Techno India Group Public School

1. Cotton is a form of natural polymer whose building unit is

(A) Glycine
(B) Glucose
(C) Fructose
(D) None

2. Viscous Rayon is made from

(A) Wood Pulp
(B) Bamboo pulp
(C) Both
(D) None

3. Nylon is a synthetic fibre used to make which of the following

(A) Parachutes
(B) Rock climbing rope
(C) Both
(D) None

4. The full form of PET is

(A) Polyethylene Triester
(B) Polyethylene Tetraester
(C) Polyethylene Terephthalate
(D) Polyethylene Tetrapolymer

5. Which of the followings is thermosetting plastic

(A) Bakelite
(B) Melamine
(C) Both
(D) None

6. Which of the followings is non-metal

(A) Copper
(B) Sulphur
(C) Coal
(D) Both (2) & (3)

7. Which of the followings is not the property of metal

(A) Malleability
(B) Ductility
(C) Good conductor of heat & electricity
(D) All of the above are the properties of metal

8. Which of the followings is correct

(A) Metal oxides are generally base
(B) Non-metal oxides are generally acid
(C) Both
(D) None

9. Which of the following metals reacts with acid to liberate hydrogen

(A) Zn
(B) Cu
(C) Ag
(D) Both (1) & (3)

10. Which of the followings is correct

(A) Zn can displace Cu from CuSO4
(B) Zn can displace Ag from AgNO3
(C) Both
(D) None

11. Which of the followings is correct

(A) % age of carbon in coal in more than that in coke
(B) Coal-gas a fuel is derived from coal
(C) Both
(D) None

12. Which of the followings is derived from petroleum

(A) LPG
(B) Lubricating oil
(C) Wax
(D) All of the above

13. The full form of PCRA is

(A) Petroleum control and Reserve Association
(B) Petroleum Corporation Research Association
(C) Petroleum Conservation Research Association
(D) Petroleum Control Research Association

14. Which of the followings is correct about combustion

(A) Combustion is a chemical process
(B) Combustion is associated with oxidation
(C) Combustion requires oxygen
(D) All of the above

15. Which of the following chemicals is present in a fire extinguisher

(A) Sodium bicarbonate
(B) Potassium bicarbonate
(C) Any of the both
(D) None