Class 6 Science Chapter 6 MCQs – Materials Around Us
Class 6 Science Chapter 6 MCQs for “Materials Around Us” (based on NCERT textbook Curiosity ).
MCQ with Answers for Practice – Chapter 6 – Materials Around Us
This includes All types of MCQs normally asked in school exams, tests, and NCERT exercises.
CLASS 6 SCIENCE – CHAPTER 6: MATERIALS AROUND US – FULL CHAPTER MCQs
1. Any substance used to create an object is called
(a) material
(b) matter
(c) object
(d) substance
Answer: (a) material – A material is the substance used to make objects.
2. Which of the following is an object?
(a) iron
(b) plastic bucket
(c) aluminium
(d) copper
Answer: (b) plastic bucket – A bucket is an object; others are materials.
3. The method of arranging objects into groups is called
(a) sorting
(b) comparison
(c) classification
(d) collection
Answer: (c) classification – Grouping based on similarities is classification.
4. A pen is made up of plastic, metal and ink. This shows
(a) materials can change shape
(b) one object can be made of many materials
(c) materials dissolve
(d) objects are transparent
Answer: (b) one object can be made of many materials.
5. Glass, paper, metal and wood around us are
(a) matter
(b) materials
(c) gases
(d) mixtures
Answer: (b) materials – They are substances used to make objects.
6. A tumbler cannot be made of cloth because cloth
(a) absorbs water
(b) is shiny
(c) is heavy
(d) is expensive
Answer: (a) absorbs water – Cloth cannot hold water.
7. Cooking utensils are not made of paper because paper
(a) is colourful
(b) is soft and burns
(c) is transparent
(d) is heavy
Answer: (b) is soft and burns – Unsuitable for cooking.
8. Different balls are made of different materials because
(a) they must look different
(b) different sports need different bounce
(c) players like it
(d) rules demand colours
Answer: (b) different sports need different bounce.
9. Which ball usually bounces highest?
(a) cricket ball
(b) stone ball
(c) tennis ball
(d) rubber hand ball
Answer: (c) tennis ball – Designed to bounce the highest.
10. Materials with shiny surfaces are called
(a) dull
(b) opaque
(c) lustrous
(d) rough
Answer: (c) lustrous – They shine.
11. One example of a lustrous material is
(a) wood
(b) rubber
(c) copper
(d) chalk
Answer: (c) copper – Metals generally have lustre.
12. Materials that do not shine are called
(a) translucent
(b) non-lustrous
(c) soluble
(d) hard
Answer: (b) non-lustrous – They lack shine.
13. A freshly cut iron rod looks shiny because
(a) dust is present
(b) it is polished
(c) air has not yet reacted with the surface
(d) it is painted
Answer: (c) air has not yet reacted with the surface – Metals lose shine due to oxidation.
14. Soft materials
(a) cannot be scratched
(b) can be compressed or scratched
(c) are transparent
(d) always float
Answer: (b) can be compressed or scratched – This defines softness.
15. Which of these is a soft material?
(a) stone
(b) copper rod
(c) rubber
(d) iron nail
Answer: (c) rubber – It can be compressed easily.
16. A hard material example is
(a) sponge
(b) eraser
(c) stone
(d) cotton
Answer: (c) stone – Difficult to compress or scratch.
17. Materials through which we can clearly see are
(a) opaque
(b) translucent
(c) transparent
(d) hard
Answer: (c) transparent – They allow clear visibility.
18. An example of a transparent material is
(a) butter paper
(b) clear glass
(c) wooden plank
(d) frosted glass
Answer: (b) clear glass – We can see clearly through it.
19. Materials through which we cannot see at all are
(a) opaque
(b) translucent
(c) dissolving
(d) soft
Answer: (a) opaque – No light passes through them.
20. Which of these is opaque?
(a) pure water
(b) air
(c) wooden door
(d) cellophane sheet
Answer: (c) wooden door – Completely blocks light.
