21. Which of the following statement is correct about separating mixture through a D. evaporation filter?
A. The liquid passes through sieve but the solid particles are left behind
B. Insoluble substances from a liquid can be separated by using a filter.
C. The liquid cannot passed in a filter.
D. All of the above
22. What is the process by which water is separated by heating?
A decantation
B. evaporation
C.filtration
D. sieving
23. What is the best technique in separating mixture of metals from other junk?
A. aided by magnets
B. evaporation
C.filtration
D. Sieving
24. How can you separate the liquid portion from iced coffee?
A through sieving
B. through evaporation
C.Filtration
D. through melting
25. How will you separate metal shards from a sandy floor?
A. through picking
B. through magnet
C. Through decantation
D. through filtration
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Answer:
21. A. The liquid passes through sieve but the solidparticles are left behind.
22.B.Evaporation
23.A. Aided by magnets
24.C. Filtration
25.B.through magnet