Mixtures
The gases in the air can be separated by process of
distillation
evaporation
fractional distillation
decomposition
fractional distillation
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Perfume industry obtains fragrant oil from plants using techniqueA. reverse osmosis
B. distillation
C. filtration
D. heating
The point at which solid substance changes into liquid state, is called
A. melting point
B. boiling point
C. power point
D. complex point
Mineral water is mixture of many
A. minerals
B. metals
C. gases
D. compounds
Petroleum, gasoline, kerosene, diesel and paraffin wax are yielded to fractional distillation of
A. mustard oil
B. sunflower oil
C. crude oil
D. almond oil
Saline solution is mixture of
A. water
B. salt
C. gases
D. both a and b
Boiling point is a point at which liquid turns in to
A. solid
B. gas
C. molten shape
D. vapours
The ‘technique’ which is used in water treatment plants, is
A. distillation
B. filtration
C. evaporation
D. fractional distillation
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