21. Materials through which we can see only partially are
(a) transparent
(b) opaque
(c) translucent
(d) shiny
Answer: (c) translucent – They allow blurred visibility.
22. Frosted glass is an example of
(a) opaque
(b) translucent
(c) transparent
(d) dull
Answer: (b) translucent – Allows only partial light.
23. Which of these is translucent?
(a) butter paper
(b) wooden box
(c) clear glass window
(d) stone
Answer: (a) butter paper – Does not allow clear vision.
24. Sugar disappears fully when mixed in water because it is
(a) insoluble
(b) opaque
(c) soluble
(d) rough
Answer: (c) soluble – Sugar dissolves completely.
25. Which material does not dissolve in water?
(a) salt
(b) chalk powder
(c) sugar
(d) glucose
Answer: (b) chalk powder – Chalk is insoluble.
26. A material that dissolves in water is
(a) sand
(b) sawdust
(c) salt
(d) chalk
Answer: (c) salt – Salt dissolves fully in water.
27. A material that remains floating on water is likely
(a) soluble
(b) translucent
(c) insoluble
(d) lustrous
Answer: (c) insoluble – Floating indicates insolubility.
28. Which liquid does not mix with water?
(a) vinegar
(b) honey
(c) mustard oil
(d) lemon juice
Answer: (c) mustard oil – It forms a separate layer.
29. Gases like oxygen dissolve in water and help
(a) stones grow
(b) aquatic organisms breathe
(c) water freeze
(d) water turn brown
Answer: (b) aquatic organisms breathe – Dissolved oxygen supports life.
30. The quantity of matter present in an object is called
(a) volume
(b) shape
(c) mass
(d) density
Answer: (c) mass – Mass tells how much matter is present.
31. The space occupied by matter is called
(a) mass
(b) volume
(c) density
(d) weight
Answer: (b) volume – It measures the space taken.
32. A litre is a unit of
(a) mass
(b) volume
(c) hardness
(d) pressure
Answer: (b) volume – L and mL measure volume.
33. Kilogram (kg) is a unit of
(a) mass
(b) volume
(c) transparency
(d) speed
Answer: (a) mass – Standard SI unit of mass.
34. Which of the following is matter?
(a) air
(b) light
(c) shadow
(d) sound
Answer: (a) air – Air has mass and occupies space.
35. Anything that occupies space and has mass is called
(a) a mixture
(b) material
(c) matter
(d) object
Answer: (c) matter – It satisfies both conditions.
36. Which of the following is NOT matter?
(a) steam
(b) air
(c) sunlight
(d) stone
Answer: (c) sunlight – It has no mass and occupies no space.
37. A metal that loses its shine when exposed to air is
(a) glass
(b) gold
(c) copper
(d) plastic
Answer: (c) copper – It forms a greenish layer on reaction with air.
38. Which material is best for making a see-through window?
(a) paper
(b) plastic bowl
(c) clear glass
(d) stone
Answer: (c) clear glass – It is transparent.
39. Opaque materials are those which
(a) dissolve in water
(b) allow no light through
(c) shine brightly
(d) float in water
Answer: (b) allow no light through – They block light completely.
40. A material that allows light but no clear image is
(a) transparent
(b) opaque
(c) translucent
(d) insoluble
Answer: (c) translucent – Light passes but images blur.
41. Sawdust mixed in water
(a) dissolves
(b) sinks
(c) floats
(d) disappears
Answer: (c) floats – Being lighter, sawdust stays on surface.
42. Sand in water
(a) dissolves
(b) forms a separate layer
(c) remains suspended
(d) settles at the bottom
Answer: (d) settles at the bottom – Sand is insoluble and heavy.
43. The correct pair of soluble materials is
(a) salt and sugar
(b) chalk and sand
(c) sawdust and chalk
(d) sand and oil
Answer: (a) salt and sugar – Both dissolve completely.
