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Fresh Water Management

CBT 36 questions

First 5 of 36 questions — with answers

The correct answer is marked. Unlock the rest to study the whole test, online or offline.

  1. Question 1

    According to this module, how often should potable water on a vessel be tested for E.coli bacteria? Select the ONE correct answer.
    • Every 3 months.
    • Every 6 months.
    • Every month.
    • Every week.

  2. Question 2

    Approximately, how long does chlorine take to disinfect water? Select the ONE correct answer.
    • 5 minutes.
    • 30 minutes.
    • 60 minutes.
    • 6 hours.

  3. Question 3

    Choose the ONE option that best completes the following statement. A shore company supplying water to a vessel should ...
    • ... ensure the water is free from pollutants and contaminants.
    • ... deliver the water free of charge because it is a basic need.
    • ... ensure the water is delivered at a reasonable pressure.
    • ... treat the water more thoroughly than they would for local people.

  4. Question 4

    Choose the ONE option that correctly completes the following statement. An upland water reservoir ...
    • ... contains nothing but pure water.
    • ... is fed by rivers and streams draining surrounding land.
    • ... is filled with water from underground wells.
    • ... is usually totally covered.

  5. Question 5

    Disinfectants should kill bacteria, viruses and micro-organisms when they are first added to potable water. What other property is desirable for a disinfectant? Select the ONE best answer.
    • It should give long term protection.
    • It should be easy to administer.
    • It should protect pipework from corrosion.
    • It should protect the water from chemicals.

Preview — 5 of 36 questions

You are seeing the first 5 questions with answers. Unlock the remaining 31 to study the whole test — online or offline.

About this CBT test

Fresh Water Management is a CBT test with 36 questions and verified answers. Common topics include: potable water, fresh, treatment, system, bacteria, disinfect, reservoir, disinfectant.

You can practise the free questions online — one at a time, with the correct answer — or unlock the whole test and download it to study offline, without internet.

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