單項選擇題Cargo that gives off fumes that may contaminate other cargo is known as a(n) （）.

A.delicate cargo
B.dirty cargo
C.toxic cargo
D.odorous cargo


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1.單項選擇題Blood flowing from a cut artery appears（）.

A.dark red with a steady flow
B.bright red with a steady flow
C.bright red and in spurts
D.dark red and in spurts

2.單項選擇題Bleeding from a vein may be ordinarily controlled by（）.

A.applying direct pressure to the wound
B.heavy application of a disinfectant
C.pouring ice water directly onto the wound
D.pinching the wound closed

3.單項選擇題Bleeding from a vein is（）.

A.dark red and has a steady flow
B.bright red and slow
C.bright red and spurting
D.dark red and spurting

4.單項選擇題Basic emergency care for third degree electrical burn is to（）.

A.flood the burned area with warm water for two minutes
B.brush away the charred skin and wrap the burned area
C.cover the burned area with a clean cloth and transport the patient to a medical facility
D.apply ointment or spray to the burned area and wrap with a clean cloth

5.單項選擇題Atmospheres laden with coal dust or grain dust caused by loading these cargoes（）.

A.require loading operations to be shut down until the atmosphere clears
B.are toxic to human life
C.are subject to spontaneous combustion
D.may be explosive in some concentrations