Class 6 Science - Chapter Separation of Substances NCERT Solutions | Fill up the blanks (a) The method of se
Fill up the blanks
(a) The method of separating seeds of paddy from its stalks is called ___________.
(b) 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 ___________.
(c) Salt is obtained from seawater by the process of ___________.
(d) Impurities settled at the bottom when muddy water was kept overnight in a bucket. The clear water was then poured off from the top. The process of separation used in this example is called ___________.
(a) Threshing
Threshing is the method of separation which is used to separate the grains from the stalk of the plant. In this method, stalks are beaten on the hard surface like drum or it can also be done by machines.
(b) Filtration
Filtration is the method of separation which is used to separate pure solution from the impure ones or from the larger particles.
(c) Evaporation
It is the process in which water evaporates from the sea water or we can say water converts into vapours.
(d) Decantation
Decantation is the method of separating two immiscible components from each other.
More Questions From Class 6 Science - Chapter Separation of Substances
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True or false?
(a) A mixture of milk and water can be separated by filtration.
(b) A mixture of powdered salt and sugar can be separated by the process of winnowing. (c) Separation of sugar from tea can be done with filtration.
(d) Grain and husk can be separated with the process of decantation. - Q:-
Is it possible to separate sugar mixed with wheat flour? If yes, how will you do it?
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Lemonade is prepared by mixing lemon juice and sugar in water. You wish to add ice to cool it. Should you add ice to the lemonade before or after dissolving
sugar? In which case would it be possible to dissolve more sugar? - Q:-
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What is winnowing? Where is it used?
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Why do we need to separate different components of a mixture? Give two examples.
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Fill in the blanks:
(a) Joints of the bones help in the ——————— of the body.
(b) A combination of bones and cartilages forms the _______ of the body.
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(d) The contraction of the _____________ pulls the bones during movement. - Q:-
What is a habitat?
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Fill up the blanks
(a) The presence of specific features, which enable a plant or an animal to live in a particular habitat, is called .
(b) The habitats of the plants and animals that live on land are called habitat.
(c) The habitats of plants and animals that live in water are called habitat.
(d) Soil, water and air are the ———— factors of a habitat.
(e) Changes in our surroundings that make us respond to them, are called . - Q:-
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Column I Column II
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shows very slow movement
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