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- 1. Multiple Choice
Which is an example of parasitism?cat and mousetadpole and froghuman and tapewormcaterpillar and butterfly - 2. Multiple ChoiceWhich term best describes two predators living in the same habitat who feed on the same prey?coexistencecompetitionmutualism
- 3. Multiple ChoiceIn the ocean, a sea anemone attaches itself to the shell of a hermit crab. The stinging arms of the sea anemone protect the hermit crab, while the movement of the hermit crab brings food to the sea anemone. Which best describes the relationship between the sea anemone and the hermit crab?commensalismmutualismparasitism
- 4. Multiple ChoiceDead matter and waste would pile up without which type of organism?decomposerconsumerproducer
- 5. Multiple ChoiceAs a dog walks through thick brush, a tick attaches to its leg. Which best describes the relationship between the dog and the tick?parasitismmutualismcommensalism
- 6. Multiple ChoiceA pride of lions stalks, tackles, and kills an antelope. Which is best being demonstrated?predationmutualismcooperation
- 7. Multiple ChoiceWhich would be the impact on producers and consumers if the decomposers in an ecosystem suddenly disappeared?There will be less nutrients available.There will be a decreased amount of oxygen.There will be an increase in atmospheric carbon.There will be an excess amount of energy available.
- 8. Multiple ChoiceWhich best describes the relationship between decomposers and producers?Decomposers provide producers with water.Decomposers absorb nutrients produced in the soil.Producers release energy from the sun through decomposers.Producers absorb nutrients from decomposed material in the soil.
- 9. Multiple ChoiceWhich best represents the niche of phytoplankton and algae in a marine ecosystem?producersconsumersscavengersdecomposers
- 10. Multiple ChoiceWhich demonstrates cooperation within an ecosystem?plants growing in a gardenseveral wolves killing a moose for foodhummingbirds pollinating trumpet flowers
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