What are triglycerides made from?

Three fatty acid molecules and a glycerol molecule

Two fatty acid molecules and a glucose molecule

Three glucose molecules and a glycerol molecule

Two glucose molecules and a fatty acid molecule

Which of the following is NOT a function of proteins in living organisms?

Forming part of bones and muscles

What factors affect the concentration of gases in ocean water?

Temperature of the water, atmospheric concentration of each gas, amount of mixing of water at the surface

Salinity of the water, depth of the ocean, presence of marine life

Wind speed, sunlight exposure, ocean currents

pH level of the water, presence of algae, water clarity

What is excretion in marine organisms?

The removal of waste produced by chemical reactions

The process of absorbing nutrients from the water

The conversion of carbon dioxide into oxygen

The breakdown of dead organic matter

What causes coastal upwelling?

Surface winds blowing parallel to the shore

Surface winds blowing perpendicular to the shore

Warm water sinking to the ocean floor

Cold water rising due to temperature differences

What is the effect of high infiltration rates on surface run-off?

Has no effect on surface run-off

Define leaching in the context of run-off.

The removal of water-soluble nutrients from the soil

The process of water evaporating from the ocean

The infiltration of water into the soil

The condensation of water vapor into clouds

What can excess nutrients in run-off lead to?

Marine dead zones and harmful algal blooms

What is the main way nutrients are added to the water at hydrothermal vents?

Through the dissolution of minerals in superheated water

What is the role of ash from volcanic eruptions in the ocean?

It fertilizes the ocean and increases primary productivity

It decreases primary productivity

It dissolves and removes nutrients

Particles of organic matter that fall from the surface of the ocean

Snow that falls in marine regions

Icebergs that form in the ocean

Salt deposits found on the ocean floor

How do nutrients move through the food chain in the ocean?

By being fixed into usable organic compounds by producers

By being absorbed directly by fish

By being evaporated into the atmosphere

What is "marine snow" primarily composed of?

Organic matter from organisms in the surface layers

Snow that reaches the bottom layers of the ocean

Which of the following is NOT a way carbon enters the ocean?

Dissolving of carbon dioxide from the atmosphere

Photosynthesis by marine plants

What is the role of algae and photosynthetic bacteria in the carbon cycle?

They fix carbon dioxide into glucose.

They release carbon dioxide into the atmosphere.

What is a potential negative effect of ocean acidification on marine life?

Weakening of shells of marine organisms.

Increased growth of phytoplankton.

Strengthening of coral skeletons.

Enhanced photosynthesis in algae.

How are fossil fuels formed in the carbon cycle?

From dead plants and organic matter.

From the combustion of carbon dioxide.

From the decomposition of marine animals.

From the erosion of sedimentary rocks.

Explain how nutrients move from the abiotic to the biotic part of a nutrient cycle.

Through photosynthesis and feeding.

Through combustion and respiration.

Through sedimentation and erosion.

Through diffusion and dissolving.

Describe how nutrients move within the biotic part of the cycle.

Through feeding and decomposition.

Through diffusion and dissolving.

Through combustion and respiration.

Through sedimentation and erosion.

Name two places where you would find nutrient ions within the abiotic part of a nutrient cycle.

Sedimentary rock and fossil fuels.

Decomposers and dead organic matter.

Photosynthesis and respiration.

Explain why harvesting is important in marine nutrient cycles and explain whether you think it is beneficial or harmful.

Harvesting removes nutrients, which can be both beneficial and harmful.

Harvesting adds nutrients, which is always beneficial.

Harvesting removes nutrients, which is always harmful.

Harvesting adds nutrients, which can be both beneficial and harmful.

Chapter 3.3 AICE Marine Quiz

40 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is the role of nitrogen in living organisms?

It is used to make chlorophyll.

It is used to make amino acids, proteins, and DNA.

It is used to make bones and shells.

It is used to make glucose.

Tags

NGSS.MS-LS2-3

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which element is essential for photosynthesis?

Calcium

Phosphorus

Magnesium

Nitrogen

Tags

NGSS.MS-LS1-6

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is a polymer?

A small molecule that forms part of a larger structure.

A large molecule made from many repeating smaller sub-units.

A molecule that breaks down into smaller units.

A single unit that cannot be broken down further.

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What happens during the condensation reaction?

A molecule of water is added to break a chemical bond.

Two molecules bond to form a larger molecule with water released as a by-product.

A molecule of water is removed to form a chemical bond.

Molecules are broken down into smaller units.

Tags

NGSS.HS-LS1-6

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What are carbohydrates made from?

Carbon, hydrogen, and nitrogen

Carbon, hydrogen, and oxygen

Carbon, nitrogen, and oxygen

Hydrogen, oxygen, and phosphorus

Tags

NGSS.HS-LS1-6

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which carbohydrate is used for energy storage in plant and algal cells?

Cellulose

Glycogen

Starch

Chitin

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is the main structural carbohydrate in plant cell walls?

Starch

Glycogen

Cellulose

Chitin

Tags

NGSS.MS-LS1-2

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Chapter 3.3 AICE Marine

What is the role of nitrogen in living organisms?

Which element is essential for photosynthesis?

What is a polymer?

What happens during the condensation reaction?

What are carbohydrates made from?

Which carbohydrate is used for energy storage in plant and algal cells?

What is the main structural carbohydrate in plant cell walls?

What type of bonds join individual cellulose molecules together?

What are triglycerides made from?

What are proteins formed from?

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