NCERT Class 6 Science Chapter 3 – Separation of Substances: MCQs

Rbse Class 6 Science Chapter 3 – Separation of Substances: MCQs

Rbse Class 6 Science Chapter 3 – Separation of Substances: MCQs, titled “Separation of Substances”, focuses on methods and techniques used to separate different components from mixtures. This chapter helps students understand why it is important to separate substances in our daily life and introduces various methods like handpicking, sieving, filtration, evaporation, and more.

Here, we have compiled 20 multiple-choice questions (MCQs) that cover important concepts from this chapter, both in English and Hindi. These questions are designed to help you practice and strengthen your understanding of the separation techniques discussed in the chapter.

20 MCQs on Separation of Substances – Class 6 Science

MCQs in English

  1. Which of the following is used to separate stones from rice?
    a) Sieving
    b) Handpicking
    c) Filtration
    d) Evaporation
    Answer: b) Handpicking
  2. Which method is used to separate solid particles from a liquid?
    a) Sieving
    b) Filtration
    c) Evaporation
    d) Condensation
    Answer: b) Filtration
  3. What is the process used to separate salt from seawater?
    a) Filtration
    b) Evaporation
    c) Sieving
    d) Handpicking
    Answer: b) Evaporation
  4. What method is used to separate a mixture of water and oil?
    a) Filtration
    b) Decantation
    c) Handpicking
    d) Sieving
    Answer: b) Decantation
  5. Which of the following methods is used to separate a mixture of different sizes of particles?
    a) Filtration
    b) Sieving
    c) Decantation
    d) Evaporation
    Answer: b) Sieving
  6. Which of the following is used to separate a magnetic substance from a non-magnetic substance?
    a) Filtration
    b) Sieving
    c) Magnet
    d) Evaporation
    Answer: c) Magnet
  7. Which method is used to separate the insoluble impurities from water?
    a) Handpicking
    b) Filtration
    c) Sieving
    d) Evaporation
    Answer: b) Filtration
  8. Which substance can be separated by the process of evaporation?
    a) Sand and water
    b) Sugar and water
    c) Salt and water
    d) Oil and water
    Answer: c) Salt and water
  9. What is the best method to separate a mixture of salt and sand?
    a) Filtration
    b) Handpicking
    c) Sieving
    d) Dissolution in water and filtration
    Answer: d) Dissolution in water and filtration
  10. What is used to separate two immiscible liquids like water and oil?
    a) Filtration
    b) Separating funnel
    c) Evaporation
    d) Sieving
    Answer: b) Separating funnel
  11. What is the process of removing water from a wet substance called?
    a) Evaporation
    b) Filtration
    c) Decantation
    d) Sieving
    Answer: a) Evaporation
  12. Which of these methods is used to separate components of a mixture based on their solubility?
    a) Filtration
    b) Decantation
    c) Handpicking
    d) Sieving
    Answer: b) Decantation
  13. Which of the following is an example of a method of separation based on the size of particles?
    a) Handpicking
    b) Sieving
    c) Filtration
    d) Condensation
    Answer: b) Sieving
  14. Which separation technique is used to obtain clean water from muddy water?
    a) Sieving
    b) Filtration
    c) Handpicking
    d) Evaporation
    Answer: b) Filtration
  15. Which technique is used to remove the larger solid particles from a mixture?
    a) Sieving
    b) Filtration
    c) Handpicking
    d) Evaporation
    Answer: a) Sieving
  16. What is the process used to separate the components of a solid-liquid mixture when the liquid is evaporated?
    a) Filtration
    b) Sieving
    c) Handpicking
    d) Evaporation
    Answer: d) Evaporation
  17. Which method is used to separate a mixture of water and alcohol?
    a) Filtration
    b) Evaporation
    c) Distillation
    d) Sieving
    Answer: c) Distillation
  18. What is the separation technique used to remove mud from water?
    a) Sieving
    b) Filtration
    c) Decantation
    d) Handpicking
    Answer: b) Filtration
  19. Which of these materials is best separated using a sieve?
    a) Salt from water
    b) Sand from water
    c) Stones from rice
    d) Oil from water
    Answer: c) Stones from rice
  20. What is the process of separating the solid component from a liquid by heating called?
    a) Filtration
    b) Evaporation
    c) Decantation
    d) Sieving
    Answer: b) Evaporation

