Chemistry Pyrethrin used in mosquito coil is obtained from A bacterium An insect A fungus A seed plant A bacterium An insect A fungus A seed plant ANSWER DOWNLOAD EXAMIANS APP
Chemistry When quick lime is added to water Heat is absorbed Temperature decreases No heat change takes place Heat is liberated Heat is absorbed Temperature decreases No heat change takes place Heat is liberated ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused due to emission of which of the following in to the atmosphere ? Oxides of nitrogen and sulphur Ozone and carbon dioxide Carbon monoxide and nitrogen Carbon dioxide and carbon monoxide Oxides of nitrogen and sulphur Ozone and carbon dioxide Carbon monoxide and nitrogen Carbon dioxide and carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sour milk contains Acetic acid Citric acid Lactic acid Tartaric acid Acetic acid Citric acid Lactic acid Tartaric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry ________ is a by product of sewage treatment and can be decomposed to produce biogas Sludge Sewage Sewer Scum Sludge Sewage Sewer Scum ANSWER DOWNLOAD EXAMIANS APP
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