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Quiz

1. The works of optical fibres is based on the of electromagnetic waves ?

(1) Refraction
(2) Reflection
(3) Total internal reflection
(4) Polarisation

2. To an astronaut, outer space appears ?

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

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

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

4. The colour of the outer edge of the rainbow will be ?

(1) Red
(2) Purple
(3) Yellow
(4) Violet

5. The effect produced in the eye by a mixture of purple and yellow light will be ?

(1) Blue-green
(2) Blue-violet
(3) Green
(4) White

6. At about 500-degrees, a body emits ?

(1) Infra-red radiation
(2) White light
(3) Ultraviolet rays
(4) All of the above

7. Iron is used in electromagnets because it ?

(1) Can be demagnetised easily
(2) Can be magnetised easily
(3) Keeps its magnetism for a longer time
(4) Produces a stronger magnet

8. Radiocarbon dating technique is used to estimate the age of ?

(1) Buildings
(2) Fossils
(3) Rocks
(4) Soil

9. Acetyl salicyclic acid is commonly used as ?

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

10. Which substance is produced by fermentation ?

(1) Carbon dioxide
(2) Chlorine
(3) Nitrogen dioxide
(4) Sulphur dioxide

11. The nuclides having the same number of neutrons but different number of protons or mass number are known as ?

(1) Isotopes
(2) Isobars
(3) Isoelectronic
(4) Isotones

12. A solution of washing soda in water is ?

(1) Acidic
(2) Alkaline
(3) Bleaching
(4) Neutral

13. 'Gober gas' contains mainly ?

(1) Acethylene
(2) Carbon dioxide
(3) Ethylene
(4) Methane

14. For rural electrification and domestic cooking in India, the most appropriate and economic source would be ?

(1) Biogas
(2) Electricity
(3) Nuclear energy
(4) Wind mills

15. 'IC chips' for computers are usually made of ?

(1) Chromium
(2) Gold
(3) Lead
(4) Silicon

16. The substance coated on plastic tape-recorder tapes is ?

(1) Iron oxide
(2) Iron sulphate
(3) Manganese oxide
(4) Zinc oxide

17. The essential element in all organic compounds is ?

(1) Chlorine
(2) Carbon
(3) Nitrogen
(4) Sulphur

18. Which one of the following is known as the silent killer ?

(1) Blood pressure
(2) Cholera
(3) Malaria
(4) Tuberculosis

19. Which one of the following combinations of chromosomes is present in males ?

(1) XXX
(2) XX
(3) XYX
(4) XY

20. Chromosome number in a bacteria is ?

(1) 1
(2) 2
(3) None
(4) Variable

21. Which one of the following is required to manufacture cement ?

(1) Aluminium silicate
(2) Calcium carbonate
(3) Gypsum
(4) All of the above

22. Standarded household bleach contains which one of the following chemicals ?

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

23. Flavanoids that occur in fruits ans vegetables are known for their antioxidant activities. Flavanoids are basically ?

(1) Cellulose in nature
(2) Calcium compounds
(3) Phenolic compounds
(4) Sulphate compounds

24. Deficiency of which one of the following vitamins is fulfilled by golden rice ?

(1) Vitamin A
(2) Vitamin B
(3) Vitamin C
(4) Vitamin K

25. Who among the following is credited with the discovery of artificial cell ?

(1) Alec jeffery
(2) Craig venter
(3) French Anderson
(4) Hogg Simmons

26. Which one of the following is used as propellant for cryogenic engine ?

(1) Ammonium perchlorate
(2) Hydrogen peroxide and hydrazine
(3) Nitrogen tetroxide and hydrazine
(4) Liquid oxygen and liquid hydrogen

27. Abhay-vac 3, developed by the Indian Immunologicals Limited, has been formulated as a combined vaccine against which of the following diseases ?

