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Question:

Eutrophication causes decrease in
  1. Dissolved hydrogen
  2. Dissolved salts
  3. Dissolved oxygen
  4. All of these






Q2. Who is responsible for managing process safety and asset integrity

  1. Operations and Maintenance Staff
  2. Projects and Engineering Staff
  3. Contracts and Procurement Staff
  4. All
Correct Answer

Q3. Which of these is not a power tool safety precaution?

  1. Never carry a tool by the cord or hose.
  2. Never yank the cord or the hose to disconnect it from the receptacle.
  3. Keep tools plugged in when not in use, before servicing, and when changing accessories such as blades, bits and cutters.
  4. Keep cords and hoses away from heat, oil, and sharp edges.
Correct Answer

Q4. Internal and external issues are discussed in which clauses?

  1. Clause 4.1
  2. Clause 6.1
  3. Clause 5.1
  4. Clause 7.1
Correct Answer

Q5. Which helmet provides electrical protection from high-voltage conductors?

  1. Class A helmets
  2. Class B helmets
  3. Class C helmets
  4. Class D helmets
Correct Answer

Q6. Which one of the following is the main cause of air pollution?

  1. Decrease in the factories
  2. Increase in the factories
  3. Increase in the seawater level
  4. Increase in the modern technologies
Correct Answer

Q7. Contamination of water with sewage is indicated by cysts of

  1. Escherichia
  2. Escherichia coli
  3. Pseudomonas
  4. Leishmania
Correct Answer

Q8. Which of the following is not true about powder-actuated tools?

  1. If a powder-actuated tool misfires, you should try to fire it again immediately.
  2. They are so dangerous they can only be powered by specially trained employees.
  3. They should never be loaded unless they are being used immediately.
  4. They require two separate motions for firing -- one to bring to tool into position and another to pull the trigger.
Correct Answer

Q9. Carbon dioxide is primarily called a greenhouse gas because

  1. Traps heat
  2. Traps light
  3. Traps warm currents
  4. None of the above
Correct Answer

Q10. What is the name for the large artery in the leg?

  1. The Carotid
  2. The Radial
  3. The Brachial
  4. The Femoral
Correct Answer










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