Edible Seaweed

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Which mode of transport is considered the least environmentally damaging when its productive value is taken into consideration?

Road transport

Shipping (correct)

Air transport

Rail transport

What was IMO's original mandate primarily concerned with?

Marine pollution prevention

Shipping industry regulations

Maritime safety (correct)

Marine environment protection

Which convention made IMO assume responsibility for pollution issues?

International Convention for the prevention of pollution of the sea by oil (correct)

International Convention for the Control and Management of Ships' Ballast Water and Sediments

International Convention on Load Lines

International Convention for the Safety of Life at Sea

How many treaty instruments related to international shipping has IMO adopted so far?

51 Signup and view all the answers

Which of the following is NOT a reason why the ocean is important for human survival?

Serving as a source of freshwater Signup and view all the answers

What percentage of the world's protein comes from the sea?

5% Signup and view all the answers

Which zone of the marine ecosystem receives sufficient sunlight for normal photosynthetic activity?

Aphotic zone above the surface Signup and view all the answers

What is the primary role of phytoplankton in the ocean?

Absorbing carbon dioxide and releasing oxygen Signup and view all the answers

Which percentage of the energy entering each level is stored and stays at that level?

10% Signup and view all the answers

What happens to the energy as you move up the trophic levels?

It decreases Signup and view all the answers

Why do tertiary consumers have fewer population numbers in most food chains?

They have less energy available to support them Signup and view all the answers

Why is energy flow shown in the shape of a pyramid?

To represent the decreasing amount of energy Signup and view all the answers

Which two main classes of phytoplankton are mentioned in the text?

Dinoflagellates and diatoms Signup and view all the answers

What can happen when too many nutrients are available to phytoplankton?

They form harmful algal blooms Signup and view all the answers

What are primary consumers in aquatic food webs?

Zooplankton, small fish, and crustaceans Signup and view all the answers

What happens to organic material that sinks to the bottom of the ocean?

It decomposes and becomes nutrients for producers Signup and view all the answers

Which international convention was adopted in 1973 to prevent marine pollution by oil?

International Convention for the Prevention of Pollution from Ships (MARPOL) Signup and view all the answers

Which international instrument regulates oil pollution preparedness, response, and co-operation?

International Convention for the Control of Harmful Anti-fouling Systems on Ships Signup and view all the answers

What is the objective of the International Maritime Organization (IMO)?

To regulate marine pollution and prevent pollution of the sea by dumping of wastes Signup and view all the answers

What is the primary source of protein for over a billion people?

Seafood from the ocean Signup and view all the answers

Which organization is responsible for adopting measures to prevent and control pollution caused by ships?

International Maritime Organization (IMO) Signup and view all the answers

What is the main function of the Marine Environment Protection Committee (MEPC)?

To prevent and control pollution caused by ships Signup and view all the answers

How many treaty instruments related to international shipping has IMO adopted so far?

51 Signup and view all the answers

Which mode of transport is statistically considered the least environmentally damaging?

Shipping Signup and view all the answers

Which of the following is NOT a service provided by healthy marine ecosystems?

Protection against coastal erosion Signup and view all the answers

What is the primary role of phytoplankton in the ocean?

Producing oxygen Signup and view all the answers

What is the aphotic zone in the marine ecosystem?

The zone below 1,000 meters where no sunlight reaches Signup and view all the answers

What is the primary source of oxygen on Earth?

Oceans Signup and view all the answers

Which international convention regulates the safe and environmentally sound recycling of ships?

Hong Kong Convention Signup and view all the answers

What is the purpose of the Integrated Technical Co-operation Programme (ITCP) established by IMO?

To assist countries in building up their human and institutional capacities for compliance with IMO's regulatory framework Signup and view all the answers

What does the International Convention for the Prevention of Pollution from Ships (MARPOL) primarily address?

Marine pollution by oil Signup and view all the answers

What is the main role of seafarers in relation to the sea?

To promote marine environmental awareness Signup and view all the answers

What is the percentage of energy that is stored and stays at each trophic level?

90% Signup and view all the answers

What happens to the energy as it moves up the trophic levels?

It decreases Signup and view all the answers

Why do tertiary consumers have fewer population numbers in most food chains?

They have less energy available to support them Signup and view all the answers

Why is energy flow shown in the shape of a pyramid?

To represent the decreasing amount of energy at each trophic level Signup and view all the answers

Edible Seaweed

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Questions and Answers

Which mode of transport is considered the least environmentally damaging when its productive value is taken into consideration?

What was IMO's original mandate primarily concerned with?

Which convention made IMO assume responsibility for pollution issues?

How many treaty instruments related to international shipping has IMO adopted so far?

Which of the following is NOT a reason why the ocean is important for human survival?

What percentage of the world's protein comes from the sea?

Which zone of the marine ecosystem receives sufficient sunlight for normal photosynthetic activity?

What is the primary role of phytoplankton in the ocean?

Which percentage of the energy entering each level is stored and stays at that level?

What happens to the energy as you move up the trophic levels?

Why do tertiary consumers have fewer population numbers in most food chains?

Why is energy flow shown in the shape of a pyramid?

Which two main classes of phytoplankton are mentioned in the text?

What can happen when too many nutrients are available to phytoplankton?

What are primary consumers in aquatic food webs?

What happens to organic material that sinks to the bottom of the ocean?

Which international convention was adopted in 1973 to prevent marine pollution by oil?

Which international instrument regulates oil pollution preparedness, response, and co-operation?

What is the objective of the International Maritime Organization (IMO)?

What is the primary source of protein for over a billion people?

Which organization is responsible for adopting measures to prevent and control pollution caused by ships?

What is the main function of the Marine Environment Protection Committee (MEPC)?

How many treaty instruments related to international shipping has IMO adopted so far?

Which mode of transport is statistically considered the least environmentally damaging?

Which of the following is NOT a service provided by healthy marine ecosystems?

What is the primary role of phytoplankton in the ocean?

What is the aphotic zone in the marine ecosystem?

What is the primary source of oxygen on Earth?

Which international convention regulates the safe and environmentally sound recycling of ships?

What is the purpose of the Integrated Technical Co-operation Programme (ITCP) established by IMO?

What does the International Convention for the Prevention of Pollution from Ships (MARPOL) primarily address?

What is the main role of seafarers in relation to the sea?

What is the percentage of energy that is stored and stays at each trophic level?

What happens to the energy as it moves up the trophic levels?

Why do tertiary consumers have fewer population numbers in most food chains?

Why is energy flow shown in the shape of a pyramid?

Which two types of phytoplankton rely on flagella to move through the water?

Which organisms are considered top predators in the ocean?

Which organisms decompose organic material at the bottom of the ocean?

Which organisms can create energy without sunlight using chemosynthesis?

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