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- 1. Multiple Choice
Which of the following materials is not lustrous?
Gold
Silver
Wood
Diamond
- 2. Fill in the Blank
An oiled paper act as a _______ material.
- 3. Multiple Choice
Nisha was making a list of things that are obtained from plants and Amol was making a list of things that can dissolve in water. Which can be grouped in both the list?
Oil
Sugar
Cotton
Table salt
- 4. Fill in the Blank
Materials that allow all the light to pass through them are __________________
- 5. Multiple Choice
Grouping things with similar properties together is called
Variation
Specification
Nomenclature
Classification
- 6. Multiple Choice
Vinegar and Lemon juice are--------- in water
Miscible
Immiscible
Both the options
Confusing
- 7. Multiple Choice
A vendor sells white powdered salt mixed with white powdered stone. Which of these properties will help you detect his malpractice?
Ductility
Opacity
Density
Solubility
- 8. Multiple Choice
Which of the following materials is hard, opaque and shines?
Rubber
Plastic
Wood
Tin
- 9. Multiple Choice
Which is the most essential property of a substance to be used as a cooking vessel?
Good conductor of heat
Lustrous
Transparency
All of the above
- 10. Fill in the Blank
Materials that cannot be compressed easily are called __________ materials.
- 11. Multiple Choice
Which of the following statements is not true?
Materials are grouped for convenience.
Materials are grouped to study their properties.
Materials are grouped for fun.
Materials are grouped according to their uses.
- 12. Fill in the Blank
stone -------- in water
- 13. Multiple Choice
which is the hardest known substance on Earth:-
diamond
gold
all of the above
none of the above
- 14. Multiple Choice
find the odd one out on the basis of their material
chair
table
football
door
- 15. Multiple Choice
Which object is made of glass?
- 16. Multiple Choice
This picture show it __________________.
shoes float and duck sink
both float
shoes sink and duck float
None of the above
- 17. Multiple Choice
Objects that are less dense than the water
float
sink
- 18. Multiple Choice
Which of the following is correct for the term ' lustre '?
A) Hardness
B) Softness
C) Dull appearance
D) Shiny appearance
- 19. Multiple Choice
FROSTED GLASS IS
OPAQUE OBJECT
TRANSLUCENT
TRANSPARENT
CLEAR!
- 20. Multiple Choice
Nitrogen gas dissolved in water helps fishes to breathe .
True
False
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