Marine Environment MCQs

What is the main purpose of MARPOL Annex VI?

• Control of ballast water

• Prevention of oil spills

• Prevention of air pollution from ships

• Regulation of ship noise

What is the global sulfur cap for marine fuels as of 2020?

• 1.00%

• 0.50%

• 0.10%

• 2.00%

What is the sulfur limit within Emission Control Areas (ECAs)?

• 0.50%

• 0.10%

• 1.00%

• 2.00%

What system is used to remove sulfur oxides from ship exhaust gases?

• EEDI

• SEEMP

• Scrubbers (Exhaust Gas Cleaning Systems)

• Ballast exchange

What is used to control NOx emissions in ship engines?

• Filters

• Selective Catalytic Reduction (SCR) systems

• Dehumidifiers

• Oil separators

What does the acronym EEDI stand for?

• Emission Energy Directive Index

• Energy Efficiency Design Index

• Environmental Emission Designation Initiative

• Engine Emission Deployment Indicator

What is the purpose of the SEEMP?

• Improve ship energy efficiency

• Control ballast water

• Measure sulfur levels

• Paint hulls

Which of the following is prohibited under MARPOL Annex VI?

• Use of LNG

• Fuel oil with 0.5% sulfur

• Ozone-depleting substances

• Low NOx engines

What is the Carbon Intensity Indicator (CII) used for?

• Engine power control

• Measuring a ship’s operational carbon efficiency

• Sulfur monitoring

• Scrubber capacity

Which year did the IMO implement a global 0.50% sulfur cap?

• 2015

• 2018

• 2020

• 2023