Answer available
Class 9 · Chemistry · Atmospheric Pollution
What is photochemical smog and how is it formed?
3 marksMediumShort answer
ICSE question bank
Every question in the vault, filterable by class, subject, chapter, topic, year, marks, difficulty, type and source. The filters live in the URL, so any view you build can be shared.
8 questions
- Answer available
Class 9 · Chemistry · Atmospheric Pollution
What causes the depletion of the ozone layer and why does it matter?
3 marksMediumShort answer
- Answer available
Class 9 · Chemistry · Atmospheric Pollution
Suggest three ways in which air pollution from vehicles can be reduced.
3 marksMediumApplication based
- Answer available
Class 9 · Chemistry · Atmospheric Pollution
Name three gases that pollute the air, their sources and one harmful effect of each.
3 marksMediumShort answer
- Answer available
Class 9 · Chemistry · Atmospheric Pollution
What is the greenhouse effect? Name two greenhouse gases and state one consequence of an enhanced effect.
3 marksMediumShort answer
- Answer available
Class 9 · Chemistry · Atmospheric Pollution
What is acid rain, how is it caused and state two of its effects.
3 marksMediumShort answer
- Answer available
Class 9 · Chemistry · Atmospheric Pollution
State two harmful effects of acid rain.
2 marksEasyShort answer
- Answer available
Class 9 · Chemistry · Atmospheric Pollution
The gas mainly responsible for the greenhouse effect is:
1 markEasyMCQ