Ответы на CES тест по теме влияние сероводорода на организм

Добро пожаловать на страницу, где вы можете найти ответы на CBT тест (Computer Based Test), который еще называют Бесплатные вопросы и ответы на CES тесты для моряковCES (Crew Evaluation System) онлайн по теме «H2S Hydrogen Sulphide Awareness» (влияние сероводорода на организм). Данная страница поможет вам, как морскому специалисту улучшить свои знания с помощью открытой информации, где размещены как вопросы, так и ответы теста. Основанные на доказательных эмпирических данных и опыте морских специалистов, показательные и эффективные объединенные материалы CES/CBT тестов используются на практике в предметных областях.

Разработанные для оценки базовых знаний моряков CES & CBT тесты компании Seagull (после ребрендинга OTG) представляют собой онлайновый инструмент оценки, используемый для выявления потребностей в профессиональной подготовке, специфичных для областей знаний, определенных в ПДНВ, ответы на которые вы найдете ниже.

В процессе отбора и набора персонала, а также для измерения уровня знаний существующих офицеров и экипажа, CES тест хорошо показал себя по всем параметрам. Ocean Technologies Group использовали для создания вопросов обширные темы, которые включают:

Управление кризисными ситуациями и скоплением людей;
Интегрированная навигационная система;
Управление балластными водами;
Обработка и укладка грузов;
Управление эксплуатацией судна и безопасностью;
Морская инженерия;
Техническое обслуживание и ремонт, и многие другие темы.

Данная страница содержит ответы Seagull CES по теме «влияние сероводорода на организм», собранные из CBT тестового симулятора для помощи во время проверки компетентности команды судна, так и для личного тестирования знаний.

Тема «влияние сероводорода на организм» включает в себя теоретическую и практическую информацию, знание которой напрямую показывает профессиональность работника, занимающего соответствующую должность на борту судна. Знания, позволяющие иметь представление о физических и химических свойствах сероводорода, и симптомах его влияния на организм при контакте, использовать средства защиты, уметь обнаруживать и бороться с сероводородом на судне.

Crew Evaluation System Test ответы на этой странице по теме «H2S Hydrogen Sulphide Awareness» содержит 35 вопросов и ответы на них, которые можно использовать в случае с затруднениями в любом вопросе во время прохождения проверки на профессиональную компетентность.

Воспользуйтесь поиском, чтобы найти интересующий вас вопрос. Достаточно ввести одно слово или часть его, чтобы фильтр заработал.

Количество отображаемых вопросов: 35.

Правильные ответы отмечены знаком .

Can H₂S be dissolved into water?

Yes.

No.

How does the density of H₂S compare to that of air?

H₂S is heavier than air.

Air is heavier than H₂S.

H₂S is the same density as air.

ISGOTT recommends that workers wear a personal alarm when they may be exposed to H₂S. At what level does ISGOTT recommend that the alarm be set?

TLV-TWA.

TLV-STEL.

TLV-C.

TLV-A.

ISGOTT refers to TLVs when talking about H₂S exposure. What does “TLV” stand for in this case?

Threshold Limit Value.

Time Lower Value.

Time Limited Value.

Total Level Value.

In which one of the following places on a ship is H₂S most likely to be found?

Sewage tanks.

Drinking water tanks.

Around diesel engine cylinder heads.

The galley.

Over what time are the H₂S levels averaged when calculating ISGOTT’s TLV-TWA?

8 hours.

15 minutes.

1 hour.

24 hours.

Select all the symptoms that you think may be symptoms of harmful exposure to H₂S?

Coughing.

Eye irritation.

Sickness.

Sleepiness.

Select all the symptoms that you think may be symptoms of harmful exposure to H₂S?

Sleepiness.

Loss of reasoning and balance.

Unconsciousness.

Stopped breathing.

What does ISGOTT recommend that you do when the H₂S level is expected to rise rapidly, such as when removing cargo line blanks?

Wear SCBA.

Run a fan nearby to blow the gas away.

Take H₂S readings more often.

Undo the bolts at arm’s length.

What is the ISGOTT Time Weighted Average exposure limit (TLV-TWA) quoted for H₂S in this module?

5 ppm.

10 ppm.

15 ppm.

20 ppm.

What is the allowable exposure limit for H₂S?

There is no single allowable limit. Different regulations set different limits.

30 ppm.

2 ppm.

10 %.

Which of the following best describes how a gas detection tube is used to find out if H₂S is present in a space?

The amount of colour change in the tube gives an H₂ reading.

The glass tube will become cloudy if H₂S is present.

The tube turns blue if H₂S is present.

The amount of electric current passing through the tube gives an H₂S reading.

Which of the following best describes the effect on your skin caused by exposure to H₂S over long periods?

Various skin disorders.

Skin turns blue.

Skin turns yellow.

No effect, provided a cotton boiler suit is worn.

