जॉइन Examsbookउत्तर : 4. "Methane"
What is the main component of biogas and natural gas?5
प्र: What is the main component of biogas and natural gas?
- 1Carbon dioxidefalse
- 2Butanefalse
- 3Hydrogen Sulphidefalse
- 4Methanetrue
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उत्तर : 4. "Methane"
व्याख्या :
Answer: D) Methane Explanation: Methane is the main component of biogas and natural gas.