Chemistry Commercial Vaseline is derived from Coal tar Plant gums Wool wax Petroleum Coal tar Plant gums Wool wax Petroleum ANSWER DOWNLOAD EXAMIANS APP
Chemistry The increasing abundance of green house gases in atmosphere has led to the following effect except Carbon dioxide ferilization effect Depletion of ozone layer in the stratosphere Oxygen fertilization effect Global warming Carbon dioxide ferilization effect Depletion of ozone layer in the stratosphere Oxygen fertilization effect Global warming ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following fuels causes minimum environmental pollution? Hydrogen Coal Kerosene Diesel Hydrogen Coal Kerosene Diesel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Air shows the property of Both A and B None of these N2 O2 Both A and B None of these N2 O2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water cycle refers to Constant movement of water from ocean to land and back to ocean once again Scientific management of water in areas excessively plagued with water-logging Water distribution in relatively dry areas An integrated attempt to recycle water in relatively arid regions Constant movement of water from ocean to land and back to ocean once again Scientific management of water in areas excessively plagued with water-logging Water distribution in relatively dry areas An integrated attempt to recycle water in relatively arid regions ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal ion present in Vitamin B12 is Iron Nickel Zinc Cobalt Iron Nickel Zinc Cobalt ANSWER DOWNLOAD EXAMIANS APP
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