Good and Bad Algae

An algal bloom is the rapid growth of a population of

• fungi

• protozoans

• algae

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NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What might cause red tides?

• increase in nutrients in the water.

• increase in oxygen in the water.

• decrease in plant life in the water.

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NGSS.MS-LS2-1

NGSS.MS-LS2-4

In general, algal blooms occur when

• toxins accumulate in shellfish.

• nutrients decrease in the water.

• nutrients increase in the water.

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NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

The rapid growth of a population of algae in either a freshwater or saltwater environment is call a(n)

• red tide

• algal bloom

• protozoan

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NGSS.MS-LS2-1

NGSS.MS-LS2-4

Red tides are usually dangerous when _______________ produced by the algae become concentrated in the bodies of organisms that eat the algae.

• toxins

• water

• waste

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NGSS.MS-LS2-4

NGSS.MS-LS2-5

Diatoms and dinoflagellates are examples of plant-like protists, which are commonly called

• ciliates

• protozoans

• algae

What does HAB stand for

• Healthcare Advisory Board

• Harmful Algal Blooms

• Heavy Algal Blooms

• Habitation module

Tags

NGSS.MS-LS2-5

Algal blooms do not actually discolor the water.

• True

• False