Plankton

Question 1

Zooplankton are tiny animals.

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	True
	False

Question 2

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	zooplankton
	phytoplankton
	prokaryotes
	eukaryotes

Question 3

All plankton are microscopic (too small to see without a microscope).

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	True
	False

Question 4

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	A few dozen cells
	Millions of cells
	Hundreds of cells
	Thousands of cells

Question 5

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	it makes the water more acidic.
	it kills large predators like sharks.
	it makes the water saltier.

Question 6

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	the ocean
	zooplankton
	algae
	prokaryotes

Question 7

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	aquatic (water-living)
	microscopic
	drifting or wandering
	plants

Question 8

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	To see in the dark
	To scare away predators
	To attract a mate
	Just for fun