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Algae review

Total questions: 8

Worksheet time: 4mins

Name
Class
Date
1.

Algae have evolved specifically to harm humans

a)

True

b)

False

c)

Unclear

2.

What proportion of global oxygen is produced in aquatic systems

a)

10%

b)

25%

c)

50%

d)

75%

e)

90%

3.

Green Algae are:

a)

Bacteria

b)

Fungi

c)

Eukaryotes

d)

Archaea

e)

None of these

4.

Which HAB taxa was responsible for the 2014 Toledo water shutdown?

a)

Prochlorococcus spp.

b)

Alexandrium spp.

c)

Microcystis aeruginosa

d)

Emiliania huxleyi

e)

None of these

5.

Which is NOT a strength of industrial algal applications

a)

Can grow in substandard water

b)

Can grow in non-agricultural areas

c)

No need to add carbon

d)

Takes carbon dioxide from atmosphere

e)

All of these are strengths

6.

Giant Kelp obtains nutrients from

a)

Endosymbionts

b)

Sediment via roots

c)

Water via fronds

d)

Makes all its own

7.

Algae have xylem and phloem

a)

True

b)

False

c)

Some do

8.

A dead zone is a:

a)

low oxygen zone in water

b)

toxic zone of an environment

c)

zone where nothing can live

d)

None of these

e)

All of these