Chemistry The number of hydrogen bonds between guanine and cytosine in DNA is 3 1 4 2 3 1 4 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Solder metal is an alloy of Copper and tin Copper and zinc Lead and antimony Lead and tin Copper and tin Copper and zinc Lead and antimony Lead and tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry If lime water is kept in the air, it turns milky due to presence of : Nitrogen Oxygen Carbondioxide Sulphurdioxide Nitrogen Oxygen Carbondioxide Sulphurdioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is used in gas balloons instead of hydrogen gas because it is Non-combustible Lighter than hydrogen More abundant than hydrogen More stable Non-combustible Lighter than hydrogen More abundant than hydrogen More stable ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is not an anasthetic agent in surgical operations? Acetone Nitrous oxide Chloroform Ether Acetone Nitrous oxide Chloroform Ether ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following vegetable oils is used in the manufacture of paints? Cottonseed oil Sunflower oil Palm oil Linseed oil Cottonseed oil Sunflower oil Palm oil Linseed oil ANSWER DOWNLOAD EXAMIANS APP