Environmental Science

Global Warming
11% of the total forest consists of;
Temperate region
Tropical forest
Sub tropical forest
Tiaga
Author: rikazzz Comment
Global Warming
How much fine particles are smaller?
2.5 micrometer
8 micrometer
1.5 micrometer
4 micrometer
Author: rikazzz Comment
Marine Pollution
The aromatic hydrocarbons are:
Chemical compounds
Inorganic compounds
Unsaturated hydrocarbons
Saturated hydrocarbons
Author: rikazzz Comment
Global Warming
An excessive amount of carbon dioxide acts like a blanket over the surface of:
Earth
Atmosphere
Biosphere
Universe
Author: rikazzz Comment
Global Warming
Stratosphere is the region of the atmosphere; roundabout
10 to 100km altitude
10 to 50km altitude
10 to 70km altitude
10 to 90km altitude
Author: rikazzz Comment
Global Warming
The concentration of Carbon dioxide has increased; from
300 ppm to 370 ppm
280 ppm to 370 ppm
200 ppm to 370 ppm
380 ppm to 370 ppm
Author: rikazzz Comment
Marine Pollution
In sea, the dissovled mercury ions are easily absorbed in;
Plants
Sediments
Animals
Fats
Author: rikazzz Comment
Global Warming
The hydropower is a good source of;
Heat energy
Wind energy
Thermal energy
Physical change
Author: rikazzz Comment
Marine Pollution
There are approximately 75 PCDDs, among them seven are:
Chemical compounds
Inorganic compounds
Non Toxic
All of above
Author: rikazzz Comment
Global Warming
CFCs emission have accounted for 80% of total:
stratospheric ozone depletion
Troposheric Ozone
Black Haze
Pollution
Author: rikazzz Comment

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