Kerala PSC - Important and Expected General Science Questions - 53
  1. What should be the Biochemical Oxygen Demand (BOD) for clean water?
  2. In the preparation of Bordeaux Mixture, which chemical is added to copper sulphate?
  3. A system that freely exchanges energy & matter with its surroundings is known as
  4. Human body is an example for ___ system?
  5. What is the name of the system that exchanges only energy with tis surroundings, not matter?
  6. What are the examples for peptide hormones?
  7. Which type of hormones are water soluble & act on the surface of the target cells?
  8. Which type of hormones are lipid soluble & move through the plasma membranes of target cells?
  9. What are the examples of steroid hormones?
  10. What is the purpose of the catalyst converter used in the vehicles?
  11. Which is the most widely used catalytic converter?
  12. Which test is used to differentiate cow milk from buffalo milk?
  13. Which test is conducted to detect the adulteration of ghee with vanaspati?
  14. Which is the only horizontal bone in skeleton?
  15. Which bone of human body is also known as 'little key'?
  16. Which is the only bone in the human skeleton that not articulated to any other bone?
  17. Which type of bacteria is having the Chinese letter pattern arrangement?
  18. What is generally used as refrigerant in ice plants?
  19. A disease spread through contact with soil is
  20. The heart of a healthy man beats normally per minute
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