Chemistry Acid rain is caused by the pollution of environment by Carbon dioxide and Nitrogen Carbon monoxide and Carbon dioxide Nitrous oxide and Sulphur dioxide Ozone and Carbon dioxide Carbon dioxide and Nitrogen Carbon monoxide and Carbon dioxide Nitrous oxide and Sulphur dioxide Ozone and Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pyrethrin used in mosquito coil is obtained from A bacterium A fungus An insect A seed plant A bacterium A fungus An insect A seed plant ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sullage water is – Waste water released from kitchen Waste water released from factories Waste water released from toilets Waste water released from hospitals Waste water released from kitchen Waste water released from factories Waste water released from toilets Waste water released from hospitals ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lustre of the metals is because of High density, due to closed packing of atoms High polish Reflection of light due to the presence of free electrons Absorption of light due to the presence of cavities High density, due to closed packing of atoms High polish Reflection of light due to the presence of free electrons Absorption of light due to the presence of cavities ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the purest commercial form of iron ? Steel Stainless steel Wrought iron Pig iron Steel Stainless steel Wrought iron Pig iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a renewable source of energy ? Uranium Geothermal powder Coal Natural gas Uranium Geothermal powder Coal Natural gas ANSWER DOWNLOAD EXAMIANS APP
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