MCQs in Hindi

  1. निम्नलिखित में से कौन सा पदार्थ चावल से पत्थरों को अलग करने के लिए उपयोग किया जाता है?
    a) छानना
    b) हाथ से छांटना
    c) फिल्ट्रेशन
    d) वाष्पीकरण
    उत्तर: b) हाथ से छांटना
  2. किस विधि का उपयोग तरल से ठोस कणों को अलग करने के लिए किया जाता है?
    a) छानना
    b) फिल्ट्रेशन
    c) वाष्पीकरण
    d) संघटन
    उत्तर: b) फिल्ट्रेशन
  3. समुद्र के पानी से नमक अलग करने के लिए कौन सी प्रक्रिया का उपयोग किया जाता है?
    a) फिल्ट्रेशन
    b) वाष्पीकरण
    c) छानना
    d) हाथ से छांटना
    उत्तर: b) वाष्पीकरण
  4. पानी और तेल के मिश्रण को अलग करने के लिए कौन सी विधि का उपयोग किया जाता है?
    a) फिल्ट्रेशन
    b) अलग करना
    c) हाथ से छांटना
    d) छानना
    उत्तर: b) अलग करना
  5. किस विधि का उपयोग विभिन्न आकारों के कणों वाले मिश्रण को अलग करने के लिए किया जाता है?
    a) फिल्ट्रेशन
    b) छानना
    c) अलग करना
    d) वाष्पीकरण
    उत्तर: b) छानना
  6. कौन सी विधि का उपयोग चुंबकीय पदार्थ को गैर-चुंबकीय पदार्थ से अलग करने के लिए किया जाता है?
    a) फिल्ट्रेशन
    b) छानना
    c) चुंबक
    d) वाष्पीकरण
    उत्तर: c) चुंबक
  7. पानी से अघुलनशील अशुद्धियों को अलग करने के लिए कौन सी विधि का उपयोग किया जाता है?
    a) हाथ से छांटना
    b) फिल्ट्रेशन
    c) छानना
    d) वाष्पीकरण
    उत्तर: b) फिल्ट्रेशन
  8. वाष्पीकरण द्वारा किस पदार्थ को अलग किया जा सकता है?
    a) रेत और पानी
    b) चीनी और पानी
    c) नमक और पानी
    d) तेल और पानी
    उत्तर: c) नमक और पानी
  9. नमक और बालू के मिश्रण को अलग करने की सबसे अच्छी विधि क्या है?
    a) फिल्ट्रेशन
    b) हाथ से छांटना
    c) छानना
    d) पानी में घोलकर और फिल्ट्रेशन द्वारा
    उत्तर: d) पानी में घोलकर और फिल्ट्रेशन द्वारा
  10. पानी और तेल जैसे दो अविलेय liquids को अलग करने के लिए कौन सी विधि का उपयोग किया जाता है?
    a) फिल्ट्रेशन
    b) अलग करने वाली बाल्टी
    c) वाष्पीकरण
    d) छानना
    उत्तर: b) अलग करने वाली बाल्टी

These MCQs cover various methods of separation taught in Chapter 3. By practicing these questions, students will have a better understanding of the processes and their applications in everyday life.

Last Updated on November 10, 2024 by Aman Singh

Author

  • Aman Singh

    Aman Singh | M.Sc. Mathematics, RRBMU University Alwar

    A seasoned Mathematics Educator with 7 years of dedicated experience in the field of education. Specializing in simplifying complex mathematical concepts, Aman has a proven track record of helping students master advanced topics. Holds an M.Sc. in Mathematics from RRBMU University, Alwar. Passionate about leveraging conceptual clarity and effective teaching methodologies to drive student success and achievement.

    "Transforming mathematical complexity into conceptual clarity."

    For the past 7 years, Aman Singh has been on a mission to redefine math education. Armed with an M.Sc. in Mathematics from RRBMU University Alwar, Aman brings a deep well of knowledge and seven years of classroom insight to every lesson. Specializing in turning student struggle into genuine mastery, Aman believes math isn't just about numbers—it's about building confidence and problem-solving muscle.

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