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25 questions
Husk is separated from heavier seeds of grain
Winnowing
Hand picking
Sieving
None of the above
Grains from stalk is separated by
Winnowing
Threshing
Sieving
Hand picking
Sieving is used when the component of mixture have different sizes.
True
False
Separation of sugar from tea can be done with filtration.
True
False
_____________ process is used to separate pebbles and stones from sand at construction sites
Which method is used to separate pebbles and stones from sand
Handpicking
Winnowing
Seiving
Any of these
Handpicking can be used only when quantity of impurities is not very large.
True
False
Filtration is a method to separate the components of
Solution
Mixture of a liquid and an insoluble substance
Both (a) and (b)
Pure substance
Thereshing is done by
Beating
Bullocks
Machines
All of these
Heavier and lighter components of a mixture can be separated by winnowing.
True
False
We can remove small stones from pulses before cooking by __________________
What is the below picture depict
Evaporation and condensation
Filtration and Evaporation
Decantation and condensation
None of these
Water and milk are mixed in a glass. This mixture can be separated by filtration
True
False
Process of conversion of water vapours into liquid is called
Condensation
Decantation
Sedimentation
Evaporation
Sieving is used when the component of mixture have different sizes.
True
False
The process of separating a liquid from solid sediment is called_________________
When milk, cooled after boiling, is poured onto a piece of cloth the cream (malai) is left behind on it. This process of separating cream from milk is an example of ______________
Butter is separated from milk by
Sedimentation
Decantation
Churning
Evaporation
method is used to separate stones from grains.
Sand from water is separated by
Sieving
Evaporation
Filtration
Sedimentation and Decantation
Husk from wheat can be separated by ___________________
The method of separating seeds of paddy from its stalks is called ______________
Yes
No
Take 3 glasses of water. Add two teaspoon sugar in first glass, four tea spoon sugar in second glass, six tea spoon sugar in third glass. Which one is most saturated:
First glass
Second glass.
Third glass
can you separate oil which is already mixed with water
Yes
No
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