The pollution due to oxides of sulphur gets enhanced due to the presence of : 
a. particulate matter 
b. ozone 
c. hydrocarbons 
d. hydrogen peroxide 
Choose the most appropriate answer from the options given below: 
1.  a, c, d only 
2. a, d only 
3. a , b, d only 
4. b, c, d only 
Subtopic:  Air Pollution - Ozone |
Level 3: 35%-60%
NEET - 2022
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The compound responsible for the depletion of the ozone layer in the upper strata of the atmosphere is:

1. Ferrocene

2. Fullerenes

3. Freons

4. Polyhalogens

Subtopic:  Air Pollution - Ozone |
 85%
Level 1: 80%+
AIPMT - 2004
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