Class XII

For seeing objects at the surface of water from a submarine under water, the instrument used is
  1. kaleidoscope
  2. periscope
  3. spectroscope
  4. telescope
Euclid was
  1. Greek mathematician
  2. Contributor to the use of deductive principles of logic as the basis of geometry
  3. Propounded the geometrical theorems
  4. All of the above
Epsom (England) is the place associated with
  1. Horse racing
  2. Polo
  3. Shooting
  4. Snooker
Hermann Scheer (Germany) received right Livelihood Award in 1999 for
  1. his indefatigable work for thepromotion of solar energy worldwide
  2. his long standing efforts to end the impunity of dictators
  3. showing that organic agriculture is a key to both environmental sustainability and food security
  4. None of the above
Free market is
  1. a condition in the international market where nations do not impose customs duty or other taxes on import of goods
  2. market where the price of a commodity is determined by free play of the forces of supply and demand
  3. ports that are exempted from payment of customs duty on articles of commerce, primarily to encourage tourism
  4. None of the above
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