Chemistry For generation of biogas, the materials commonly used are Aquatic plants Forest residues Animal wastes Crop residues Aquatic plants Forest residues Animal wastes Crop residues ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compounds formed when hydrogen combines with p-block elements are called Molecular hydrides Polynuclear hydrides Ionic hydrides Metallic hydrides Molecular hydrides Polynuclear hydrides Ionic hydrides Metallic hydrides ANSWER DOWNLOAD EXAMIANS APP
Chemistry Wax used for making candle is chemically a mixture of Aliphatic hydrocarbons Aliphatic and aromatic hydrocarbons Cyclic hydrocarbons Aromatic hydrocarbons Aliphatic hydrocarbons Aliphatic and aromatic hydrocarbons Cyclic hydrocarbons Aromatic hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The smog is essentially caused by the presence of O2 and N2 O3 and N2 O2 and O3 Oxides of N and S O2 and N2 O3 and N2 O2 and O3 Oxides of N and S ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element by number in the living system is : Carbon Oxygen Hydrogen Nitrogen Carbon Oxygen Hydrogen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vulcanization of rubber is carried out by adding Phosphorus Carbon Sulphur Ozone Phosphorus Carbon Sulphur Ozone ANSWER DOWNLOAD EXAMIANS APP
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