প্রশ্ন ও উত্তর
The surface of the earth is mainly covered with--
সাধারণ বিজ্ঞান Basic Information of Daily Science, Inventions and... 07 Oct, 2020
প্রশ্ন The surface of the earth is mainly covered with--
সঠিক উত্তর
oceans
প্রশ্ন The surface of the earth is mainly covered with--
মন্তব্য
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