Chemistry The lightest gas which is non-inflammable is Oxygen Nitrogen Hydrogen Helium Oxygen Nitrogen Hydrogen Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Domestic cooking gas consists mostly of Hydrogen and acetylene Methane and ethane Ethylene and carbon monoxide Liquified butane and isobutane Hydrogen and acetylene Methane and ethane Ethylene and carbon monoxide Liquified butane and isobutane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Philosopher’s wool is chemically Calcium oxide Zinc oxide Magnesium oxide Aluminium oxide Calcium oxide Zinc oxide Magnesium oxide Aluminium oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Concentration of a material which is lethal to 50% animal is called NOAEL ADI LC50 LD50 NOAEL ADI LC50 LD50 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pyrethrin used in mosquito coil is obtained from A fungus A seed plant An insect A bacterium A fungus A seed plant An insect A bacterium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not present in RNA Ribose Phosphate Thymine Uracil Ribose Phosphate Thymine Uracil ANSWER DOWNLOAD EXAMIANS APP