ecosystems and biomes
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Ecosystems and Biomes. Chapter 2 Review. Eats other organisms . Consumers. If a fox eats a bunny, and the bunny eats grass, what type of consumer is the fox ?. Second-level consumer. Makes its own food . producers. Best way to represent a large complex system (ex. w ater cycle) . - PowerPoint PPT PresentationTRANSCRIPT
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Ecosystems and Biomes
Chapter 2 Review
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Eats other organisms.
Consumers
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If a fox eats a bunny, and the bunny eats grass, what type of consumer is the fox?
Second-level consumer
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Makes its own food.
producers
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Best way to represent a large complex system (ex. water cycle).
computer model
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In which process do producers use carbon from carbon dioxide to produce other carbon-containing molecules?
photosynthesis
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What shape would the carbon cycle be in a physical model?
circular
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Group of land ecosystems with similar climates and organisms.
biome
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Ponds and rivers are what types of ecosystems?
Fresh water
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Organisms that were brought by humans from one part of the world to another.
Exotic species
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Overlapping food chains in an ecosystem.
Food web
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Biome that is extremely cold and dry.
tundra
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Break down the remains of dead organisms.
decomposers
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Frozen soil in the tundra.
permafrost
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Process by which a gas turns to a liquid.
condensation
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Movement of organisms from one place to another. (ex. Spider moved by wind)
dispersal
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Changing free nitrogen into a usuable form.
Nitrogen fixation
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Eats only animals.
carnivore
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Eats only plants.
herbivore
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Eats both plants and animals.
omnivore
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Second-level consumers(2).
Carnivores
Omnivores
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Producers release _____ as a product of photosynthesis.
oxygen
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Feeds on dead organisms.
scavenger
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Trees that lose their leaves each year.
Deciduous trees
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Biome that has many grasses.
grassland
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Shows energy moving from one feeding level to another.
Energy pyramid
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Organisms eating other organisms in a series of events.
Food chain
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Rain, snow, sleet, or hail (anything wet falling to Earth).
precipitation
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Process by which a liquid changes to a gas.
evaporation
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Where the fresh water of a river meets the salt water of the ocean.
estuary
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Tallest layer of the rainforest.
Emergent layer
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Leafy roof under the emergent layer in a rainforest.
canopy
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Layer of shorter trees under the canopy.
understory
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Annual average temperature and precipitation.
climate