Plankton

Question 1

Your answer	Choice	Feedback	Correct answer
	microscopic
	aquatic (water-living)
	plants
	drifting or wandering

Question 2

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

Your answer	Choice	Feedback	Correct answer
	True
	False

Question 3

Your answer	Choice	Feedback	Correct answer
	prokaryotes
	zooplankton
	phytoplankton
	eukaryotes

Question 4

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	prokaryotes
	zooplankton
	the ocean
	algae

Question 5

Your answer	Choice	Feedback	Correct answer
	To attract a mate
	Just for fun
	To scare away predators
	To see in the dark

Question 6

Zooplankton are tiny animals.

Your answer	Choice	Feedback	Correct answer
	True
	False

Question 7

Your answer	Choice	Feedback	Correct answer
	A few dozen cells
	Thousands of cells
	Millions of cells
	Hundreds of cells

Question 8

Your answer	Choice	Feedback	Correct answer
	it makes the water more acidic.
	it kills large predators like sharks.
	it makes the water saltier.