predominantly found living on, in or near bed sediments of rivers or lakes are known as

neuston
benthic
planktonic
nektonic

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Environmental Science
Which one of the following ecosystem type has the highest annual net primary productivity?

Temperate deciduous forest
Tropical deciduous forest
Tropical rain forest
Temperate evergreen forest

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Environmental Science
The word Tsunami is derived from two Japanese words

Tsu(big) and nami(flow)
None of these
Tsu(harbour) and nami(wave)
Tsu(big wave) and nami(wave)

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Environmental Science
Commonly used radioactive isotopes in scientific research

all of these
32 P
125 I
14 C

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MORE MCQ ON Environmental Science

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