Chemistry Which one is the simplest form of alkane Methane Propane Butane Decane Methane Propane Butane Decane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pyrethrin used in mosquito coil is obtained from A bacterium A fungus A seed plant An insect A bacterium A fungus A seed plant An insect ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heavy metal pollution of water is caused by: Domestic sewage Wood burning Acid Plants Paints Domestic sewage Wood burning Acid Plants Paints ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical substance present in bones and teeth is Calcium chloride Calcium sulphate Calcium phosphate Calcium borate Calcium chloride Calcium sulphate Calcium phosphate Calcium borate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pH of human blood is between : 6.5-7 44052 4.5-5 7.5-8 6.5-7 44052 4.5-5 7.5-8 ANSWER DOWNLOAD EXAMIANS APP
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