單項選擇題The most likely place for a fire to start through the process of spontaneous combustion is in （）.

A.an electrical switchboard
B.the pressure tanks
C.the fuel oil tanks
D.the oily rag bin


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1.單項選擇題Which of the circumstances listed is an exception to the garbage discharge requirements in Annex V to MARPOL 73/78?（）

A.The garbage to be discharged will sink
B.Garbage accumulation onboard has exceeded storage space
C.A person falls overboard, and a plastic ice chest is thrown for flotation
D.The destination port or terminal cannot receive garbage

2.單項選擇題In which of the areas listed is a fire resulting from spontaneous combustion most likely to occur?（）

A.Engine room bilges
B.Paint locker
C.Battery storage locker
D.Fuel oil tank

4.單項選擇題Why should you wear a self-contained breathing apparatus before entering the engine room after the fixed CO2 system has been discharged to combat a major fire?（）

A.Because carbon dioxide dilutes the oxygen concentration in the atmosphere and may cause asphyxiation
B.Because carbon dioxide breaks down in a fire into carbon monoxide which may cause blood poisoning in the person breathing this gas
C.Because carbon dioxide is a colorless and odorless gas that becomes highly toxic in the presence of high temperatures and will quickly incapacitate a person exposed to this gas
D.This action is unnecessary as carbon dioxide is not poisonous nor toxic but is a relatively harmless gas

5.單項選擇題A person on a fixed, or floating platform engaged in oil exploration, located 10 nautical miles from nearest land MAY discharge （）.

A.food waste
B.food, ground to less than 1"
C.paper, ground to less than 1"
D.None of the above