Lichens indicate SO2 pollution because they

Top Contributors

All Categories

• Agriculture mcqs (0)
• Computer mcqs (1,155)
• Current Affairs (2)
• English (2,088)
• Everyday Science mcqs (1,820)
• Forestry mcqs (995)
• Geography mcqs (272)
• Islamic Studies mcqs (901)
• Maths (65)
• Past Papers MCQs (8,571)
• Pedagogy mcqs (0)

Quantitative Reasoning (Maths)

• No categories

Verbal Reasoning (English)

• No categories

Past Papers

• Biology mcqs (1,615)
• Chemistry mcqs (1,159)
• General Knowledge mcqs (2,987)
• Pak Studies (987)
• Physics mcqs (868)

Practice Papers

• No categories