15.05 Week 15 Quiz

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cc_profilecc.multiple_choice.v0p1All of the environmental features in the area where an organism lives are known as itsniche.habitat.community.behavior.2100cc_profilecc.multiple_choice.v0p1The lion's ecological niche includes its behavior andthe shade trees on the savanna.its position in the food web.an ecological equivalent.all the nearby watering holes.6100cc_profilecc.multiple_choice.v0p1When two species compete for the same resources, their ecological niche maybecome extinct.adapt to one species.not favor one of them.split into two niches.12100cc_profilecc.multiple_choice.v0p1Two robins eating worms on the same lawn is an example ofmutualism.commensalism.competition.parasitism.15100cc_profilecc.multiple_choice.v0p1Predation is best described asone organism capturing and eating another.two organisms competing for limited resources.an interaction in which two species benefit from each other.an interaction in which one species benefits and other is not affected.17100cc_profilecc.multiple_choice.v0p1Aphids eat the sap from plants and excrete sticky waste that ants eat. The ants protect the aphids from predators. This type of interaction is calledparasitism.mutualism.commensalism.competition.22100cc_profilecc.multiple_choice.v0p1An oak tree provides a sparrow a place to build a nest. The nest neither benefits nor harms the tree. What is the name for this type of relationship?mutualismcommensalismpredationparasitism26100cc_profilecc.multiple_choice.v0p1One difference between parasitism and predation is that parasitesdo very little harm to their hosts.keep their hosts alive for a period of time.attack the host only from the inside.are not very big.30100cc_profilecc.multiple_choice.v0p1A sequence of biotic changes that regenerate or create an ecological community is known asmigration.factors.succession.erosion.35100cc_profilecc.multiple_choice.v0p1The development of an ecosystem in an area that has been covered by lava begins with thebreakdown of rock by pioneer species.migration of animals.growth of trees and shrubs.appearance of soil.37100cc_profilecc.multiple_choice.v0p1Secondary succession is most likely to occurafter a forest fire.with pioneer species.if a glacier shrinks.on a new volcanic island.41100cc_profilecc.multiple_choice.v0p1Which of the following statements about primary succession is true?It begins with a climax community.Small mammals are first to inhabit the area.It only occurs after glaciers retreat.It begins with bare rock.48100cc_profilecc.essay.v0p1qmd_computerscoredNo<p>Which types of organisms are most likely to survive - those that have a narrow ecological niche or those that have a broad niche? Explain your answer.</p>100cc_profilecc.essay.v0p1qmd_computerscoredNo<p>Does the process of primary succession take longer in tropical or artic areas? Explain your answer.</p>100