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2 minutes
1 pt
Barnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales.
commensalism
parasitism
mutualism
Multiple Choice
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2 minutes
1 pt
Mistletoe extracts water and nutrients from the spruce tree to the tree's detriment.
commensalism
parasitisim
mutualism
Multiple Choice
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2 minutes
1 pt
Yucca flowers are pollinated by yucca moths. The moths lay their eggs in the flowers where the larvae hatch and eat some of the developing seeds. Both species benefit.
commensalism
parasitism
mutualism
Multiple Choice
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2 minutes
1 pt
Hermit crabs live in shells made and then abandoned by snails. This neither harms nor benefits the snails.
commensalism
parasitism
mutualism
Multiple Choice
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2 minutes
1 pt
Oxpeckers feed on the ticks found on rhinoceros. Both species benefit.
commensalism
parasitism
mutualism
Multiple Choice
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2 minutes
1 pt
As buffalos walk through grass, insects become active and are seen and eaten by cowbirds. This neither harms nor benefits the buffalo.
commensalism
parasitism
mutualism
Multiple Choice
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2 minutes
1 pt
A flea feeds on a mouse's blood to the mouse's detriment.
commensalism
parasitism
mutualism
Multiple Choice
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2 minutes
1 pt
Wrasse fish feed on the parasites found on the black sea bass's body. Both species benefit.
commensalism
parasitism
mutualism
Multiple Choice
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2 minutes
1 pt
Ticks feed on deer blood to the deer's detriment.
commensalism
parasitism
mutualism
Multiple Choice
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2 minutes
1 pt
Silverfish live and hunt with army ants. They share the prey. They neither help nor harm the ants.
mutualism
commensalism
parasitism
Multiple Choice
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2 minutes
1 pt
A cuckoo may lay its eggs in a warbler's nest. The cuckoo's young will displace the warbler's young and will be raised by the warbler. This is detrimental to the warbler's young.
commensalism
mutualism
parasitism
Multiple Choice
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2 minutes
1 pt
Honey guide birds alerts and directs badgers to bee hives. The badgers then expose the hives and feed on the honey first. Then the honey guide bird eats. Both species benefit.
mutualism
commensalism
parasitim
Multiple Choice
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2 minutes
1 pt
Hookworms enter the human body by burrowing into the skin of the feet. Once in the skin they enter the bloodstream and travel to the small intestine where they attach to the walls and begin to drink the person's blood and weaken the victim.
parasitism
mutualism
commensalim
Multiple Choice
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2 minutes
1 pt
Types of orchids grow high on the branches of the tall kapok trees of the jungle. This adaptation allows the orchid to get to the light. The tree is not harmed.
parasitism
commensalism
mutualism
Multiple Choice
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2 minutes
1 pt
The otters help the kelp by eating the sea urchins which consume the kelp endangering it. The kelp provides an anchor for the otter to wrap around themselves while they sleep.