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34 Cards in this Set
- Front
- Back
A climax community always ________. |
remains in place until a disturbance restarts succession |
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A community may undergo a regime shift or a phase shift when ________. |
they lose keystone species or suffer a major climatic change
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A trophic cascade is the effect of ________ on ________. |
top consumers/abundance of lower consumers |
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Benthic organisms in the Great Lakes ________. |
benefit from the presence of zebra mussels |
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By definition, parasites ________ their host. |
feed on and harm |
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Desert and tundra both ________. |
have relatively low precipitation |
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Detritivores include ________. |
millipedes, soil insects, many ants |
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Environmentally and economically acceptable means of controlling introduced invasive species include ________. |
public education, introduction of suitable predators, examination of imported good |
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Global climate change may produce major shifts in biomes for any given location because ________. |
mean temperature, precipitation and salinity will change
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Grazing animals such as deer are ________. |
primary consumers or herbivores |
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Herbivory is actually a type of ________. |
predation |
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Individuals of a single species fighting over access to a limiting resource is one example of ________. |
intraspecific competition |
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Kelp ________. |
suffers intense herbivory from sea urchins |
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Many moths, beetles and flies closely resemble bees and wasps but cannot sting. This is ________. |
mimicry |
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Microbes in our digestive tract that help us digest food demonstrate a(n) ________ association. |
mutualistic |
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Secondary succession ________. |
occurs after a fire or flood |
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Taiga and tundra both ________. |
have comparatively low temperatures throughout the year |
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Techniques to eradicate zebra mussels ________. |
include introducing predators and diseases |
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The Everglades Restoration Plan in Florida ________. |
will restore natural levels of water flow by undoing numerous damming and drainage projects |
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The energy content and biomass of ________ is lowest in any food web. |
top carnivores |
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The statement, "hiking up a mountain in the southwestern United States is like walking from Mexico to Canada," is meant to demonstrate that ________ change(s) rapidly as you change altitude and latitude. |
biomes |
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According to this diagram, you should find ________. |
deserts anywhere in the world where hot and dry conditions prevail |
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Chaparral has a climate most similar to ________. |
savanna |
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If global climate change results in an area of temperate grassland receiving less rainfall and higher temperatures, it will ________. |
begin to support more desert species |
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What does the diagram illustrate? |
Biomes are determined primarily by precipitation and temperature. |
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Which of the following are pioneer species? |
lichens |
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Which of the following is true about top predators? |
They are likely to be keystone species. |
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Which terrestrial biome has the most biodiversity? |
tropical rainforest |
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Zebra mussels ________. |
are an invasive exotic species that clogs water intake pipes at factories, power plants, and wastewater treatment facilities |
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Zooplankton populations in Lake Erie and the Hudson River have declined by up to 70% since the arrival of zebra mussels because ________. |
zebra mussels feed on phytoplankton, which zooplankton need as a food source |
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Zooplankton-eating fish are ________. |
secondary consumers |
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________ are typical primary consumers in a temperature deciduous forest. |
Deer |
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________ capture solar energy and use photosynthesis to produce sugars. |
Producers |
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GOODJOB |
GOODBYE |