সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন
Which one is the most abundant gas in the air?
Which one is the most abundant gas in the air?
- ক. Oxygen
- খ. Nitrogen
- গ. Carbon dioxide
- ঘ. Methane
সঠিক উত্তরঃ Nitrogen
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International Sports and Games