Environmentalhard · Past Paper
Ground-level ozone is often called 'bad ozone' because:
AIt is unstable
BIt is a greenhouse gas and a respiratory irritant
CIt is found in the stratosphere
DIt is blue in color
✓ Correct Answer: B — It is a greenhouse gas and a respiratory irritant
Unlike stratospheric ozone, ground-level ozone is toxic to humans and damages plants.
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