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Quiz

1. Gamma radiations are used for ?

(1) Cancer therapy
(2) Controlling pests
(3) Sterilizing foodstuff
(4) All these

2. An electric bulb has a filament made of ?

(1) Tungsten
(2) Copper
(3) Lead
(4) Iron

3. Which one of the following types of forests is most wide-spread in India ?

(1) Thorn-scrub
(2) Tropical wet evergreen
(3) Tropical dry deciduous
(4) Mangrove

4. The age of the earth can be estimated by ?

(1) Atomic clocks
(2) Biological clocks
(3) Carbon dating
(4) Uranium dating

5. Leukemia is the cancer of ?

(1) Brain
(2) Bone
(3) Blood
(4) Liver

6. The type of mirror used in the headlamps of cars is the ?

(1) Parabolic concave mirror
(2) Plane mirror
(3) Spherical convex mirror
(4) Spherical concave mirror

7. The amount of calorie in one litre of water is ?

(1) 1 Calorie
(2) 100 Calorie
(3) 1000 Calorie
(4) No calorie

8. A rainbow is formed by the__ of light by water droplets ?

(1) Dispersion and total interval reflection
(2) Dispersion
(3) Scattering
(4) Total internal reflection

9. Ringworm is caused by ?

(1) Fungi
(2) Algae
(3) Bacteria
(4) Viruses

10. A solar eclipse occurse when ?

(1) The sun comes between the earth and the moon
(2) The sun, the moon and the earth are not in the same line
(3) The earth come between the sun and the moon
(4) The moon comes between the sun and the earth

11. Which part of the camera is analogous to the retina in the human eye ?

(1) Aperture
(2) Film
(3) Lens
(4) Shutter

12. To an astronaut, the outer space appears ?

(1) Black
(2) Crimson
(3) Deep blue
(4) White

13. The non-poisonous snake is___?

(1) Viper
(2) Krait
(3) Python
(4) Coral Snake

14. 'Fire-fighting clothes' are made from__?

(1) Mica
(2) Asbestos
(3) Talc
(4) Steatite

15. Of the following which one pollutes the air of a big city?

(1) Copper
(2) Chromium
(3) Lead
(4) Calcium

16. Which one among the following Indian scientists proposed a theory for long distance transport of water in plants ?

(1) Birbal Sahni
(2) N.S. Parihar
(3) J.C. Bose
(4) P. Maheshwari

17. A woman's voice is shriller than a man's due to ?

(1) Higher amplitude
(2) Higher frequency
(3) Weak vocal chords
(4) Lower frequency

18. Carbon is a ?

(1) Element
(2) Metal
(3) non-metal
(4) Semiconductor

19. An element which is an essential constituent of acids is ?

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

20. An element which is an essential constituent of acids is ?

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

21. The surface temperature of the sun is nearly ?

(1) 4000K
(2) 2000K
(3) 8000K
(4) 6000K

22. In a pressure cooker cooking is faster because the increase in vapour pressure ?

(1) Increases the boiling point
(2) Increase the specific heat
(3) Decreases the boiling point
(4) Decreases the specific heat

23. Sounds cannot travel through ?

(1) Hydrogen gas
(2) Steel
(3) Water
(4) Vacuum

24. The unit of astronomical distances is the ?

(1) Angstrom
(2) Kilometre
(3) Light year
(4) Nautical mile

25. Rocks of which planet are likely to float on water ?

(1) Jupiter
(2) Saturn
(3) Mars
(4) Venus

26. Among the moons of the planets, the largest is ?

(1) Callisto of jupiter
(2) Ganymede of jupiter
(3) Rhea of Saturn
(4) Titan of Saturn

27. Hydroelectricity is produced by which energy of water ?

(1) Thermal energy
(2) Potential energy
(3) Kinetic energy
(4) Both (2) and (3)

28. Radio waves have ?

(1) High frequency
(2) Short wavelength and high frequency
(3) Short wavelength
(4) Long wavelength and low frequency

29. Which among the following metal is ductile ?

(1) Copper
(2) Gold
(3) Silver
(4) Tungsten

30. Which one of the following is not formed in our body ?

(1) Protein
(2) Enzyme
(3) Hormone
(4) Vitamin

31. Which one of the following scholars suggested the earth's origin from gases and dust particles ?

(1) F.Hoyle
(2) H.Alfven
(3) James jeans
(4) O.Schmid

32. Which of the following diseases is most likely to be developed by a worker engaged in cutting and grinding of stones for several years ?

(1) Asbestosis
(2) Botulism
(3) Cretinism
(4) Silicosis

33. Octopus is ?

(1) A mollusc
(2) A hemichordate
(3) An arthropod
(4) An echinoderm

34. Who discovered the nucleus ?

(1) Bohr
(2) Henry Rutherford
(3) James Chadwick
(4) J.J.Thomson

35. The temperature of a healthy human being is ?

(1) 37-Degrees C
(2) 37-Degrees F
(3) 98.4-Degrees C
(4) 39-Degrees C

36. If water in a vessel at room temperature is stirred by a heavy stirrer then its temperature ?

(1) Remain constant
(2) Temperature of water will first decrease and then increase
(3) Will increase
(4) Will decrease

37. Which gas was leaked in Bhopal gas explosion ?

(1) Methyl isocyanate
(2) Methyl isochlorate
(3) Methyl isochloride
(4) Methyl isocyanide

38. A chemical change is ?

(1) Heating of iron
(2) Rusting of iron
(3) Magnetisation of iron
(4) Melting of iron

39. Brass is formed by ?

(1) Copper and nickel
(2) Iron and copper
(3) Zinc and copper
(4) Iron and zinc

40. What is Radon ?

(1) A type of mineral
(2) A metal
(3) Inert gas
(4) None of these

41. The solar system belongs to the galaxy called ?

(1) Magellanic cloud
(2) Andromeda nebula
(3) Radiogalaxy
(4) Milky Way

42. The sun is ?

(1) A medium-sized star
(2) A big star
(3) Not a star
(4) A small star

43. X-rays are actually ?

(1) Slow moving neutrons
(2) Fast moving electrons
(3) Slow moving electrons
(4) Electromagnetic waves

44. The pupil of the eye adjusts automatically for ?

(1) Object size
(2) Amount of light
(3) Colour
(4) Short distance vision

45. The Hubble space telescope has fixed the age of the universe at ?

(1) 1-2 Billion years
(2) 1-2 Million years
(3) 8-12 Million years
(4) 13-14 Billion years

46. The working principle of a washing machine is ?

(1) Centrifugation
(2) Capillarity
(3) Diffusion
(4) Decantation

47. As water freezes, its temperature ?

(1) Does not change
(2) Decreases
(3) Fluctuates
(4) Increases

48. A photoelectric cell converts

(1) Light energy to chemical energy
(2) Heat energy to electric energy
(3) Electric energy to light energy
(4) Light energy to electric energy

49. Which of the following is used as a lubricant in heavy machines ?

(1) Phosphorus
(2) Bauxite
(3) Graphite
(4) Sulphur

50. A device used for converting a.c. into d.c. is called ?

(1) Rectifier
(2) Dynamo
(3) Induction coil
(4) Transformer

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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