Which of the following are most suitable indicators of SO2 pollution in the environment?
Correct answer: C. Lichens
- A. Algae
- B. Fungi
- C. Lichens
- D. Conifers
Explanation
Lichens are very sensitive to SO2 pollution. They are completely destroyed at places where there is SO2 pollution in atmosphere. Therefore, they act as very good indicators of SO 2 pollution.
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