সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
Which one of the following gases is predominant in the atmosphere?
Which one of the following gases is predominant in the atmosphere?
- ক. Carbon Di-oxide
- খ. Oxygen
- গ. Argon
- ঘ. Nitrogen
সঠিক উত্তরঃ Nitrogen
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- One of the following metals, which one pollutes the air of a busy city?
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Basic Information of Daily Science, Inventions and...