Ozone depletion in stratosphere resulte in Increased incnence of skin cancer, Jet aeroplane releases pollutants in air called Aerosoals

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Free Online Mock Biology Multiple Choice Test on Environment Pollution

Sub Category : Environment Pollution	Test : 4	Time Left :
1.SO2 pollution is indicated by
(1) Deschampsia (Grasses) (2) Sphagnum (mosses) (3) Usnea (Lichens) (4) Cucurbita (Climbers)
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2.Ozone depletion in stratosphere results in
(1) Forest fire (2) Increased incnence of skin cancer (3) Global warming (4) All the above
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3.Highest DDT deposition shall occur in
(1) Phytoplankton (2) Sea gull (3) Crab (4) Eel.
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4.Jet aeroplane releases pollutants in air called?
(1) Smog (2) Photo-chemical oxnants (3) Aerosoals (4) Fly ash.
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5.Most atmospheric pollutants do not rise above?
(1) 6000 m (2) 600 m (3) 60 km (4) 60,000 m.

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Free Online Mock Biology Multiple Choice Test on Environment Pollution