Defence officer

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Across
  1. 4. A vehicle which can move underwater
  2. 5. Duty of wahida was to take care of everyone and _______ of ship.
  3. 11. A post in defence services
  4. 13. First help provided to an injured person before medical help arrives
Down
  1. 1. A chance to do something.
  2. 2. First Indian woman to lead a parade
  3. 3. Who drives a ship
  4. 6. A vehicle used in defence services.
  5. 7. Most common command used in every school Assembly.
  6. 8. Conducts medical checkup and keeps everyone ready for emergency.
  7. 9. Garbage and rats on the ship can spread_______.
  8. 10. A kind of glass which reflects seven colours.
  9. 12. M.B.B.S.is a bachelor degree of ______,_____.