Q1. A drug that prevents infection and decay is called a/an:
(a) Antiseptic
(b) Anti-malarial drug
(c) Germicide
(d) Analgesic
Q2. Match the following:
List -I List -II
A. Freon 1. Anti-knocking agent
B. Tetraethyl lead 2. Refrigerants
C. Benzene Hexachloride 3. Fire extinguisher
D. Carbon Tetrachloride
Codes:
A B C D
(a) 2 1 4 3
(b) 4 2 1 3
(c) 3 4 2 1
(d) 2 4 3 1
Q3. The substance that is added to make natural rubber strong and more bouncy is:
(a) Sulphuric acid
(b) Sponge
(c) Sulphur
(d) Chlorine
Q4. The element not present in fertilizers is:
(a) Nitrogen
(b) Hydrogen
(c) Chlorine
(d) Phosphorous
Q5. Which compound of mercury is used as an antiseptic?
(a) Mercuric oxide
(b) Cinnabar
(c) Mercuric chloride
(d) Mercuric sulphide
Q6. Which of the following is used in lowering the blood pressure?
(a) Reserpine
(b) Morphine
(c) Cocaine
(d) Diethyl ether
Q7. The polymer used in the manufacture of electrical goods like switches, plugs, etc. is:
(a) chloroprene
(b) Bakelite
(c) Teflon
(d) None of these
Q8. Hydrazine is:
(a) Biliquid propellant
(b) mono-liquid propellant
(c) hybrid propellant
(d) None
Q9. Ordinary glass is a mixture of:
Q10. The striking surface of the matchbox contains-
(a) Phosphorus
(b) Potassium
(c) Antimony
(d) Chlorine
S1. Ans.(a)
Sol.
S2. Ans.(a)
Sol.
S3. Ans.(c)
Sol.
S4. Ans.(c)
Sol.
S5. Ans.(c)
Sol.
S6. Ans.(a)
Sol.
S7. Ans.(b)
Sol.
S8. Ans.(b)
Sol.
S9. Ans.(a)
Sol.
S10. Ans.(a)
Sol.
