SSC Selection Posts Model Question Paper on General Science
1. When a ray of light passes from an optically denser medium to a rarer medium, it
(a) Remains undeviated (b) Bends towards normal (c) Bends away from normal (d) None of these
2.Who is the author of “Anandmath” ? (a) Rabindranath Tagore
(b) Bankim chandra Chattopadhyaya (c) Sarojini Nayadu (d) Jyotiba Phule
3. Thimpu is the capital of – (a) Nepal (b) Bhutan (c) Thailand (d) Myanmar
4. The time period of a seconds pendulum is(a) 1 second (b) 4 seconds(c) 3 seconds (d) 2 seconds
5. The nuclear fuel in the sun is(a) Helium (b) Uranium(c) Hydrogen (d) Oxygen
6. The second’s hand of a watch is 2 cm long. The velocity of its tip is
(a) 0.21 cm/sec. (b) 2.1 cm/sec.(c) 21 cm/sec. (d) None of these
7. In diesel engine, ignition is caused by(a) Spark (b) Automatic starter(c) Compression (d) Friction
8. The mass-energy equivalence, relationship E = mc2 was propounded by
(a) Max Plank (b) Einstein(c) Newton (d) Hertz
9. The filament of bulb is made of(a) Tungsten (b) Iron(c) Nichrome (d) Carbon
10. Anti-knocking can be lessened by(a) Iso Octane (b) N Heptane(c) TEL (d) Benzene
11. In which of the following oxidation shows a positive oxidation state.
(a) CO (b) N2O(c) NO (d) F2O
12. Which of the following is used in photography?(a) Silver Bromide
(b) Sodium Bromide(c) Potassium Chloride (d) Sodium Sulphate
13. Which of the following is used in accumulator cell?(a) Copper (b) Iron(c) Lead (d) Zinc
14. Choose the wrong statement :
(a) Single magnetic poles can exist (b) Magnetic poles are always of equal strength
(c) Like poles repel each other (d) None of these
15. Laws of electrolysis are given by:(a) Farady (b) Maxwell(c) Lenz (d) Bohr
16. Flemings left hand rule is used to fine out:
(a) Direction of magnetic field due to flow of current
(b) Direction of induced current due to effect of magnetic field
(c) Direction of motion of a current carrying conductor in magnetic field (d) None of these
17. The pH of a neutral solution at 250C is :(a) 0 (b) 1.0(c) 7.0 (d) 1.4
18. The raw material used for the manufacture of Portland cement is :
(a) Limestone and clay (b) Alumina, clay and gypsum
(c) Gypsum and limestone (d) Gypsum and clay
19. CaOCI2 is the chemical formula for a compound commonly known as :
(a) Soda Ash (b) Lime(c) Bleaching Powder (d) Plaster of Paris
20. The glass used for making laboratory apparatus is :
(a) Pyrex glass (b) Hard glass(c) Soft glass (d) Safety glass
Answers –
1.. (c) 2. (b) 3. (b) 4. (d) 5. (c) 6. (a) 7. (c) 8. (b) 9. (a) 10. (a) 11. (d) 12. (a)
13. (c) 14. (a) 15. (a) 16. (c) 17. (c) 18. (b) 19. (c) 20. (a)
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