1. Time for Quiz!!
Natural and Man-made Materials

2. Natural materials are materials that come from
I. plants
II. chemical processes
III.rocks
IV. animals
A. I and III only
B. I and IV only
C. I, II and IV only
D. I, III and IV only

3. •D
Natural materials are materials that
come from plants, animals and rocks.

4. Which of the following examples of natural and
man-made materials are correct?
Natural material Man-made material
A. Glass Synthetic cloth
B. Leather Polystyrene
C. Silk Iron
D. Plastic Rubber

5. •B
Leather is natural material while polystyrene is
man-made material.

6. Which of the following objects is made of
natural materials?
A. B.
C. D.

7. •A
Metal spoon

8. Which of the following objects is made of
man-made materials?
A. B.
C. D.

9. •C
Glass bottle is a man-made
material.

10. Diagram 1 shows four objects, J, K, L and M.
J K L M
Which objects are made from materials that
come from animals?
A.J and K only B. K and L only
C. J, K and L only D. J, K and M only

11. Fur
•D
Leather
Silk

12. Which statements below are correct?
I. Man-made materials come from natural
materials.
II. Metal and plastic are man-made materials.
III.Man-made materials are obtained through
chemical processes.
IV. Plastic is made from petroleum.
A.I, II and III only B. I, II and IV only
C. I, III and IV only D. II, III and IV only

13. •C
II. Metal and plastic are man-made
materials.
II. Metal is a natural material and plastic
is a man-made material.

14. Which of the following objects is made of
natural material?
A. Raincoat
B. Balloon
C. Container
D. Straw

15. •B
Balloon is made of rubber
(natural material).

16. What are man-made materials?
A. Materials that are reused.
B. Materials that are produced through
recycling.
C. Materials make from animals, plants and
rocks.
D. Materials produced through chemical
process.

17. •D
Man-made materials made
through the chemical process.