1. Materials are mainly classified into:
A. Liquids and gases
B. Metals and non-metals
C. Solids and liquids
D. Elements and compounds

2. Which of the following is a metal?
A. Oxygen
B. Iron
C. Sulphur
D. Carbon

3. Which of the following is a non-metal?
A. Copper
B. Aluminium
C. Carbon
D. Zinc

4. Which metal is used in electrical wires?
A. Copper
B. Sulphur
C. Carbon
D. Oxygen

5. The shiny appearance of metals is called:
A. Hardness
B. Lustre
C. Ductility
D. Conductivity

6. The property by which metals can be beaten into thin sheets is called:
A. Ductility
B. Malleability
C. Hardness
D. Conductivity

7. The ability of metals to be drawn into wires is called:
A. Ductility
B. Malleability
C. Lustre
D. Density

8. Which metal is most malleable?
A. Iron
B. Gold
C. Copper
D. Aluminium

9. Metals are generally good conductors of:
A. Heat and electricity
B. Light only
C. Sound only
D. Water

10. Metals produce a ringing sound when struck. This property is called:
A. Conductivity
B. Sonorous
C. Hardness
D. Brittleness

11. Which of the following is NOT a metal?
A. Aluminium
B. Zinc
C. Sulphur
D. Iron

12. Non-metals are usually:
A. Shiny
B. Dull
C. Strong
D. Hard

13. Non-metals are generally:
A. Malleable
B. Ductile
C. Brittle
D. Shiny

14. Non-metals are poor conductors of:
A. Heat and electricity
B. Light
C. Sound
D. Water

15. Which non-metal can conduct electricity?
A. Oxygen
B. Carbon (Graphite)
C. Sulphur
D. Nitrogen

16. Which metal is used in cooking utensils?
A. Aluminium
B. Oxygen
C. Sulphur
D. Chlorine

17. Gold and silver are commonly used for:
A. Tools
B. Jewelry
C. Fuel
D. Fertilizers

18. Iron is commonly used for:
A. Jewelry
B. Construction
C. Medicines
D. Fertilizers

19. Chlorine is used to:
A. Purify water
B. Make wires
C. Make furniture
D. Produce electricity

20. Nitrogen is commonly used in:
A. Fertilizers
B. Wires
C. Buildings
D. Vehicles