| 1 |
-------- is abot using fewer resources. |
- A. Reduce
- B. Reuse
- C. Recycle
- D. None of these
|
| 2 |
The water cycle begins with |
- A. Evaporation
- B. Condensation
- C. Transpiration
- D. Infiltration
|
| 3 |
Sowing more than two crops at the same time is called. |
- A. Mono culture
- B. Polyculture
- C. Intercropping
- D. None of these
|
| 4 |
The river is estimated to carry 20% of all the fresh water found on the Earth. |
- A. Indus
- B. Nile
- C. Tigris
- D. Amazon
|
| 5 |
Water purification methods are. |
|
| 6 |
Most extreme heat wave is recorded in |
- A. July 2021
- B. June 2021
- C. May 2021
- D. April 2021
|
| 7 |
Gradual increase in overall tempereature of earth is called. |
- A. Green house
- B. Global warming
- C. Flood
- D. Rain
|
| 8 |
Example fo green house gas. |
- A. Helium
- B. Hydrogen
- C. Carbon di oxide
- D. Nitrogen
|
| 9 |
Growing a single crop in a large area is called. |
- A. Monoculture
- B. Interocopping
- C. Polyculture
- D. None of these
|
| 10 |
The gas responsible for rise in the Earth's emperature. |
- A. Hydrogen
- B. Carbon di oxide
- C. Sulphur di oxide
- D. Nitric Oxide
|
