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Quiz

1. Glycogen is often known as ?

(1) A hormone
(2) Alginic acid
(3) Animal starch
(4) Cellulose

2. The substance made from only carbon is ?

(1) Sugar
(2) Acetic acid
(3) Methane
(4) Graphite

3. Chemically, dry ice is ?

(1) Solid carbon dioxide
(2) Solide sulphur dioxide
(3) Ice formed from pure distilled water
(4) Ice kept at sub-zero temperatures

4. Washing soda is ?

(1) Calcium carbonate
(2) Hydrated sodium carbonate
(3) Sodium chloride
(4) Sodium bicarbonate

5. Cooking gas supplide in cylinders by gas agencies is in the form of ?

(1) A solution
(2) Gas
(3) Liquid
(4) Solid

6. The substance present in abundant amounts in sea water is ?

(1) Calcium carbonate
(2) Common salt
(3) Potassium chloride
(4) Sand

7. The most abundant gas in the atmosphere is ?

(1) Carbon dioxide
(2) Oxygen
(3) Helium
(4) Nitrogen

8. Lime water contains ?

(1) Calcium chloride
(2) Calcium hydroxide
(3) Sodium carbonate
(4) Sodium hydroxide

9. The substance that is added to make natural rubber strong and more bouncy is ?

(1) Chlorine
(2) Polythene
(3) Sulphure
(4) Sponge

10. Natural rubber is a polymer of ?

(1) Styrene
(2) Ethylene
(3) Vinyl chloride
(4) Isoprene

11. The reagent that bleaches the colour of a fabric is ?

(1) Carbon dioxide
(2) Sulphur dioxide
(3) Sulphur trioxide
(4) Sodium chloride

12. Oxidation is a process which involves ?

(1) The gain of electrons
(2) The gain of hydrogen
(3) The loss of electrons
(4) No change in electrons

13. The element silicon is abundantly present in ?

(1) Coal
(2) Salt
(3) Limestone
(4) Sand

14. Acetyl salicylic acid is commonly used as ?

(1) A sedative
(2) A fertiliser
(3) A pain killer
(4) Tear gas

15. The substance most commonly used as a food preservative is ?

(1) Acetic acid
(2) Benzoic acid
(3) Sodium bicarbonate
(4) Tartaric acid

16. The gas in atmospheric air that helps in burning is ?

(1) Hydrogen
(2) Helium
(3) Oxygen
(4) Nitrogen

17. The acid used in batteries is ?

(1) Acetic acid
(2) Nitric acid
(3) Hydrochloric acid
(4) Sulphuric acid

18. The main chemical substance present in the bones and teeth of animals is ?

(1) Calcium phosphate
(2) Calcium sulphate
(3) Sodium chloride
(4) Sugar

19. Diamond is chemically ?

(1) A pure from of sand
(2) A mixture of metal carbonates
(3) A mixture of calcium and magnesium phosphates
(4) Pure carbon

20. The term 'PVC' used in the plastic industry stands for ?

(1) Phosphovinyl chloride
(2) Para vinl chlorobenzene
(3) Polyvinyl chloride
(4) Polyvinyl carbonate

21. The boiling point of water, on the Kelvin scal of temperature, is ?

(1) 100
(2) 273
(3) 212
(4) 373

22. Chloromycetin is an ?

(1) Antibacterial
(2) Antiseptic
(3) Analgesic
(4) Antidepressant

23. The metal generally mixed with gold while making ornaments is ?

(1) Copper
(2) Iron
(3) Silver
(4) Zinc

24. The gas inside an electric bulb is ?

(1) Air
(2) Carbon dioxide
(3) Oxygen
(4) Nitrogen

25. Gasoline is obtained from crude oil by the process of ?

(1) Fractional distillation
(2) Filtration
(3) Distillation
(4) Evaporation

26. Fish can survive inside a frozen lake because ?

(1) Fish mave to the top of the lake where the water is at 4degrees and hence cannot freeze
(2) Fish are cold-blooded animals
(3) Fish move to the bottom of the lake where the water is at 4 degrees and hence cannot freeze
(4) Fish can breath when embedded in ice

