Chemicla weathering especially found in Tropics, Ozone depletion potential is zero of HFC-134a

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Free Online Mock Biology Multiple Choice Test on Organism and Environment

Sub Category : Organism and Environment	Test : 11	Time Left :
1.Chemical weathering is especially found in......
(1) Tropics (2) Alpines (3) Temperatures (4) None
1 2 3 4
2. Water that goes down the earth due to gravitation takes away many mineral salts is known as
(1) Sedimentation (2) Leaching (3) Flocculation (4) None
1 2 3 4
3.Increased level in .......levels indicated higher level of automobile pollution
(1) NO2 (2) SO2 (3) CO2 (4) CO
1 2 3 4
4.Depletion of ozone layer is due to.......exhaust from supersonic aircrafts?
(1) NO2 (2) Nitric Oxide (3) Hydrogen fluorides (4) CO
1 2 3 4
5.Ozone depletion potential is zero of?
(1) HCFC-123 (2) CFC-11 (3) HFC-134a (4) CFCs

1 2 3 4
	2 3 4 5

Free Online Mock Biology Multiple Choice Test on Organism and Environment