The intencity of Earthquakes is measured on

A. Beaufort scale

B. Secant scale

C. Mercalli scale

D. Richter scale

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  1. Water has maximum density at
  2. The element present in the largest amount in rocks and minerals is
  3. One fathom is equal to
  4. The major ingredient of leather is
  5. The marine animal called dugong which is vulnerable to extinction is a/an
  6. Permanent hardness of water, due to sulphates of the metal, can be destroyed by the use of
  7. Bromine is
  8. The hardest substance available on earth is
  9. Lightening cause rainfall because
  10. Rust is
  11. Which of the following is the lightest metal ?
  12. Which of the following characters is not shown by hydrogen
  13. What is the unit for measuring the pitch or frequency of sound ?
  14. The fastest acting enzyme in the biological kingdom is
  15. Which of the following parts of the sun is easily visible only during a total solar eclipse?
  16. The colour of Emerald is
  17. Old-written material, which cannot be read easily can be read by
  18. The accumulation of stress along the boundaries of lithospheric plates results in which of the following?
  19. The Panda belongs to the same family as that of
  20. The most important ore of Aluminium is
  21. The metal used in storage batteries
  22. Nitrification means
  23. When a gas is turned into a liquid, the process is called
  24. Which of the following is commonly called a polyamide ?
  25. According to Daltons atomic theory the smallest particle which can exist independently is
  26. In a certain electronic circuit the output is positive if input 1 is positive and input 2 is zero. If…
  27. The location and energy of an electron in an atom can be specified by
  28. Permanent hardness of water can be removed by adding
  29. The fastest-running terrestrial animal is
  30. The formula of Plaster of Paris is