SSC Multitasking Staff Exam 2011


26. The minimum number of geostationary satellites needed for uninterrupted global coverage is

  1. 3
  2. 2
  3. 4
  4. 1

Arthur C. Clarke in an article published in Wireless World in October 1945 established that a minimum of 3 satellites placed at 120o to each other would be able to give an uninterrupted global coverage. Each satellite in this can see 42% of earth's surface. Such an orbit is known as Clarke's orbit

27. The best conductor of electricity among the following is

  1. Copper
  2. Iron
  3. Aluminium
  4. Silver

28. Breeding and management of bees is known as

  1. Sericulture
  2. Silviculture
  3. Pisciculture
  4. Apiculture

Sericulture is the breeding of silkworm, pisciculture - breeding of fishes and silviculture is a branch of forestry concerned with the theory and practice of controlling forest establishment, composition, and growth.

29. The vitamin necessary for coagulation of blood is

  1. Vitamin B
  2. Vitamin C
  3. Vitamin K
  4. Vitamin E

30. Which one of the following is not a computer network?

  1. Wide area network
  2. Local are network
  3. Personal network
  4. Metropolitan area network

31. When a group of computers is connected together in a small area without the help of telephone lines, it is called?

  1. Remote Communication Network (RCN)
  2. Local Area Network (LAN)
  3. Wide Area Network (WAN)
  4. Value Added Network (VAN)

32. Which one of the following elements is used in the manufacture of fertilizers?

  1. Flourine
  2. Potassium
  3. Lead
  4. Aluminium

33. Natural rubber is the polymer of

  1. Isoprene
  2. Styrene
  3. Butadiene
  4. Ethylene

34. In addition to hydrogen, the other abundant element present on Sun's surface is?

  1. Helium
  2. Neon
  3. Argon
  4. Oxygen

The chief source of energy in the Sun is nuclear fusion of hydrogen atoms. Hydrogen atoms continuously fuse with each other to form Helium and will continue to do so till all the hydrogen atoms are exhausted.

35. Which of the following is the major constituent of LPG?

  1. Methane
  2. Ethane
  3. Propane
  4. Butane

36. Flight Recorder is technically called?

  1. Dark box
  2. Blind box
  3. Black box
  4. Altitude meter

Though it is called the Black Box, the flight data recorder is bright orange in color to facilitate its spotting after a crash.

37. Santosh Trophy is associated with

  1. Hockey
  2. Football
  3. Basketball
  4. Badminton

38. Kathakali classical dance originated in

  1. Kerala
  2. Karnataka
  3. Rajasthan
  4. Tamilnadu

39. The name of the 'Cargo Ship' which sank off Mumbai coast recently, causing oil spill in the Arabian Sea, was

  1. Sagar Jyoti
  2. Venus
  3. MSC Chitra
  4. Golden Eagle

40. The first effective vaccine against polio was prepared by

  1. JH Gibbon
  2. Jonas E Salk
  3. Robert Edwards
  4. James Simpson

Do see this interesting page on discovery of other vaccines by clicking here

41. Who discovered sea route to India via the 'Cape of Good Hope'?

  1. Vasco da Gama
  2. Amundsen
  3. Christopher Columbus
  4. John Cabot

42. The 16 year-old school boy, Arjun Vajpai, who became the youngest Indian to successfully climb the world's highest peak, Mount Everest, on May 22, 2010, is from which state?

  1. Uttar Pradesh
  2. Madhya Pradesh
  3. National Capital Territory of Delhi
  4. Uttarakhand

43. Which one of the following is an 'Air-to-Air' missile?

  1. Prithvi
  2. Agni
  3. Akash
  4. Astra

44. Yuan is the currency of

  1. Japan
  2. China
  3. Italy
  4. Yugoslavia

45. IUCN categorised major threatened species under

  1. seven classes
  2. five classes
  3. six classes
  4. four classes

International Union for Conservation of Nature species classes - Extinct, Extinct in the Wild, Critically Endangered, Endangered, Vulnerable, Near Threatened, Least Concern.

46. Minamata disease was caused by

  1. Mercury
  2. Lead
  3. Cadmium
  4. Zinc

47. Ozone layer is present in

  1. Troposphere
  2. Ionosphere
  3. Stratosphere
  4. Exosphere

48. The National Integration Council (NIC) is chaired by the

  1. Prime Minister
  2. Finance Minister
  3. Home Minister
  4. President of India

49. The first atomic bomb was thrown over

  1. Nagasaki
  2. Hiroshima
  3. Tokyo
  4. Hong Kong

50. Which of the following countries has entered into an agreement with for the supply of Advanced Jet Trainer (HAWK)?

  1. Russia
  2. U.S.A.
  3. England
  4. France