Railway Recruitment Board Solved 2008 Paper

1. Respiration is a :
(a) Catabolic process
(b) Anabolic process
(c) Both of these
(d) None of these
Ans: a

2. A person of blood group AB can give blood to :
(a) ‘A’ and ‘B’
(b) Only ‘AB’
(c) ‘A’, ‘B’ and ‘O’
(d) All of these
Ans: b

3. Nitrogen fixing bacteria are normally found in :
(a) Parasitic plants
(b) Epiphytic plants
(c) Leguminous plants
(d) Aquatic plants
Ans: c

4. The alkaline hydrolysis of oils or fats gives soap and :
(a) Glycerol
(b) Ethenol
(c) Glycol
(d) Ethanoic acid
Ans: a

5. Which of the following is not an ore of aluminium :
(a) Cryolite
(b) Feldspar
(c) Bauxite
(d) Azurite
Ans:d

6. The iron produced in blast furnace is :
(a) Pig iron
(b) Wrought iron
(c) Stainless steel
(d) Steel
Ans: a

7. CaOCI2 is the chemical formula for a compound commonly known as :
(a) Soda Ash
(b) Lime
(c) Bleaching Powder
(d) Plaster of Paris
Ans: c

8. Laws of electrolysis are given by:
(a) Farady
(b) Maxwell
(c) Lenz
(d) Bohr
Ans: a

9. The pH of a neutral solution at 250C is :
(a) 0
(b) 1.0
(c) 7.0
(d) 1.4
Ans: c

10. In which of the following oxidation shows a positive oxidation state.
(a) CO
(b) N2O
(c) NO
(d) F2O
Ans: d

11. Which of the following is used in accumulator cell?
(a) Copper
(b) Iron
(c) Lead
(d) Zinc
Ans: c

12. The filament of bulb is made of
(a) Tungsten
(b) Iron
(c) Nichrome
(d) Carbon
Ans: a

13. In diesel engine, ignition is caused by
(a) Spark
(b) Automatic starter
(c) Compression
(d) Friction
Ans: c

14. Thimpu is the capital of -
(a) Nepal
(b) Bhutan
(c) Thailand
(d) Myanmar
Ans: b

15. The nuclear fuel in the sun is
(a) Helium
(b) Uranium
(c) Hydrogen
(d) Oxygen
Ans: c