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Environmental Science

Environmental Science
A river with high BOD value is

highly polluted
highly productive
none of these
highly clean

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Environmental Science
Mobile combustion accounts

10-20% of air pollution
40-50% of air pollution
5-10 % of air pollution
50-60 % of air pollution

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Environmental Science
Plants adapted to open, sunny habitats are

Heliophytes
Mesophytes
Epiphytes
Sciophytes

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Environmental Science
Thickness of plastic cover permissible to use

100 Microns
50 Microns
20 Microns
10 Microns

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Environmental Science
National Maritime Day of India is celebrated on ______________

43926
44120
43973
43911

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Environmental Science
Melanornia (skin cancer) is associated with

acid rain
ozone depletion
ozone accumulation
allergens

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MORE MCQ ON Environmental Science

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