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Worksheets6th cdf 11/12
Total questions: 10
Worksheet time: 5mins
Many substances around us contain only one type of constituent particles, molecules and compounds are called
pure substances
Impure substances
Heterogeneous substances
solutions
The unwanted particles present in a substance is called as
Pure substances
Impurities
Both 1&2
Solution
The substances which contain more than one component mixed in any ratio are called
mixtures
Pure substance
Both 1 & 2
None of the above
Air is a examples for
Pure substance
compound
mixture
all the above
The mixtures in which particles of the substances present can not be seen are called
hetrogeneous mixtures
homogeneous mixtures
Insoluble
All the above
mixture in which particles of the substance present can be seen easily are called
Heterogeneous mixtures
Homogeneous mixtures
soluble solution
all the above
water in oil , dust in air are the examples for
Homogeneous solution
Hetrogeneous solution
pure solution
all the above
air , cool drinks , sugar water are examples for
homogeneous mixture
hetrogeneous mixture
Insoluble solutions
All the above
____ method is used for separating small particles of dirt , stone , husk etc. from the grains of wheat ,rice ,pulses etc .
Hand picking
decantation
magnetic separation
filtration
Separation of salt from sea water by using which methode
magnetic separation
decantation
filtration
evaporation
