Explain how wheat flour is insoluble in water?
Flour does not dissolve in water. It remains suspended in the water as long as it is agitated. When agitation is ceased, the suspended flour will settle to the bottom of the container.
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Name two gases which are insoluble in water.
Sugar, salt, mustard oil, sand, sawdust, honey, chalk powder, petals of flower, soil, copper sulphate crystals, glucose, wheat flour are some substances given to Paheli. She wants to know whether these substances are soluble in water or not. Help her in identifying soluble and insoluble substances in water.
What is Insoluble?
Why the wheat crop requires less water?
While preparing chapatis, Paheli found that the flour to be used was mixed with wheat grains. Which out of the following is the most suitable method to separate the grains from the flour?ThreshingSievingWinnowingFiltration
What is insoluble and soluble?
Flour Alternatives
Which of The Following Are Water Intensive Crops? (a) Wheat and Rice (b) Wheat and Sugarcane (c) Sugarcane and Rice (d) Wheat and Gram
Is water a transparent material? Explain.
Explain how water extinguishes the fire.
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.
Wheat is cheaper than rice by 25%. By what percent is rice costlier than wheat?
You are provided with the following materials – turmeric, honey, mustard oil, water, glucose, rice flour, groundnut oil.Make any three pairs of substances where one substance is soluble in the other and any three pairs of substances where one substance remains insoluble in the other substances.
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