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Understanding Ecosystem Succession

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Questions and Answers

What is the main difference between primary and secondary succession?

Primary succession occurs on a previously existing community, while secondary succession develops a new community from scratch (correct)

Primary succession involves pioneer species, while secondary succession has stages of change

Primary succession happens on a previously existing community, while secondary succession involves pioneer species

Primary succession develops a new community from scratch, while secondary succession has been researched more

Which type of species in secondary succession have a short life span and can disperse quickly?

Mature species

Climax species

Decomposer species

Pioneer species (correct)

What type of disturbances can trigger ecological succession in aquatic ecosystems?

Tornadoes and hurricanes

Floods and droughts (correct)

Earthquakes and volcanic eruptions

Volcanic eruptions and thunderstorms

Why is terrestrial succession better understood compared to aquatic succession?

Terrestrial ecosystems have been studied more intensively Signup and view all the answers

What is one common outcome of disturbances that trigger succession in aquatic ecosystems?

Death of organisms in the water Signup and view all the answers

What is the purpose of dredging in aquatic ecosystems?

To remove sediment and make the water deeper Signup and view all the answers

Why do most bodies of water, apart from oceans, have the potential to convert into terrestrial ecosystems?

Because they are temporary bodies of water Signup and view all the answers

In what way does dredging help prevent the conversion of aquatic ecosystems into terrestrial ecosystems?

By removing sediment and keeping the water deeper Signup and view all the answers

What results from the construction of dams in aquatic ecosystems?

Succession into terrestrial or semi-aquatic environments Signup and view all the answers

What is the key factor that contributes to the difference in stages of change between terrestrial and aquatic succession?

Variation in species and community structures Signup and view all the answers