Chemistry The apparatus used to test acidity of aqueous solution is Hygrometer Acidmeter Ammeter PH meter Hygrometer Acidmeter Ammeter PH meter ANSWER DOWNLOAD EXAMIANS APP
Chemistry In upper layer of atmosphere ozone is formed by The action of ultraviolet rays on oxygen Subjecting oxygen to high pressure The combination of oxygen molecules The action of nitrogen on oxygen in atmosphere The action of ultraviolet rays on oxygen Subjecting oxygen to high pressure The combination of oxygen molecules The action of nitrogen on oxygen in atmosphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of ozone in the stratosphere is responsible for Higher rate of photosynthesis Checking the penetration of ultra-violet rays to the earth Supplying oxygen for people travelling in jets Increasing the average global temperature in recent years Higher rate of photosynthesis Checking the penetration of ultra-violet rays to the earth Supplying oxygen for people travelling in jets Increasing the average global temperature in recent years ANSWER DOWNLOAD EXAMIANS APP
Chemistry An emulsion is a colloid of a Gas in a solid Gas in a liquid Liquid in a liquid Liquid in a gas Gas in a solid Gas in a liquid Liquid in a liquid Liquid in a gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry An emulsifier is an agent which Accelerates the dispersion Stabilises an emulsion Homogenises an emulsion Aids the flocculation of an emulsion Accelerates the dispersion Stabilises an emulsion Homogenises an emulsion Aids the flocculation of an emulsion ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a man-made source of air pollution ? Bacterial action in soil and swamp areas Forest fire Automobile exhaust All of these Bacterial action in soil and swamp areas Forest fire Automobile exhaust All of these ANSWER DOWNLOAD EXAMIANS APP
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