Questions

[1 Marks Each] Blanks

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23 questions · timed · auto-graded

Question 11 Mark
Fill in the blanks with appropriate words:
Sugarcane juice is a mixture of ______ water and many other substances.
Answer
Sugarcane juice is a mixture of sugar water and many other substances.
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Question 21 Mark
The two liquids that do not mix with each other can be separated by $..........$
Answer
The two liquids that do not mix with each other can be separated by decantation.
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Question 31 Mark
The method by which impurities and bran can be removed from the flour is $..........$
Answer
The method by which impurities and bran can be removed from the flour is sieving.
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Question 41 Mark
The technique that separates a liquid from insoluble solid by carefully pouring off the liquid is called $..........$
Answer
The technique that separates a liquid from insoluble solid by carefully pouring off the liquid is called Decantation.
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Question 51 Mark
Fill in the blanks with appropriate words:
Butter is a component of $.........$
Answer
Butter is a component of butter milk.
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Question 61 Mark
Fill in the blanks with appropriate words:
Separation of components is done to obtain a $.........$ substance.
Answer
Separation of components is done to obtain a pure substance.
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Question 71 Mark
The method in which stalks are beaten to free the grain seeds is called $.........$
Answer
The method in which stalks are beaten to free the grain seeds is called threshing.
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Question 81 Mark
When heavier component of a mixture settles after water is added to it, it is called $.........$
Answer
When heavier component of a mixture settles after water is added to it, it is called sedimentation.
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Question 91 Mark
Fill in the blanks with appropriate words:
Compounds have $.........$ melting points.
Answer
Compounds have fixed melting points.
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Question 101 Mark
When no more salt can be dissolved in the amount of water taken, the solution is said to be $.........$
Answer
When no more salt can be dissolved in the amount of water taken, the solution is said to be Saturated.
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Question 111 Mark
To separate dust and soil particles from rice, water is added. Then the vessel is tilted to pour out the dirty water. This is an example of $.........$
Answer
To separate dust and soil particles from rice, water is added. Then the vessel is tilted to pour out the dirty water. This is an example of Sedimentation.
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Question 121 Mark
Fill in the blanks with appropriate words:Components retain their properties in a $.........$
Answer
Components retain their properties in a mixture.
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Question 131 Mark
Fill in the blanks with appropriate words:
Fine sand can be separated from larger particles by $.........$
Answer
Fine sand can be separated from larger particles by sieving.
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Question 141 Mark
Fill in the blanks with appropriate words:
Milk has a $.........$ boiling point.
Answer
Milk has a variable boiling point.
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Question 151 Mark
Fill in the blanks with appropriate words:
$.........$ is used to separate husk from wheat.
Answer
Winnowing is used to separate husk from wheat.
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Question 161 Mark
Fill in the blanks with appropriate words:
Mixture may be solid, liquid or $.........$
Answer
Mixture may be solid, liquid or gas.
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Question 171 Mark
Water drops condensed under a plate that has been used to cover a vessel containing milk that has just been boiled. This is due to $.........$
Answer
Water drops condensed under a plate that has been used to cover a vessel containing milk that has just been boiled. This is due to condensation.
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Question 181 Mark
Fill in the blanks with appropriate words:
Peanuts are separated from a mixture of wheat and peanut by $.........$
Answer
Peanuts are separated from a mixture of wheat and peanut by handpicking.
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Question 201 Mark
Oil and water from their mixture can be separated by $.........$ and $.........$
Answer
Oil and water from their mixture can be separated by sedimentation and decantation.
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Question 211 Mark
Fill in the blanks with appropriate words:
Boiling point of pure water is $.........$ than that of impure water.
Answer
Boiling point of pure water is less $(x)$ than that of impure water.
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Question 231 Mark
Grapes can be separated from the mixture of nuts and grapes by $.........$
Answer
Grapes can be separated from the mixture of nuts and grapes by Handpicking.
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