Class 6 Separation Of Substances CBSE Questions & Answers

Class 6 · Separation Of Substances

This is Science Class 6 Separation of Substances CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Iron particles are separated from rags by
  • A
    Tissue paper
  • B
    Decant
  • C
    Magnet
    Correct
  • D
    Sieve
2
Changing of liquid into solid is called
  • A
    Melting
  • B
    Mixing
  • C
    Freezing
    Correct
  • D
    Heating
3
Two miscible liquids can be separated by
  • A
    Filtration
  • B
    Distillation
    Correct
  • C
    Sedimentation
  • D
    Magnetic separation
4
Mustard oil can be separated from oil by
  • A
    Elimination
  • B
    Sedimentation
  • C
    Decantation
    Correct
  • D
    Centrifugation
5
Rice is separated from common salt by
  • A
    Sedimentation
  • B
    Filtration
    Correct
  • C
    Crystallization
  • D
    Purification
6
liquids which mix with each other and form and do not form separate layers are called
  • A
    Immiscible liquids
  • B
    Saturated solution
  • C
    Miscible liquids
    Correct
  • D
    Unsaturated solution
7
Petrol, kerosene and other petroleum products are separated by
  • A
    Condensation
  • B
    Decantation
  • C
    Simple distillation
  • D
    Fractional distillation
    Correct
8
Mud in water can be separated by
  • A
    Sedimentation
    Correct
  • B
    Filtration
  • C
    Evaporation
  • D
    Crystallization
9
Centrifugation process is used to separate
  • A
    Cream from milk
    Correct
  • B
    All of these
  • C
    Chalk from water
  • D
    Salt from sea water
10
A solution in which no more solute can be dissolved is called
  • A
    Super saturated solution
  • B
    Unsaturated solution
  • C
    Saturated solution
    Correct
  • D
    Miscible solution
11
Conversion of water vapour into water is called
  • A
    Decantation
  • B
    Evaporation
  • C
    Sedimentation
  • D
    Condensation
    Correct
12
Removal of grain from stalk is called
  • A
    Ploughing
  • B
    Threshing
    Correct
  • C
    Seedling
  • D
    Harvesting
13
A solution in which more solute can be dissolved at same temperature is called
  • A
    Unsaturated solution
    Correct
  • B
    Adulterated solution
  • C
    Impure solution
  • D
    Super saturated solution
14
Those liquids which do not mix with each other and form separate layers are called
  • A
    Unsaturated solution
  • B
    Saturated solution
  • C
    Immiscible liquids
    Correct
  • D
    Miscible liquids
15
The substance in which solute is dissolved to prepare solution is called
  • A
    Water
  • B
    Solute
  • C
    Solvent
    Correct
  • D
    Solution