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Ecosystems, Community Interactions, Biomes, Population, Threats, Resources

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Question
Answer
List 5 types of community interactions.   Competition, Predation, Mutualism, Ammensalism, Commensalism, Parasitism  
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What is a renewable resource?   A resource that can be replaced in a reasonable amount of time  
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What is a non-renewable resource?   A resource that cannot be replaced in a reasonable time  
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What is population?   A group of individuals of the same species living together in a place  
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When does primary succession occur?   Occurs on surfaces where no soil exists  
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When does secondary succession occur?   Occurs on surfaces where soil does exists  
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What is a density-dependent limiting factor?   Affects population differently depending on size  
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Give an example of a density-dependent limiting factor.   An example is food, habitat, disease, and water  
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Define population density.   A measurement of population per unit area  
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What is global warming?   A gradual increase in the overall temperature  
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What are some threats to biodiversity?   Humans, hunting, pollution, exotic species introduction  
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What makes acid rain?   Sewage, wastes, fertilizers, pesticides, and hot water from power plants  
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What are some problems that arise from deforestation?   Some problems are loss in animal vegetation and habitat  
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What world-wide events in our history have led to rapid population growth?   Reproducing, immigration, birth  
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What is emigration?   The moving out  
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In what biome may an alligator be found?   Estuary biome  
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What are some factors of the photic zone?   Rich diverse organisms, region where light reaches  
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Which biome is under the water, has no light, and has high pressures?   The aquatic biomes  
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Which biome have very low temperatures?   The tundra biomes  
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What is permafrost?   Thick subsurface layer of soil that remains frozen  
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Which biome gets the most rainfall?   Tropical Rainforest  
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Which biome gets the least amount of rainfall?   Desert  
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What two things determine the three climate zones found on earth?   Latitude, and the angle  
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What is parasitism?   One organism lives in or on another and harms it  
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What is a habitat?   The place an organism lives  
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What is a niche?   A range of physical and biological conditions in which an organism lives and how it uses the environment  
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What is competition?   When organisms compete for the same resources  
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What is predation?   One organism capture's and feeds on another  
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What is symbiosis?   Two species live closely together  
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What is mutualism?   Both species living together benefit  
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What is ammensalism?   Where one member is harmed, the other is unaffected  
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What is commensalism?   Where one member benefits, the other is unaffected  
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What type of aquatic biomes are there?   Marine, Estuary, and Freshwater biomes  
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What is the difference between photic zone, and aphotic zone?   Photic zones are places where light reaches in water, and aphotic is where it is completely dark in the water  
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What type of terrestrial biomes are there?   Arctic Tundra, Taiga, Desert, Grasslands, Savanna, Temperate Forest, Tropical Rainforest.  
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