(1) Diptheria, polio and hepatitis-B
(2) Diptheria, mumps and rubella
(3) Polio, hepatitis-B and measles
(4) Measles, mumps and rubella

28. Which one of the following is the only home of white crocodiles in the world ?

(1) Bhitarankanika National Park, Odisha
(2) Majuli Islands, Assam
(3) Lakshadweep
(4) Sunderbans, West Bengal

29. According to scientists which one of the following radioactive gases are released from the ground, minutes or hours before and earthquake is about to strike ?

(1) Argon
(2) Helium
(3) Radon
(4) Xenon

30. Researchers at Massachusetts Institute of Technology. USA have created a practical artificial leaf that mimics a natural plant leaf. This leaf is made up of which one of the following ?

(1) Aluminium
(2) Graphite
(3) Mica
(4) Silicon

31. In an adult human being, the number of vertebrae is ?

(1) 26
(2) 33
(3) 36
(4) 56

32. The region of the human eye where optic nerve passes out of the retina is called the ?

(1) Blindspot
(2) Fovea
(3) Iris
(4) Optic chiasma

33. Lichens are symbiotic associated of two living organsim. They are ?

(1) Algae and Fungi
(2) Algae and Bacteria
(3) Algae and Bryophytes
(4) Fungi and Bryophytes

34. Which of the following is the home of white winged wood duck ?

(1) Chilka Lake Bird Sanctuary (Orissa)
(2) Govind Sagar Bird Sanctuary (H.P.)
(3) Nameri National Park (Assam)
(4) Keoladeo Ghana Bird Sanctury (Rajasthan)

35. Which of the following is a natural polymer ?

(1) Cellulose
(2) Plastic
(3) Rubber
(4) Silk

36. The pure form of iron is ?

(1) Cast iron
(2) Pig iron
(3) Steel
(4) Wrought iron

37. Pasteurization involves heating liquids or milks for ?

(1) 80-Degrees for 30 minutes
(2) 62-Degrees forone hour
(3) 62-Degrees for 30 minutes
(4) 80-Degrees for one hour

38. During fermentation of sugar, the chief compound always formed is ?

(1) Acetic acid
(2) Ethyl alcohol
(3) Ethylene
(4) Methyl alcohol

39. In an oxygen-tube which of the following gases is preferred these days to be mixed with oxygen ?

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

40. Which of the following is not the characteristic of a good fuel ?

(1) Easily storable
(2) High calorific value
(3) Low combustion temperature
(4) Low calorific value

41. India's first stem cell transplant centre has been opened at which one of the following places ?

(1) Bangalore
(2) Chennai
(3) New Delhi
(4) Hyderabad

42. The picture of the complete universe (first all sky image) was delivered on 5th July, 2010 by which one of the following space telesope missions ?

(1) Hubble Telescope
(2) Kepler Telescope
(3) Planck Telescope
(4) Thirty Meter Telescope (TMT)

43. Who among the following was the first woman in the world to be outfitted with a bionic arm ?

(1) Aniston Grey
(2) Claudia Mitchell
(3) Nancy Smith
(4) Kathy Stubblefield

44. Which one of the following diseases was formerly known as 'epidemic jaundice' ?

(1) Diarrhoea
(2) Hepatitis B
(3) Hepatitis A
(4) Influenza

45. Who among the following developed 'Jaipur Foot' ?

(1) Birbai Sahni
(2) Bloch and Purcell
(3) K.N. Ball
(4) P.K. Sethi

46. Vinegar is obtained from molasses with the help of which one of the following ?

(1) Acetobacter
(2) Yeast
(3) Rhizopus
(4) A and B

47. Which one of the following communicable diseases that has been fully controlled by national programme in India ?

(1) Filaria
(2) Malaria
(3) Small Pox
(4) Tuberculosis

48. The red colour of ripe tomatoes is due to the presence of ?

(1) Carotenoids
(2) Chlorophyll
(3) Hormones
(4) Vitamins

49. Which one of the following is a 'Pin worm' ?

(1) Ankyclostoma
(2) Ascaris
(3) Oxyuris
(4) Wucheria

50. Which of the following is capable of flying ?

(1) Albatross
(2) Cassowary
(3) Emu
(4) Ostrich

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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