44. Which of these is used to measure mass?
(a) measuring cylinder
(b) beam balance
(c) thermometer
(d) litmus paper
Answer: (b) beam balance – It measures mass.
45. A 500 mL water bottle shows
(a) mass
(b) weight
(c) volume
(d) density
Answer: (c) volume – mL/litre measure volume.
46. Metals are generally
(a) non-lustrous
(b) transparent
(c) lustrous
(d) soft like cotton
Answer: (c) lustrous – Most metals shine.
47. Plastic bottles are commonly used because plastic is
(a) heavy
(b) transparent and cheap
(c) dissolving
(d) metallic
Answer: (b) transparent and cheap – Suitable for storage.
48. Water is considered matter because
(a) it flows
(b) it is colourless
(c) it has mass and occupies space
(d) it is used for drinking
Answer: (c) it has mass and occupies space – It meets both conditions.
49. Hardness of a material means it
(a) can be bent
(b) can be easily compressed
(c) resists being scratched
(d) dissolves easily
Answer: (c) resists being scratched – Hard materials are difficult to scratch.
50. A soft material among the following is
(a) clay
(b) stone
(c) iron rod
(d) steel plate
Answer: (a) clay – It can be easily shaped or compressed.
51. A transparent liquid is
(a) milk
(b) oil
(c) petrol
(d) paint
Answer: (c) petrol – It is clear and see-through.
52. Which of the following is NOT a property of materials?
(a) shape
(b) lustre
(c) solubility
(d) hardness
Answer: (a) shape – Shape belongs to objects, not materials.
53. The ancient Indian classification in Ayurveda described matter using
(a) 20 properties
(b) 5 flavours
(c) 10 shapes
(d) 50 colours
Answer: (a) 20 properties – Ten pairs of opposite properties.
54. A metal that can be scratched easily is
(a) soft metal
(b) hard metal
(c) soluble metal
(d) transparent metal
Answer: (a) soft metal – Soft metals scratch easily.
55. Which material is both lustrous and hard?
(a) rubber
(b) copper
(c) wood
(d) chalk
Answer: (b) copper – It is shiny and hard.
56. Which object is best described as translucent?
(a) mirror
(b) clear water
(c) frosted glass
(d) iron sheet
Answer: (c) frosted glass – Allows only partial visibility.
57. Insoluble materials in water
(a) disappear
(b) float or settle
(c) change colour
(d) turn transparent
Answer: (b) float or settle – Insoluble materials never dissolve.
58. The units of mass include
(a) litre
(b) metre
(c) gram
(d) mL
Answer: (c) gram – Mass is measured in g or kg.
59. A material through which light does not pass is
(a) transparent
(b) translucent
(c) opaque
(d) soluble
Answer: (c) opaque – Light cannot pass through it.
60. Which material will sink in water?
(a) wood
(b) oil
(c) iron nail
(d) cork
Answer: (c) iron nail – Being heavy and dense, it sinks.
61. ORS solution dissolves because salt and sugar are
(a) insoluble
(b) opaque
(c) soluble
(d) translucent
Answer: (c) soluble – Both dissolve completely in water.
62. The best container to store broken glass is
(a) cloth bag
(b) paper packet
(c) plastic bucket
(d) jute bag
Answer: (c) plastic bucket – It is hard, safe, and cannot be cut easily.
63. When mustard oil is mixed with water, it
(a) dissolves
(b) forms a separate layer
(c) foams
(d) disappears
Answer: (b) forms a separate layer – Oil is immiscible in water.
64. Mass and volume are possessed by
(a) all matter
(b) only liquids
(c) only solids
(d) only transparent things
Answer: (a) all matter – Mass and volume define matter.
65. Air is considered matter because
(a) it is colourless
(b) it occupies space and has mass
(c) it cannot be seen
(d) it dissolves
Answer: (b) it occupies space and has mass – Therefore air is matter.