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- 1. Multiple Choice
Choose the incorrect statement from the following:
Separation helps in removing impurities
Separation leads to complexities
Separation of grain from stalk can be done only manually
Sand will get dissolved in water
- 2. Multiple Choice
Choose a method of separation for the mixture bought by Aryan
Sieving
Handpicking
Threshing
Filtration
- 3. Multiple Choice
Ramaira wants to make low fat Lassi, which method shall she use for separating the fat?
Filtration
Sedimentation
Decantation
Churning
- 4. Multiple Choice
We can separate salt from water using filtration?
True
False
- 5. Multiple Choice
Choose the mixtures which cannot be separated by filtration
Cornflakes in milk
Sugar in Milk
Chocolate syrup in milk
Tea leaves from water
- 6. Multiple Choice
Identify this machine
Harvester
Combine
Tractor
Leveller
- 7. Multiple Choice
Which method is used to separate pebbles and stones from sand?
Threshing
Winnowing
Sieving
Filtration
- 8. Multiple Choice
Which of the following can be separated by winnowing?
Kidney beans in chick pea
Pulse and rice
Rice flakes and corn
Biscuit and Cornflakes
- 9. Multiple Choice
Property which forms the basis of sieving
Difference in colour
Difference in weight
Difference in shape
Difference in Size
- 10. Multiple Choice
Identify the separation technique
Threshing
Winnowing
Sieving
Handpicking
- 11. Multiple Choice
Which method can be used to separate ghee from the residue?
Evaporation
Decantation
Filtration
Handpicking
- 12. Multiple Choice
Which method of separation can you observe in the picture?
Decantation
Evaporation
Sedimentation
Sieving
- 13. Multiple Choice
In absence of a strainer, which technique can be used to separate tea from tea leaves?
Threshing
Winnowing
Sedimentation-Decantation
Handpicking
- 14. Multiple Choice
you want to dissolve sugar in water, for preparing lemonade. will you add ice before or after adding sugar?
Sugar will be added before ice
Ice will be added before sugar
Sugar will not be dissolved in water
Ice will change the flavour
- 15. Multiple Choice
Sugar can be separated from water using which of the following techniques?
Sedimentation
Handpicking
Evaporation
Churning
- 16. Fill in the Blank
A solution is known as _________________ when no more substance can be dissolved in it.
- 17. Multiple Choice
Mixture of of salt, sand, oil and water is given ,which of these sequence can be used to separate salt
Decantation -> Filtration -> Evaporation
Filtration -> Evaporation -> Condensation
Filtration -> boiling ->Decantation
Decantation -> Evaporation -> Handpicking
- 18. Fill in the Blank
Butter can be separated from milk by the process of _____________________
- 19. Multiple Choice
Which of the following mixtures can be separated using evaporation?
Salt and water
Tea leaves and water
Oil and water
Copper Sulphate and water
- 20. Fill in the Blank
The process of conversion of water vapour to water is known as ___________________
- 21. Multiple Choice
Abeer was trying to recover water from salt and water solution, which of the following techniques shall he use?
Evaporation
Distillation
Sieving
Handpicking
- 22. Multiple Choice
Oila and water can be separated from each other using which of the following techniques?
Sieving
Filtration
Sedimentation-decantation
Winnowing
- 23. Multiple Choice
Iron particles can be separated from the mixture by:
Magnet
Sedimentation
Evaporation
Decantation
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