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Environmental Science

Environmental Science
Which of the following region has maximum diversity?

temperate rainforest
taiga
coral reefs
mangrooves

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Environmental Science
The earth's first atmosphere was composed primarily of:

Carbon dioxide and water vapor
Oxygen and water vapor
Hydrogen and helium
Argon and nitrogen

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Environmental Science
The Residential and Commercial wastes mainly consist of:

Food wastes
Card board
Packaging materials
None of these

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Environmental Science
Global warming is caused by

CH4
GHGs
NO2
CFCs

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Environmental Science
What is lentic habitat ?

None
Standing or still water habitat
Running water habitat
Marine habitat

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Environmental Science
Freshwater protozoans react to a/an __________ environment by removing water through _______

hypotonic, turgor pressure
hypotonic, a contractile vacuole
hypertonic, a contractile vacuole
isotonic, a contractile vacuole

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