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प्रश्न
Write “true” or “false” for the following statement
Winnowing is a process to remove small stones from grains.
विकल्प
True
False
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उत्तर
False
Correct Statement: Winnowing is a process to remove the husk from grains.
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संबंधित प्रश्न
What are the characteristic properties of a pure substance? Why do we need them?
Choose the solutions from among the following mixtures :
Soil, Sea-water, Air, Coal, Soda-water
List five characteristics by which compounds can be distinguished form mixtures.
State the main points of difference between homogeneous and heterogeneous mixtures.
Give two examples of the following type of mixture.
gas-gas
Give one example of the following type of mixture.
Solid-liquid homogeneous mixture
Air is a mixture. Justify.
Milk is a ______.
Give an example of each mixture having the following characteristics. Suggest a suitable method to separate the components of this mixture
Two volatile components with appreciable differences in boiling points.
Supernatant denotes the heterogeneous mixture, lying above a solid residue, after crystallization, precipitation, centrifugation, or another process.