27. When a ship enters a sea from a river ?

(1) It rises or sinks depending on the material it is made up of
(2) It rises a little
(3) It remains at the same level
(4) It sinks a little

28. A person presses the earth least where he is ?

(1) Running
(2) Plying on the ground
(3) Standing
(4) Sitting

29. Melting point of ice ?

(1) Is independent of pressure
(2) Is propotional pressure
(3) Increases with increasing pressure
(4) Decreases with increasing pressure

30. When a body is taken from the earth to the moon ?

(1) It becomes completely weightless
(2) Its weight decreases
(3) Its weight increases
(4) Its weight remains unchanged

31. Materials for rain-proof coats and tents owe their water proof properties due to ?

(1) Elasticity
(2) Surface tension
(3) Specific gravity
(4) Viscosity

32. If water is heated from 0-degrees to 10-degrees, its volume ?

(1) Increase
(2) Decrease
(3) First decreases, then increases
(4) First increases and then decreases

33. The absorption of ink by blotting paper involves ?

(1) Siphon action
(2) Diffusion of ink through the blotting
(3) Viscosity of ink
(4) Capillary action

34. The absorption of ink by blotting paper involves ?

(1) Siphon action
(2) Diffusion of ink through the blotting
(3) Viscosity of ink
(4) Capillary action

35. Einstein got his Nobel Prize for ?

(1) Explanation of photoelectric effect
(2) His theory of relativity
(3) His theory of atomic heats of solids
(4) None of the above

36. The flying of birds is a proof of Newton's ?

(1) First law
(2) Second law
(3) Third law of motion
(4) Both second and third law

37. Spring balance works on the principle of ?

(1) Conservation of momentum
(2) Pascal's law
(3) Maxwell's law
(4) Action and reaction

38. A cricket player while taking a catch lowers his hands to ?

(1) Increase the area of impact
(2) Increase time of impulse
(3) Decrease time of impulse
(4) Take catch safely

39. The escape velocity for earth is ?

(1) 8 Km/s
(2) 8 Km/h
(3) 11.2 Km/s
(4) 11.2 Km/h

40. If the door of a refrigerator is opened while connected to supply, the room gets ?

(1) Cooled
(2) Hoated
(3) No effect
(4) Nothing could be said as the temperature is not given

41. The temperature of the sun is measured by ?

(1) Gas thermometer
(2) Pyrometer
(3) Platinum resistance thermometer
(4) Vapour pressur thermometer

42. The temperature at which Centigrade and Fahrenheit sacles give the same reading is ?

(1) 40-degrees R
(2) 40-degrees F
(3) -40-degrees
(4) 40-degrees

43. 'Parallactic second' is the unit of ?

(1) Distance
(2) Time
(3) Speed
(4) Volume

44. Astronomical unit is the unit of ?

(1) Acceleration
(2) Time
(3) Mass
(4) Distance

45. The first Indian satellite to be launched into space was ?

(1) Bhaskara
(2) Aryabhatta
(3) Rohini
(4) Surya

46. Which waves are used in sonography ?

(1) Sound waves
(2) Infra-red rays
(3) Micro waves
(4) Ultrasonic waves

47. Buzzing of a mosquito is ?

(1) Flat sound
(2) Loud sound
(3) Sweet sound
(4) Shrill sound

48. Which of the following is a good conductor of heat and electricity ?

(1) Anthracite
(2) Diamond
(3) Graphite
(4) Granite

49. The Doppler effect is applicable for ?

(1) Light waves only
(2) Sound waves only
(3) Both light and sound waves
(4) None of the above

50. The time period of a geostationary satellite is ?

(1) Depends on the mass of the satellite
(2) Equal to the time of rotation the earth on its axis
(3) Less than 24 hours
(4) Greater than 24 hours

9 thoughts on “Scroll Content

  1. xtra ordinary site, n cmplt info availble over here..bt vil u plz update the current affairs of oct& nov as far as psbl,espcialy those r useful 4r banking..

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