| 1 |
It is result of water pollution that leads to death of aquatic life. |
- A. Eutrophication
- B. Toxicity
- C. Mercury
- D. Sulphur
|
| 2 |
It is a protective gaseous envelop around the Earth. |
- A. Green house effect
- B. Atmosphere
- C. Ozone layer
- D. Oxygen
|
| 3 |
When the volume and speed of high pitched sounds create a disturbance for our hearing abilities, it is termed as. |
- A. Land pollution
- B. Air pollution
- C. Noise pollution
- D. Water pollution
|
| 4 |
It is a part of humna environment. |
- A. Air
- B. Water
- C. Roads
- D. Soil
|
| 5 |
Made up of different gases. |
- A. Lithosphere
- B. Hydrosphere
- C. Atmosphere
- D. Biosphere
|
| 6 |
Noise pollution causes. |
- A. Lungs problem
- B. Hapatitis
- C. Weakness of eyesight
- D. High blood pressure
|
| 7 |
Nutrients overloads in aquatic ecosystem can cause. |
- A. Death of aquatic life
- B. Algal blooms
- C. Toxicity
- D. Eutrophication
|
| 8 |
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
|
| 9 |
Green house effect keeps the terrestial temperature suitale for life at. |
- A. 10 oC
- B. 15 oC
- C. 20 oC
- D. 25 oC
|
| 10 |
The malfunction of air conditioners cause to escape into the atmosphere. |
- A. Nitrogen
- B. Sulphur
- C. Carbon di oxide
- D. Chlorofluorocarbons
|
