| 1 |
___________ is used in refrigerator. |
- A. CFL
- B. CBC
- C. Chloroflourocarbon
- D. BFC
|
| 2 |
The main cause of water pollution. |
- A. Smoke of industries
- B. Smoke of cars
- C. Industrial water
- D. Solid waste
|
| 3 |
Which of the following disease is caused by air pollution. |
- A. Lungs cancer
- B. Chlorea
- C. Diarrhea
- D. Stomach pain
|
| 4 |
Which one of these in non-biodegradable |
- A. Feathers
- B. Paper
- C. Leaves of plants
- D. Polythene bag
|
| 5 |
The germs whihc cause typhoid. |
- A. Fertilizer
- B. Sewerage water
- C. Factories substances
- D. Insecticides
|
| 6 |
Which on eof the following acts cause most of the air pollution? |
- A. Collecting rubber
- B. Buming rubber
- C. Reusing rubber
- D. Recycling rubber
|
| 7 |
The substances cause pollution are called. |
- A. Pollutants
- B. analysts
- C. Creator
- D. Consumers
|
| 8 |
The germs present in it cause typhoid. |
- A. Sewerage water
- B. Fertilizers
- C. Factory waste
- D. Insecticides
|
| 9 |
All living organisms needs of. |
- A. Food
- B. Water
- C. Oxygen
- D. Allof these
|
| 10 |
Land pollution is caused by |
- A. Fertilizer
- B. Chemical
- C. Plastic bags
- D. All of these
|