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Environmental Science

Environmental Science
The supersonic jets cause pollution by the thinning of

CO2 layer
O2 layer
O3 layer
SO2 layer

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Environmental Science
The abiotic and biotic components constitute the structure of an

Ecosystem
energy flow
environment
atmosphere

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Environmental Science
The study of food chains and food webs is observed in the phenomenon known as

biological chain
ecosystem
energy flow
biological magnification

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Environmental Science
The most abundant gas in the stratosphere is:

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

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Environmental Science
The complex network of interconnected food chains is called ___________

Food web
Trophic level
Ecological pyramid
Ecology chain

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Environmental Science
Blue whale is placed under

Endangered
Critically endangered
Rare
Extinct

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MORE MCQ ON Environmental Science

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