Class XII

The ozone layer restricts
  1. Visible light
  2. Infrared radiation
  3. X-rays and gamma rays
  4. Ultraviolet radiation
ESCAP stands for
  1. Economic and Social Commission for Asia and Pacific
  2. European Society Council for Africa and Pacific
  3. Economic and Social Commission for Africa and Pacific
  4. None of the above
For safety, the fuse wire used in the mains for household supply of electricity must be made of metal having
  1. low melting point
  2. high resistance
  3. high melting point
  4. D. low specific heat
For purifying drinking water alum is used
  1. for coagulation of mud particles
  2. to kill bacteria
  3. to remove salts
  4. to remove gases
Guarantee to an exporter that the importer of his goods will pay immediately for the goods ordered by him, is known as
  1. Letter of Credit (L/C)
  2. laissezfaire
  3. inflation
  4. None of the above
Time Elapsed

Question Answered
Score out of 100

Get Started!

we provide the best
services to our students Views


LKG - 12th

Rs 1,999  Annual