সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন
On burning charcoal which of the following gases is produced?
On burning charcoal which of the following gases is produced?
- ক. nitrous oxide
- খ. hydrogen
- গ. carbon dioxide
- ঘ. oxygen
সঠিক উত্তরঃ carbon dioxide
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- Which one of the following contributes largely to the green-house gas effect?
- Which of the following is a renewable source of energy?
- One liter of water is equivalent to how many kilograms?
- Which of the following is not a radio active metrial?
- While functioning what is the temperature level inside a refrigerator?
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Basic Information of Daily Science, Inventions and...