How can we remove solids of different sizes? options are winnowing or filtration or sieving or decantation or sedimentation

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Solution

The answer is Sieving.
The process of separating smaller particles from bigger ones by passing them through a sieve is called sieving. Sieving can only be used for separating the mixtures containing components of different sizes.

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Q. Write True (T) or False (F) against the following statements in the given brackets:
1. Supernatant is the liquid found above the sediment. ( )
2. A pure substance has a fixed specific gravity. ( )
3. Threshing is following by winnowing. ( )
4. The process of winnowing is used to remove pebbles form grains. ( )
5. Sugar can be separated from sugar solution by decantation. ( )

Question 13

State whether the following statements are true or false.

(a) A mixture of oil and water can be separated by filtration.
(b) Water can be separated from salt by evaporation.
(c) A mixture of wheat grains and wheat flour can be separated by sieving.
(d) A mixture of iron filings and rice flour can be separated by magnet.
(e) A mixture of wheat grains and rice flakes can be separated by winnowing.
(f) A mixture of tea leaves and milk can be separated by decantation.

Q. Grains or seeds are separated form the stalk by
(a) hand-picking
(b) winnowing
(c) sieving
(d) threshing

What is the use of sedimentation and decantation and filtration because still after this processes germs are there in water, can we directly do distillation for insoluble impurities instead of these processes

Q. 44. Consider the following statements –
1. The process that is used to separate grain from stalks is winnowing.
2.Filtration is used to separate heavier and lighter components of a mixture by wind or by blowing air.
3. Tea leaves are separated from prepared tea by decantation process.
Which of the above statement(s) is/are incorrect?

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How can we remove solids of different sizes? options are winnowing or filtration or sieving or decantation or sedimentation

The answer is Sieving. The process of separating smaller particles from bigger ones by passing them through a sieve is called sieving. Sieving can only be used for separating the mixtures containing components of different sizes.

The answer is Sieving.
The process of separating smaller particles from bigger ones by passing them through a sieve is called sieving. Sieving can only be used for separating the mixtures containing components of different sizes.