প্রশ্ন ও উত্তর
Quinine is obtained from the bark of which tree?
সাধারণ বিজ্ঞান Basic Information of Daily Science, Inventions and... 07 Oct, 2020
প্রশ্ন Quinine is obtained from the bark of which tree?
সঠিক উত্তর
Cinchona
প্রশ্ন Quinine is obtained from the bark of which tree?
মন্তব্য
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