MCQ
Productivity contributed by oceans is ______ but area covered is comparatively _______.
- A$High, less$
- ✓$Low, more$
- C$10\;\%, 71\;\%$
- D$50\;\%, 71\;\%$
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$(III)$ Penicillin is discovered by $...C...$
$(IV)$ LAB checks disease causing microbes in $...d...$ $a$ to $d$ in the above statements refers to