| 1 |
The cause fo light pollution is |
- A. Industrial noise
- B. Transport noise
- C. Artificial light
- D. Loud music
|
| 2 |
It is result of water pollution that leads to death of aquatic life. |
- A. Eutrophication
- B. Toxicity
- C. Mercury
- D. Sulphur
|
| 3 |
Made up of different gases. |
- A. Lithosphere
- B. Hydrosphere
- C. Atmosphere
- D. Biosphere
|
| 4 |
Climate change agreement was signed is. |
- A. Lahore, Pakistan
- B. New York, America
- C. Paris, France
- D. None of these
|
| 5 |
Green house effect keeps the terrestial temperature suitale for life at. |
- A. 10 oC
- B. 15 oC
- C. 20 oC
- D. 25 oC
|
| 6 |
Which of the following is a partof natural environment. |
- A. Buildings
- B. Transpot
- C. Atmosphere
- D. Roads
|
| 7 |
The unwanted change is physical or chemicla composition of water is refrred to as. |
- A. Air pollution
- B. Land pollution
- C. Water pollution
- D. Noise pollution
|
| 8 |
Light has a direct alerting effect and can affect. |
- A. Learning
- B. Productivity
- C. Memory consolidation
- D. All of these
|
| 9 |
Glaciers are melting due to |
- A. Soil pollution
- B. Water pollution
- C. Global warming
- D. Noise pollution
|
| 10 |
This pollutant can lead to excess level of acid in lakes and streams, and damages trees and soil |
- A. Carbon di oxide
- B. Methane
- C. Sulphur
- D. Nitrogen
|
