| 1 |
Ozone layer is rapidly depleting due to |
Rain
Flood
Human Activities
None
|
| 2 |
Ultraiolet rays cause cancer in people. |
Liver
Eye
Kidney
Skin
|
| 3 |
Gas filtes the ultraviolet rays |
Carbo di oxide
Oxygen
Nitrogen
Ozone
|
| 4 |
The main reason of climate change is. |
Green effect
Floods
Drought
Rain
|
| 5 |
By 2020 concentration of carbon dioxide had risen p to. |
40%
45%
48%
50%
|
| 6 |
Primary cause of green house effectis. |
Fossil fuel burning
Floods
Drought
Eartquake
|
| 7 |
The exampel of green house gases is. |
Carbon di oxide
Methane
Water vapours
All of these
|
| 8 |
Long term study atmosphere conditionis called. |
Weather
Green house
Globla warming
Climate
|
| 9 |
Short term study of atmosphereic condition is called. |
Climate
Weather
Global warming
Green house
|
| 10 |
In 2009 , aninternational conference about global climate chagne was held in. |
Seoul
London
Copenhagen
Tokyo
|
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