Which gas do plants absorb for photosynthesis? 👤 By The Quiz Wire Editorial Team 🌐 Source Biology Knowledge Base ✅ Fact Checked 📊 Difficulty Easy 📅 Last Updated 01 Dec 2025 A. Oxygen B. Nitrogen C. Methane D. Carbon Dioxide Check Answer 💡 Explanation: Plants take in Carbon Dioxide (CO2) from the air to produce energy. 📚 Topics: Biology Science 🎯 Exams: CSS GEN NTS PMS