Advertisements
Advertisements
प्रश्न
Match the following :
| Column A | Column B |
| (a) Global warming | 1. Hydrated ferric oxide |
| (b) Acid rain | 2. Manganese dioxide |
| (c) Rust | 3. Carbon dioxide |
| (d) Catalyst | 4. Methane |
| (e) Photosynthesis | 5. Nitrogen Dioxide |
Advertisements
उत्तर
| Column A | Column B |
| (a) Global warming | 4. Methane |
| (b) Acid rain | 5. Nitrogen Dioxide |
| (c) Rust | 1. Hydrated ferric oxide |
| (d) Catalyst | 2. Manganese dioxide |
| (e) Photosynthesis | 3. Carbon dioxide |
APPEARS IN
संबंधित प्रश्न
Discuss harmful effects of greenhouse effect.
Name two air pollutants which cause global warming.
Tick (√) the correct alternative from the choice given for the following statement.
Air pollution is due to the
Tick (√) the correct alternative from the choice given for the following statement.
Respiration
Tick (√) the correct alternative from the choice given for the following statement.
Which of the following is not a greenhouse gas?
Tick (√) the correct alternative from the choice given for the following statement.
The substance which accelerates the speed of a reaction without itself undergoing any change is called
What will happen if the amount of water vapour in the air increases.
State the meaning of the term atmosphere.
Explain the term ‘air pollution’, with reference to air quality. State the sources of a few main pollutants.
Air has variable composition and hence there is ______ oxygen at lower altitudes than at higher altitudes.
