The Hidden World of Phytoplankton

The Hidden World of Phytoplankton

8th Grade

19 Qs

quiz-placeholder

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The Hidden World of Phytoplankton

The Hidden World of Phytoplankton

Assessment

Quiz

Biology

8th Grade

Medium

Created by

Brandy Millerschoen

Used 1+ times

FREE Resource

19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Phytoplankton are:

a type of fish

a type of aquatic plant

microscopic marine algae

a type of coral

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Phytoplankton are tiny organisms that float in ______, lakes, and rivers.

oceans

deserts

mountains

forests

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a type of phytoplankton?

Diatoms

Dinoflagellates

Cyanobacteria

All of the above

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Phytoplankton produce a large part of the Earth's oxygen, estimated to be around ____ of the oxygen we breathe.

50%

30%

70%

90%

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Phytoplankton help reduce the effects of climate change by:

producing oxygen and absorbing carbon dioxide

releasing methane into the atmosphere

increasing ocean temperatures

decreasing ocean salinity

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Phytoplankton survive in their environment by:

photosynthesis

chemosynthesis

parasitism

predation

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The challenges facing phytoplankton due to human activities and climate change include:

Increased ocean temperatures and acidification

Decreased nutrient availability

Pollution from agricultural runoff

All of the above

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