| 1 |
Toxic gases enters the atmosphere due to. |
- A. Noise pollution
- B. Water pollution
- C. Use of chemicla fertilizers
- D. Deforestation
|
| 2 |
Which of the following is a partof natural environment. |
- A. Buildings
- B. Transpot
- C. Atmosphere
- D. Roads
|
| 3 |
The cause fo light pollution is |
- A. Industrial noise
- B. Transport noise
- C. Artificial light
- D. Loud music
|
| 4 |
Noise pollution causes. |
- A. Lungs problem
- B. Hapatitis
- C. Weakness of eyesight
- D. High blood pressure
|
| 5 |
The excessive or poor use of artificial outdoor light is termed as. |
- A. Noise pollution
- B. Light Pollution
- C. Air pollution
- D. Water pollution
|
| 6 |
Ozone layer is depleting due to |
- A. Water pollution
- B. Soil pollution
- C. Air pollution
- D. Noise pollution
|
| 7 |
Nutrients overloads in aquatic ecosystem can cause. |
- A. Death of aquatic life
- B. Algal blooms
- C. Toxicity
- D. Eutrophication
|
| 8 |
It is a protective gaseous envelop around the Earth. |
- A. Green house effect
- B. Atmosphere
- C. Ozone layer
- D. Oxygen
|
| 9 |
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
|
| 10 |
Green house effect keeps the terrestial temperature suitale for life at. |
- A. 10 oC
- B. 15 oC
- C. 20 oC
- D. 25 oC
|
