HomeGeneral KnowledgeWhich of the following is the best indicator of SO2 pollution. 44. Which of the following is the best indicator of SO2 pollution.By Admin / September 19, 2025 A. bryophyte B. pteridophyte C. lichen D. algae ✅ The correct answer is option C. Lichens are the best indicator of environmental pollution mainly SO2.
1. In which field is the Dhanwantri Award given? Leave a Comment / Awards and Honours MCQs, General Knowledge / By Admin
2. Which of the following awards was conferred on Mrs. Kiran Bedi? Leave a Comment / Awards and Honours MCQs, General Knowledge / By Admin