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Which of the following parts of the sun is easily visible only during a total solar eclipse?

A. core

B. photosphere

C. sunspots

D. corona

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  1. The smallest functional and structural unit of kidney is called as
  2. Cell membrane is
  3. The fastest acting enzyme in the biological kingdom is
  4. The colour of Emerald is
  5. What is the unit for measuring the pitch or frequency of sound ?
  6. Permanent hardness of water, due to sulphates of the metal, can be destroyed by the use of
  7. The most important ore of Aluminium is
  8. Which of the following characters is not shown by hydrogen
  9. The speed of light with the rise in the temperature of the medium
  10. Carbon tetrachloride fire extinguisher should not be used in closed room because it produces poisonous…
  11. Lightening cause rainfall because
  12. The marine animal called dugong which is vulnerable to extinction is a/an
  13. Pollination by birds is called
  14. Epoxy resins is used as
  15. One fathom is equal to
  16. Polythene is industrially prepared by the polymerisation of
  17. Which of the following elements is a metal
  18. The oxide of Nitrogen used in medicine as anaesthetic is
  19. Liquefied Petroleum gas (LPG) consists of mainly
  20. Which of the following elements is non-radioactive?
  21. The property of a substance to absorb moisture from the air on exposure is called
  22. Which of the following parts of the sun is easily visible only during a total solar eclipse?
  23. Nitrification means
  24. The metal used in storage batteries
  25. The element present in the largest amount in rocks and minerals is
  26. The fastest-running terrestrial animal is
  27. The metallic constituents of hard water are
  28. Glass is made from the mixture of
  29. The location and energy of an electron in an atom can be specified by
  30. The accumulation of stress along the boundaries of lithospheric plates results in which of the following?