Chemistry Which type of fire extinguisher is used for petroleum fire ? Powder type Foam type None of these Soda acid type Powder type Foam type None of these Soda acid type ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical(s) most commonly used for cloud seeding or ‘artificial rainmaking’ is/are All listed here Sodium Chloride Silver Iodide Dry ice or frozen carbon dioxide All listed here Sodium Chloride Silver Iodide Dry ice or frozen carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a nutrient like fertilizer is present in large quantities in a water bodies, plants grow and decay in large numbers because of suffocating of pond that does not leave enough oxygen needed to support life. This type of pollution is called None of these Smog Green house effect Eutrophication None of these Smog Green house effect Eutrophication ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'laughing gas' is Nitrous oxide Nitrogen dioxide Nitrogen pentoxide Nitric oxide Nitrous oxide Nitrogen dioxide Nitrogen pentoxide Nitric oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Extensively used nitrogenous fertilizer is Nitro-lime Ammonium nitrate Urea Ammonium sulphate Nitro-lime Ammonium nitrate Urea Ammonium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galena is a mineral of Calcium Iron Lead Gold Calcium Iron Lead Gold ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS