Hotel Service Unit 18 Q3 Quiz

Correct Answer:
A) It ensures separated oil is stored securely until disposal

Explanation:
The oil drain tank holds the separated oil, preventing it from being discharged overboard and ensuring proper disposal.

Correct Answer:
B) To prevent contamination of processed water

Explanation:
Backflow can contaminate already processed water, compromising the system’s effectiveness and potentially leading to non-compliant discharge.

Correct Answer:
A) By shutting off discharge if oil content exceeds the allowable limit

Explanation:
The probe detects excessive oil levels and triggers a response to halt discharge, preventing regulatory violations and environmental harm.

Correct Answer:
B) To ensure discharged water meets the 15 ppm oil content limit

Explanation:
The monitor measures the oil content in the discharged water, ensuring it meets the 15 ppm limit set by MARPOL Annex I for environmental compliance.

Correct Answer:
B) To prevent backflow into the OWS system

Explanation:
A vacuum breaker prevents backflow by allowing air into the line, ensuring that contaminated water does not re-enter the OWS.

Correct Answer:
B) It allows for controlled discharge of bilge water when conditions permit

Explanation:
The holding tank allows bilge water to be processed and discharged under appropriate conditions, ensuring compliance with discharge regulations.

Correct Answer:
B) To temporarily store bilge water before processing

Explanation:
The bilge holding tank temporarily stores bilge water, allowing it to be processed by the OWS at an appropriate flow rate for effective separation.

Correct Answer:
B) To detect the presence of oil in bilge water before discharge

Explanation:
The oil detection probe senses oil content in the bilge water, allowing the system to ensure compliance with discharge standards.

Correct Answer:
B) To comply with environmental regulations and prevent marine pollution

Explanation:
Monitoring the oil content helps prevent pollution by ensuring that only water meeting regulatory standards is discharged into the ocean.

Correct Answer:
A) To collect and hold separated oil from the bilge water

Explanation:
The oil drain tank collects the separated oil from bilge water processing, allowing it to be safely stored and later disposed of according to environmental regulations.