Class 6 Science Chapter 5: Separation of Substances Worksheet
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Multiple Choice Question
Husk is separated from heavier seeds of grain
b. Hand picking
d. None of the above
Which of the following properties can affect dissolution of sugar in water?
a. Quantity of Sugar
c. Type of water
d. Amount of sugar dissolved
Which technique is used to purify dirty water?
Four mixtures are given below
(i) Kidney beans and chick peas
(ii) Pulses and rice
(iii) Rice flakes and corn
(iv) Potato wafers and biscuits
Which of these can be separated by the method of winnowing?
(a) (i) and (ii)
(b) (ii) and (iii)
(c) (i) and (iii)
(d) (iii) and (iv)
A solution is said to be _______ if it cannot dissolve more of the substance in it.
Statement A: A mixture of cement and pebbles can be separated by using the sieve with small pores
Statement B: A sieve with small pores will allow only small cement particles to pass through and will hold back the pebbles
a. Statement A is true only
b. Statement B is true only
c. Both are false
d. Both are true
A mixture of salt, sand, oil and water is given ,which of these sequence can be used to separate salt
a. Decantation -> Filtration -> Evaporation
b. Filtration -> Evaporation -> Condensation
c. Filtration -> boiling ->Decantation
d. None of the above Answers
a. Evaporation and condensation
b. Filtration and Evaporation
c. Decantation and condensation
d. None of these
Which of these is false
a. A mixture of oil and water can be separated by filtration
b. A mixture of iron filings and rice flour can be separated by magnet
c. Flour mixed with wheat grains can be separated using Sieving
d. A mixture of sand and water be separated using sedimentation and Decantation
3 What is the method used to separate cream from milk?
4. Separating funnel is used for separation two miscible liquid. True of false?