| 1 |
By 2020 concentration of carbon dioxide had risen p to. |
- A. 40%
- B. 45%
- C. 48%
- D. 50%
|
| 2 |
Gradual increase in overall tempereature of earth is called. |
- A. Green house
- B. Global warming
- C. Flood
- D. Rain
|
| 3 |
-------- is abot using fewer resources. |
- A. Reduce
- B. Reuse
- C. Recycle
- D. None of these
|
| 4 |
Ozone layer is rapidly depleting due to |
- A. Rain
- B. Flood
- C. Human Activities
- D. None
|
| 5 |
Inernatioal conference on climate change was held in Copenhagen in. |
- A. 2005
- B. 2007
- C. 2008
- D. 2009
|
| 6 |
Long term study atmosphere conditionis called. |
- A. Weather
- B. Green house
- C. Globla warming
- D. Climate
|
| 7 |
The gas responsible for rise in the Earth's emperature. |
- A. Hydrogen
- B. Carbon di oxide
- C. Sulphur di oxide
- D. Nitric Oxide
|
| 8 |
Gas filtes the ultraviolet rays |
- A. Carbo di oxide
- B. Oxygen
- C. Nitrogen
- D. Ozone
|
| 9 |
Hydrogen chloro fluoro carbons is a. |
- A. Liquid
- B. Gas
- C. Sold
- D. Power plant
|
| 10 |
In 2009 , aninternational conference about global climate chagne was held in. |
- A. Seoul
- B. London
- C. Copenhagen
- D. Tokyo
|
