Which gas causes the ‘Greenhouse Effect’?
ANitrogen
BCarbon Dioxide
CArgon
DOxygen
Explanation
• Greenhouse gases trap heat in the atmosphere, warming the planet.
• Carbon dioxide is the most significant contributor to human-induced global warming.
• Other gases include methane and nitrous oxide.
Exam Relevance
- Topic: Competitive Exams
- Subtopic: FPSC/PPSC Past Papers

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