MCQ questions for class 6 Science Chapter 5 Separation of Substances
Question 1: Which method is commonly used to separate salt from water?
Evaporation
Filtration
Decantation
Distillation
Question 2: What is the term for the process of separating insoluble solid particles from a liquid using a filter?
Evaporation
Filtration
Decantation
Distillation
Question 3: Which method is suitable for separating a mixture of two or more liquids with different boiling points?
Evaporation
Filtration
Decantation
Distillation
Question 4: What is the term for the process of settling down of heavier particles in a liquid?
Evaporation
Filtration
Decantation
Distillation
Question 5: Which method is commonly used to separate a mixture of chalk and water?
Evaporation
Filtration
Decantation
Distillation
Question 6: What is the term for the process of converting a liquid into vapor and then condensing it back to liquid?
Evaporation
Filtration
Decantation
Distillation
Question 7: Which method is suitable for separating a mixture of sand and water?
Evaporation
Filtration
Decantation
Distillation
Question 8: What is the term for the process of removing water from a substance by heating?
Evaporation
Filtration
Decantation
Distillation
Question 9: Which method is commonly used to separate a mixture of ink and water?
Evaporation
Filtration
Decantation
Distillation
Question 10: What is the term for the process of separating lighter particles from heavier particles in a liquid by pouring off the liquid?
Evaporation
Filtration
Decantation
Distillation
Question 11: Which method is suitable for separating a mixture of oil and water?
Evaporation
Filtration
Decantation
Distillation
Question 12: What is the term for the process of heating a liquid to form vapor and then cooling the vapor to get back the liquid?
Evaporation
Filtration
Decantation
Distillation
Question 13: Which method is commonly used to separate a mixture of salt and water?
Evaporation
Filtration
Decantation
Distillation
Question 14: What is the term for the process of separating a mixture by allowing the heavier components to settle and then pouring off the liquid?
Evaporation
Filtration
Decantation
Distillation
Question 15: Which method is suitable for separating a mixture of salt and sand?
Evaporation
Filtration
Decantation
Distillation
Question 16: What is the term for the process of converting a gas into a liquid?
Evaporation
Filtration
Condensation
Distillation
Question 17: Which method is commonly used to separate a mixture of tea leaves and water?
Evaporation
Filtration
Decantation
Distillation
Question 18: What is the term for the process of separating components of a mixture based on their boiling points?
Evaporation
Filtration
Decantation
Distillation
Question 19: Which method is suitable for separating a mixture of iron filings and sulfur?
Evaporation
Filtration
Decantation
Magnetic separation
Question 20: What is the term for the process of converting a liquid into vapor?
Evaporation
Filtration
Condensation
Distillation
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