The Mighty Phytoplankton Quiz
Authored by Aquatic Ecology
Biology
12th Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of phytoplankton in the ocean?
Regulating ocean temperature
Producing oxygen
Filtering seawater
Creating habitats for marine life
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main process by which phytoplankton produce food?
Chemical synthesis
Respiration
Digestion
Photosynthesis
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a type of phytoplankton ?
Armored diatoms
Jellyfish
Whip-tailed dinoflagellates
Cyanobacteria
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of coccolithophores in the ocean ecosystem?
Producing oxygen
Attracting marine mammals
Regulating ocean acidity
Creating coral reefs
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What event in Earth's history is credited to the evolution of cyanobacteria?
The Dinosaur Extinction
The Cambrian Explosion
The Ice Age
The Great Oxidation Event
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of the calcium carbonate shells produced by coccolithophores?
Creating underwater caves
Providing food for other organisms
Regulating ocean pH
Attracting tourists
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the estimated percentage of carbon dioxide consumed by phytoplankton compared to all plants on land?
100%
75%
50%
25%
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