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Q1: Which group of oil products given in the options is most likely to require a clean-up response in the event of a spill into the sea?
A: Crude oil, heavy diesel and lubricating oilsQ2: Which one of the marine environments given in the options is most vulnerable to oil pollution?
A: Mangrove forestQ3: Select the option that most accurately completes the following statement. ‘MARPOL first entered into force in…
A: …1978’ * (the correct answer should be 1983, but not sure why it’s marked wrong)Q4: Which one of the given options is considered a chronic toxic effect of chemicals rather than an acute effect?
A: Problems with reproductionQ5: Which of the statements given in the options is FALSE?
A: Discharge of sewage often leads to problems in the open oceanQ6: Select the option that most accurately completes the following statement. ‘Bioaccumulation can be defined as…
A: …the process by which chemicals are broken down by organisms’ * (correct answer should be “…the process by which chemicals tend to reach higher concentrations high in the food chain'” instead though?)Q7: Which one of the statements given in the options is FALSE?
A: When animals eat plastic they always pass them out with body wasteQ8: How big are the ‘pools of garbage’ in the Pacific Ocean estimated to be?
A: The size of continent EuropeQ9: Select the option that most accurately completes the following statement. ‘Dumping plastic at sea is…
A: never allowed’Q10: Select the option that most accurately completes the following statement. ‘The main problem with microplastics being present in the marine environment is that…
A: they may be eaten by small animals and enter the food chain’Q11: Select the option that most accurately completes the following statement. ‘Once animals get entangled in solid waste it is a problem because…
A: they may drown, suffocate, get injured or have trouble finding food’Q12: Which of the given options are the components of ships’ diesel engine exhaust gas emissions that are the main contributors to acidification and acid rain formation?
A: SOx and NOxQ13: Select the option that most accurately completes the following statement. ‘The natural greenhouse effect is a good thing because…
A: …without it the average world temperatures would be -18 degrees celcius’Q14: Select the option that most accurately completes the following statement. ‘In relation to climate change, the scientific community agree…
A: …that the climate is changing and that humans play a role in this’Q15: Which one of the given options best represents the main constituents that make up the exhaust gas emissions from ships’ diesel engines?
A: CO2, SOx, NOx and PMQ16: Select the option that most accurately completes the following statement. ‘Emissions of SOx and small particles (PM) from ships into the atmosphere are relatively high because…
A: …heavy fuel oil contains high concentrations of sulphur’Q17: Which one of the given options is the most accurate definition of the term ‘invasive species’ in relation to the marine environment?
A: Alien species that become a pest in a new environmentQ18: Select the option that most accurately completes the following statement. ‘Antifouling paint containing tributyltin has been prohibited by IMO because…
A: …it caused toxic effects in marine organisms’Q19: Which one of the statements given in the options is NOT true in relation to invasive marine species?
A: Invasive toxic algae kill shellfish like musselsQ20: With reference to ballast water, which ONE of the statements given in the options is FALSE?
A: Faster ships make it harder for marine species to travelAdditional questions:
Q: Which of the combinations given in the options are the main components of diesel engine exhaust gas emissions that may cause health problems for humans?
A: SOx and PMQ: Select the option that most accurately completes the following statement. ‘Once microplastics are ingested by small animals at low levels in the food chain…
A: …the chemicals contained in the plastic enters their body tissues and are passed on to organisms higher in the food chain’Q: Select the option that most accurately completes the following statement. ‘Climate change is defined as…
A: …any change of climate over time which may be due to natural causes or as a result of human activity’Q: Approximately how long does it take for a plastic bottle to break down in the marine environment?
A: 450 years
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