Class 6 Science Chapter 9: Methods of Separation in Everyday Life — practice questions with answers
Free practice for Class 6 Science, Chapter 9: Methods of Separation in Everyday Life. Try the solved questions below, then take a free test with instant marking and explanations.
32 questions12 easy, 15 medium, 5 hardNCERT · CBSE · State boards
Sample questions with solutions
Q1. When two or more substances are mixed together, we get a ______.
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Answer: mixture
Why: The chapter calls two or more substances mixed together, like small stones in grains, a mixture. [p.164]
Why: The chapter calls two or more substances mixed together, like small stones in grains, a mixture. [p.164]
Q2. Picking out small stones and husk from rice by hand is called ______.
- handpicking
- threshing
- winnowing
- sieving
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Answer: A. handpicking
Why: Separating by picking with the hand, based on size, colour and shape, is handpicking. [p.164]
Why: Separating by picking with the hand, based on size, colour and shape, is handpicking. [p.164]
Q3. Farmers beat harvested wheat stalks on a wooden log. What is this process called?
- Threshing
- Winnowing
- Churning
- Decantation
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Answer: A. Threshing
Why: Beating stalks to separate grains from them is threshing. [p.164]
Why: Beating stalks to separate grains from them is threshing. [p.164]
Q4. A farmer on a raised platform moves a soop of threshed grain in the wind. What is this method?
- Winnowing
- Sieving
- Handpicking
- Filtration
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Answer: A. Winnowing
Why: Separating heavier and lighter components by wind or blowing air is winnowing, done with a soop (bamboo tray). [p.165–166]
Why: Separating heavier and lighter components by wind or blowing air is winnowing, done with a soop (bamboo tray). [p.165–166]
Q5. Why does Mami sieve the wheat flour before making puri?
- To remove bran and small stones
- To dissolve the flour
- To make it wet
- To remove the salt
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Answer: A. To remove bran and small stones
Why: Fine flour passes through the sieve while bigger particles like bran and small stones stay on it. [p.166–167]
Why: Fine flour passes through the sieve while bigger particles like bran and small stones stay on it. [p.166–167]
Q6. Sieving is used when the components of a solid–solid mixture have different ______.
- sizes
- colours
- smells
- temperatures
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Answer: A. sizes
Why: Sieving works when the components have different sizes; the holes must be the right size. [p.167]
Why: Sieving works when the components have different sizes; the holes must be the right size. [p.167]
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Frequently asked questions
How many practice questions are there for Class 6 Science Chapter 9: Methods of Separation in Everyday Life?
32 questions (12 easy, 15 medium, 5 hard). A few are solved on this page; the free test shows the answer and explanation for every question after you submit.
Is this chapter from the NCERT book?
Yes — it follows the NCERT Class 6 Science syllabus, used by CBSE and many state boards.