1. Exposure to sunlight helps a person improve his health because–
A. the infra-red light kills bacteria in the body
B. resistance power increases
C. the pigment cells in the skin get stimulated and produce a healthy tan
D. the ultraviolet rays convert skin oil into Vitamin D

2. Small amounts of iodine are necessary in our diet to–
A. prevent pellagra
B. compensate for under activity of the thyroid gland
C. stimulate clotting of blood
D. stimulate pituitary gland

3. What is function of a dynamo?
A.To convert heat energy into light energy
B. To convert light energy into heat energy
C. To convert mechanical energy into electrical energy
D. To convert electrical energy into mechanical energy

4. The chief constituent of Gobar Gas is–
A. ethane
B. methane
C. hydrogen
D. carbon dioxide

5. Who is credited with the development of polio vaccine ?
A. Linus Pauling
B. Jonas Salk
C. Melvin Calvin
D. Selman Waksman

6. On a sudden cardiac arrest, which of the following is advised as a first step to revive the functioning of human heart?
A. Mouth to mouth resuscitation
B. Giving external cardiac massage
C. Sprinkling water on the face
D. Giving cool water to drink

7. A triode differs from a diode in the way that–
A. it can amplify a signal
B. it has vacuum inside
C. it has a heated cathode
D. its current is caused by the photoelectric effect

8. Steel is more elastic then rubber because–
A. its density is high
B. it is a metal
C. ratio of stress to strain is more
D. ratio of stress to strain is less

9. The chief purpose if crop rotation is to check the loss of topsoil–
A. by water erosion
B. by wind erosion
C. by weathering
D. pf its mineral content

10. Which of the following acts as a resistance against disease in the body ?
A. Carbohydrates
B. Red corpuscles
C. Vitamins
D. White corpuscles

11. Which one of the following statements regarding sound is true ?
A. It travels at its greatest speed in vacuum.
B. It produces transverse vibrations in the medium in which it travels.
C. Its source is always a vibrating material.
D. It cannot travel through liquids.

12. The clear sky looks blue because of–
A. reflection of light
B. refraction of light
C. diffraction of light
D. dispersion of light

13. Astigmatism (for a human eye) can be removed by using–
A. concave lens
B. convex lens
C. cylindrical lens
D. prismatic lens

14. How can the spherical aberration of a human eye be corrected ?
A. By using a cylindrical lens
B. By using a Plano-convex lens
C. By using a thin lens
D. None of the above

15. An electric bell is placed inside a bell jar which is connected to a vacuum pump. When the bell jar is completely evacuated–
A. no sound can be heard
B. the loudness of the sound will remain unchanged
C. the loudness of the sound will increase
D. the loudness of the sound will decrease

16. An eye defect which usually results from an unequal curvature of the cornea is–
A. nearsightedness
B. astigmatism
C. colour blindness
D. night blindness

17. The velocity of sound in air (under normal conditions) is–
A. 30 m / sec
B. 320 m / sec
C. 332 m / sec
D. 3,320 m / sec

18. A photo-electric cell converts–
A. sound energy into electrical energy
B. light energy into electrical energy
C. an electrical signal into sound waves
D. electrical energy into light energy

19. Which of the following food articles contain only one of the five constituents of diet, viz., fasts, carbohydrates, proteins, mineral salts and vitamins?
A. Bread
B. Mongo
C. Milk
D. Sugar

20. In which of the following pairs, the two substances forming the pairs are chemically most dissimilar ?
A. Sugar and paper
B. Butter and paraffin wax
C. Chalk and marble
D. Charcoal and diamond

21. Primary rainbow is formed when light suffers–
A. two internal refractions before emerging out of the drop
B. one internal refraction before emerging out of the drop
C. no internal refraction
D. either one or two internal refractions before emerging out of the drop

22. Which of the following sounds cannot be heard by human ear?
A. 300 vibrations / sec
B. 1,000 vibrations / sec
C. 10,000 vibrations / sec
D. 30,000 vibrations / sec

23. Which of the following in the human body is popularly called the ‘Adam’s Apple’?
A. Adrenal
B. Liver
C. Thyroid
D. Thymus

24. For digestion of fat, bile is needed. This is secreted by the–
A. stomach
B. pituitary gland
C. pancreas
D. liver

25. Excessive secretion from the pituitary gland in children results in–
A. increased height
B. retarded growth
C. weakening of bones
D. None of the above

26. Grand Central Terminal, Park Avenue, New York is the world’s
A. largest railway station
B. highest railway station
C. longest railway station
D. None of the above

27. Entomology is the science that studies 
A. Behavior of human beings
B. Insects
C. The origin and history of technical and scientific terms
D. The formation of rocks

28. Eritrea, which became the 182nd member of the UN in 1993, is in the continent of
A. Asia
B. Africa
C. Europe
D. Australia

29. Garampani sanctuary is located at
A. Junagarh, Gujarat
B. Diphu, Assam
C. Kohima, Nagaland
D. Gangtok, Sikkim

30. For which of the following disciplines is Nobel Prize awarded?
A. Physics and Chemistry
B. Physiology or Medicine
C. Literature, Peace and Economics
D. All of the above

31. Hitler party which came into power in 1933 is known as
A. Labour Party
B. Nazi Party
C. Ku-Klux-Klan
D. Democratic Party

32. FFC stands for
A. Foreign Finance Corporation
B. Film Finance Corporation
C. Federation of Football Council
D. None of the above

33. Fastest shorthand writer was
A. Dr. G.
D. Bist
B. J.R.
D. Tata

34. Epsom (England) is the place associated with
A. Horse racing
B. Polo
C. Shooting
D. Snooker

35. First human heart transplant operation conducted by Dr. Christiaan Barnard on Lou is Washkansky, was conducted in
A. 1967
B. 1968
C. 1958
D. 1922

36. Galileo was an Italian astronomer who
A. developed the telescope
B. discovered four satellites of Jupiter
C. discovered that the movement of pendulum produces a regular time measurement
D. All of the above

37. Habeas Corpus Act 1679
A. states that no one was to be imprisoned without a writ or warrant stating the charge against him
B. provided facilities to a prisoner to obtain either speedy trial or release in bail
C. safeguarded the personal liberties of the people against arbitrary imprisonment by the king’s orders
D. All of the above

38. Exposure to sunlight helps a person improve his health because
A. the infrared light kills bacteria in the body
B. resistance power increases
C. the pigment cells in the skin get stimulated and produce a healthy tan
D. the ultraviolet rays convert skin oil into Vitamin D

39. Golf player Vijay Singh belongs to which country?
B. Fiji
C. India

40. Guarantee to an exporter that the importer of his goods will pay immediately for the goods ordered by him, is known as 
A. Letter of Credit (L/C)
B. laissezfaire
C. inflation
D. None of the above

41. First Afghan War took place in
A. 1839
B. 1843
C. 1833
D. 1848

42. Gulf cooperation council was originally formed by
A. Bahrain, Kuwait, Oman, Qatar, Saudi Arabia and United Arab Emirates
B. Second World Nations
C. Third World Nations
D. Fourth World Nations

43. First China War was fought between
A. China and Britain
B. China and France
C. China and Egypt
D. China and Greek

Online Test for General Science

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