Plumber and Sanitary MCQ Questions and Answers Quiz

11. The term used to describe the purging of air from supply pipes is commonly known as what?

  1. Bleeding
  2. Flushing
  3. Flooding
  4. Clearing

12. What is the colour code for plastic waste bin?

  1. Red
  2. Blue
  3. Green
  4. Yellow

13. What is the colour code of bins for waste paper segregation?

  1. Red
  2. Blue
  3. Black
  4. Green

14. What is the first step of avoiding accident in work place?

  1. By wearing safety equipment
  2. Doing things in ones own way
  3. By observing safety precautions
  4. Doing things with a highly skilled working practice

15. What is the immediate action to be taken in the event of fire?

  1. Raise an alarm
  2. Close doors and windows
  3. Inform floor incharge
  4. Call medical assistance

16. What is the name of the device used to deter the reverse flow of water in the plumbing system, usually required on exterior spigot heads?

  1. Backwash coupling device
  2. Backflow prevention device
  3. Back pressure device
  4. Back water device

17. What is the name of the device used to insure that the contents of a pipe are only allowed to flow in one direction?

  1. Trap valve
  2. Safety valve
  3. Ball valve
  4. Check valve

18. What is the period referred as golden hours?

  1. First 30 minutes after incident
  2. First 30 minutes after first aid
  3. First 45 minutes of admission
  4. First 60 minutes after treatment

19. What substance must be used before soldering a pipe?

  1. Bond
  2. Seal
  3. Flux
  4. Dope

20. What term is used to describe the slope, fall or pitch of a pipe?

  1. Decline
  2. Grade
  3. Rake
  4. Run

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