General Science Permanent hardness of water can be removed by adding Washing Soda Chlorine Potassium Permanganate Bleaching Powder Washing Soda Chlorine Potassium Permanganate Bleaching Powder ANSWER DOWNLOAD EXAMIANS APP
General Science Carbon, diamond and graphite are together called Isotopes Isomorphs Isomers Allotrope Isotopes Isomorphs Isomers Allotrope ANSWER DOWNLOAD EXAMIANS APP
General Science Which layer protects earth from harmful rays of the Sun? Ionosphere Troposphere Ozone layer Magnetosphere Ionosphere Troposphere Ozone layer Magnetosphere ANSWER DOWNLOAD EXAMIANS APP
General Science The property of a substance to absorb moisture from the air on exposure is called Desiccation Deliquescence Efflorescence Osmosis Desiccation Deliquescence Efflorescence Osmosis ANSWER DOWNLOAD EXAMIANS APP
General Science Potassium Permanganate is used for purifying drinking water, because It is a reducing agent None of the listed here It is an oxidising agent. It is a sterilising agent. It is a reducing agent None of the listed here It is an oxidising agent. It is a sterilising agent. ANSWER DOWNLOAD EXAMIANS APP
General Science Potassium nitrate is used in Medicine Fertilizer Glass Salt Medicine Fertilizer Glass Salt ANSWER DOWNLOAD EXAMIANS APP
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