Aquatic Ecosystems

Question 1

Which factors distinguish different aquatic ecosystems? Select four options.the temperature of the airthe temperature of the waterthe amount of rainfallthe amount of sunlightthe amount of dissolved oxygenthe amount of dissolved salt

Revolt · Accepted Answer

the temperature of the water; the amount of sunlight; the amount of dissolved oxygen; the amount of dissolved salt

Question 2

Which statement accurately compares fast-flowing and slow-flowing areas of streams and rivers?

Revolt · Accepted Answer

Fast-flowing areas usually contain more oxygen than slow-flowing ones.

Question 3

Which adaptation would a plant most likely have if it lived in the fast-flowing area of a stream?

Revolt · Accepted Answer

strong roots

Question 4

In which aquatic ecosystem would this tree most likely be found?

Revolt · Accepted Answer

a wetland

Question 5

Match each description with the correct ecosystem.

Revolt · Accepted Answer

This ecosystem experiences sudden changes in water level and temperature.: intertidal zone; This ecosystem contains a mix of fresh water and salt water.: estuary; This ecosystem supports many plants, which provide food for schools of fish.: neritic zone

Question 6

Match each description with the correct ecosystem.

Revolt · Accepted Answer

✔ intertidal zone; This ecosystem experiences sudden changes in water level and temperature.: intertidal zone; This ecosystem contains a mix of fresh water and salt water.: estuary; This ecosystem supports many plants, which provide food for schools of fish.: neritic zone

Question 7

✔ estuaryintertidal zoneneritic zone

Revolt · Accepted Answer

✔ estuary

Question 8

estuaryintertidal zone✔ neritic zone

Revolt · Accepted Answer

✔ neritic zone

Question 9

Which statement describes a benefit of coral reefs?

Revolt · Accepted Answer

They are home to many species of fish and marine invertebrates.

Aquatic Ecosystems Answers

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