OSE-B U3 L1-5: Zombie Fires & the Arctic Circle Test Review

Front

What is the correct equation for photosynthesis?

Back

carbon dioxide + water -> oxygen + sugar + Energy

Front

How is peat formed?

Back

when partially decomposed organic matter accumulates in dense layers under water

Front

What is one reason why zombie fires are difficult to monitor?

Back

They occur underground

Front

Which of the following is a consequence of permafrost thawing due to zombie fires?

Back

Release of stored carbon dioxide

Front

What is permafrost?

Back

ground that remains frozen for at least two years in a row

Front

What is the role of carbon dioxide in photosynthesis?

Back

It is a reactant that plants use to produce oxygen and sugar.

Front

What are zombie fires?

Back

Fires that smolder underground and can reignite after being thought to be extinguished.

Front

Why is the Arctic Circle significant in the study of climate change?

Back

It is experiencing rapid warming and changes in permafrost and ecosystems.

Front

What is the impact of thawing permafrost on global warming?

Back

It releases greenhouse gases like carbon dioxide and methane into the atmosphere.

Front

What is the relationship between peat and carbon storage?

Back

Peat acts as a carbon sink, storing carbon that would otherwise contribute to atmospheric CO2.