Which of the following best describes the possible effect of drinking alcohol before being exposed to H₂S?

The effects of H₂S are worse.

It has no effect.

The effects of H₂S are less.

H₂S reacts with the alcohol on your breath causing mouth burns.

Which of the following is the best action if you begin to show symptoms of H₂S exposure?

Get fresh air, leave the work area and call for help.

Take a 15-minute break and resume work.

Keep working and call for help.

Ignore the symptoms and continue working.

Which one of the following best describes a major safety hazard of H₂S?

It is explosive.

It loses its rotten egg smell.

It causes corrosion.

It burns with a yellow flame.

Which one of the following best describes the effect of exposure to a low level of H₂S on your eyes?

Minor eye irritation.

Change in eye colour.

Permanent eye damage.

Reduced vision due to the gas cloud.

Which one of the following best describes the factors that decide how much H₂S exposure affects your body?

Frequency, intensity and duration of exposure as well as individual factors.

Frequency and intensity of exposure as well as individual factors.

Intensity and duration of exposure.

Frequency and intensity of exposure.

Which one of the following best describes why we often use a time weighted average when measuring H₂S exposure?

It measures two of the most important factors which determine the harm caused by H₂S.

Concentrations of H₂S are constantly changing and readings need to be averaged.

It allows you to work in high levels of H₂S so long as you take the next day off.

It is easier to measure than the instant value of H₂S.

Which one of the following describes how H₂S would normally enter your body while on board a ship?

Absorption and inhalation.

Injection and ingestion.

Ingestion and absorption.

Injection and absorption.

Which one of the following describes how an electric meter can be used to safely measure H₂S, a flammable gas?

The meter is certified for use in explosive atmospheres.

The meter is powered by a hand crank.

The meter is powered by a piezo-electric cell.

The meter is kept in the accommodation and sample is taken via a rubber tube.

Which one of the following describes the main source of the H₂S found on board ships?

Natural organic decay.

Atmospheric pollution.

Rusting of steel.

Anti-corrosion paint.

Which one of the following describes the most likely way H₂S can be brought on board a ship?

Bunkering residual fuel oil.

Loading fresh water.

Taking on harbour water as ballast.

Bunkering lube oil.

Which one of the following does ISGOTT recommend you do if your personal H₂S alarm sounds while you are at the bottom of a cargo tank?

Use an emergency air supply while you move to a safe area.

Start to calculate your time weighted average exposure since you started work.

Climb the vertical ladder to the tank entrance.

Test the alarm.

Which one of the following is a symptom of H₂S exposure?

Nausea or sickness.

Loss of hearing.

Dilated pupils.

Shivering.

Which one of the following is the best way to approach a workplace where H₂S is expected to be, according to this module?

Approach while using a detector which takes continuous H₂S measurements.

Wear an EEBD set.

Do not enter the workplace.

Keep clear by testing for H₂S using a sample tube on a long stick.

Which one of the following is the best way to approach a workplace where H₂S is suspected to be, if continuous monitoring is not available?

Wear a positive pressure SCBA until H₂S levels have been shown to be safe.

Do not approach the workplace.

Hold your breath until H₂S levels have been shown to be safe.

Keep clear by testing for H₂S using a long rubber sample tube.

Which one of the following may protect you from H₂S, while you give artificial respiration on a ship to someone who has been exposed to H₂S?

A pocket face mask.

A defibrillator.

Using gloves.

A mechanical resuscitation pump.

Which one of the following statements about H₂S is true?

H₂S may still remain in an oil cargo tank after gas freeing.

Crude oil washing will remove all H₂S from an oil cargo tank.

Water washing will remove all H₂S from an oil cargo tank.

An oil cargo tank with an oxygen level of 20 % will not contain H₂S.

Which one of these statements correctly describes the colour of H₂S?

Colourless.

Yellow.

Blue.

Green.

Which one of these statements correctly describes the smell of H₂S?

It smells like rotten-eggs.

It has no smell.

It smells like wet grass.

It smells like lemons.

Which one of these statements correctly describes what happens when we try to burn H₂S?

H₂S burns in air with a blue flame.

H₂S will not burn.

H₂S will burn in pure oxygen but not in air.

H₂S burns in air with an orange flame.

Which option best describes what happens if you breathe so much H₂S into your lungs that your body is unable to break it down?

Your lungs will stop working and you can suffocate and die.

You will die of pneumonia.

You will develop skin cancer.

Your throat will become very red and sore.

Why is it dangerous to rely on your sense of smell to detect the presence of H₂S?

H₂S can cause you to lose your sense of smell.

H₂S has no smell.

H₂S only has a smell when the concentration is above safe working limits.

H₂S does not have a recognisable smell.

You start to smell H₂S while working. Which one of the following would you expect to be the first symptom you notice if H₂S levels continue to rise?

Eyes start to water.

Skin turns red.

Hands turn red.

Trouble breathing.