MCQ
Land mass occupied by forests is about.
- A$60\%$
- B$30\%$
- ✓$22\%$
- D$11\%$
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$(I)$ Ethanol is produced by $...a...$
$(II)$ Large scale production of beverages inindustries is done in very large vesselscalled $ ...b...$
$(III)$ Penicillin is discovered by $...C...$
$(IV)$ LAB checks disease causing microbes in $...d...$ $a$ to $d$ in the above statements refers to
Statement $I:$Autoimmune disorder is a condition where body defense mechanism recognizes its own cells as foreign bodies.
Statement $II:$Rheumatoid arthritis is a condition where body does not attack self cells.
In the light of the above statements, choose the most appropriate answer from the options given below: