Q. Which of the following one of the following is an indicator of air pollution

  • (A) Bryophytes
  • (B) Algae
  • (C) Cycas
  • (D) Lichens
✅ Correct Answer: (D) Lichens

Published by Ram Sharma ⭐ 193.88K Points at 08-Apr-2022 08:53 pm in Biology

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