Carbon Cycle in Water Check for Understanding

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By what mechanism does CO2 move into/out of the ocean?

1 point

Active tranport

Magic

Osmosis

Diffusion

Clear selection

Match the molecule to the labeled structure. *

5 points

Calcium carbonate

Carbonate

Bicarbonate

Carbon dioxide

Carbonic acid

Carbonic acid has how many hydrogen atoms?

1 point

Clear selection

In a mollusk, a structure called the mantle builds the shell by combining: *

1 point

Carbonate

Carbonic acid

Bicarbonate

Water

Carbon dioxide

Calcium

Required

This is a brain coral skeleton. Corals are: *

1 point

coccolithophores

cnidaria

echinodermata

mollusca

There are three major types of rock. Which type forms when particles settle out of water or air and accumulate in layers? *

This is beyond the scope of IB Biology, but still excellent science!

1 point

igneous

metamorphic

sedimentary

There are three major types of rock. Which type results when existing rocks are changed by heat, pressure, or reactive fluids *

This is beyond the scope of IB Biology, but still excellent science!

1 point

igneous

sedimentary

metamorphic

There are three major types of rock. Which type forms when magma or lava cools and solidifies? *

This is beyond the scope of IB Biology, but still excellent science!

1 point

sedimentary

metamorphic

igneous

Which type of sedimentary rock is formed in marine environments where large deposits of organisms and CaCO3 precipitation build up over time. *

1 point

dolomite

limestone

shale

coal

Match the carbon cycle flux with the letter in the diagram *

8 points

Lithification

Decomposition

Respiration

Combustion

Fossilization

Diffusion

Photosynthesis

Feeding

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