M Mr. Dubey 🎓 Coach ⭐ 103.11K Points 📊 Science Q. Main constituents of biogas are (A) Methane and carbon monoxide (B) Butane and carbon monoxide (C) Methane and carbon dioxide (D) Ethylene and carbon dioxide 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (C) Methane and carbon dioxide You must be Logged in to update hint/solution 💬 Discussion 💬 Comment