5th Science Ch 4 Ecosystems Biomes & Communities
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| ecosystem | all the living and nonliving things that interact with one another
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| population | all the members of the same type of oraganism living in an ecosystem
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| ecology | the study of how living things and their environment interact
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| abiotic | non-living
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| biotic | living
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| community | a group of living things of different species found in an ecosystem
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| habitat | the natural environment where an organism lives
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| niche | role of an organism in its habitat
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| carnivore | meat eater
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| producers | organism that makes its own food from raw materials and energy
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| omnivores | plant and meat eaters
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| decomposers | breaks down dead plants and animals into useful things like minerals that enrich the soil
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| scavengers | animals that eat the remains of dead animals
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| predators | animal that hunts and eats other animals
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| herbivore | plant eaters
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| consumers | organism that gets energy by eating food, not producing it
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| food web | description of all the food chains in an ecosystem
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| food chain | description of how energy in an ecosystem flows from one organism to another
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| evaporation | process of a liquid becoming a vapor
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| condensation | change of state from a gas to a liquid as energy is removed
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| precipitation | Any form of water, such as rain, snow, sleet, or hail, that falls to the earth's surface.
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| transpiration | evaporation through the leaves of a plant
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| water vapor | Water in its invisible gas form
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| Sun | primary source of energy for all living things
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| decomposer | what food chain always ends with
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| rich healthy moist soil and sunlight | what plants need to make food
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| weather | affects habitat
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| erosion | affects habitat
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| symbiosis | close, longstanding relationship between species
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| decomposer | fungi, bacteria
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| precipitation | rain, snow, sleet
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| primary consumers in an energy pyramid | insects, rabbits, mice, small fish
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| second level consumers in an energy pyramid | frogs, larger fish
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| third level consumers in an energy pyramid | eagles, lions, snakes
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| food web | shows overlapping food chains in an ecosystem
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| heat | what is lost at each step of the food chain
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| energy | __________ is transferred from one organism to another in the food web.
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| biome | a large group of ecosystems that have similar characteristics
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| climate | refers to the type of weather that occurs in an area over a long period of time
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| tropical rain forest | very rainy and hot
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| high moisture and warmth | why more kinds of plants and animals live in tropical rain forest than any other biome
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| temperate forest | experiences four distinct seasons;
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| grassland | has distinct dry season; trees are few and far between
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| grassland | prairies and savannas
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| desert | driest biome; contain little life
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| taiga | long, severe winters and short, cool summers; fairly dry
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| tundra | earth's coldest biome; has frozen ground; near the arctic circle
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| temperate forest | what type of biome is Alabama
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| marine biome | near or on the ocean shore
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| freshwater ecosystem | streams, rivers, ponds, lakes, and wetlands
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| marine biomes | salty
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| herbivore | eats only producers
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| population | zebras are an example of a(n) ____ of living things in an ecosystem
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| food chain | the flow of energy from producer to first level consumer to second level consumer can be shown using a simple _______
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| climate | temperature and precipitation determine the _____ of an area
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| permafrost | frozen ground found in tundra
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| temperate rain forests | trees that lose their leaves in cool fall weather are common in ___________
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| energy | about 10 percent of the ________ available at one level of an energy pyramid passes to the next level
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| Symbiosis | is a situation in which 2 different organisms live together in close association
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| Mutualism | is when both organisms benefit from the relationship. In this picture, ants are living in an young acacia plant.
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| Parasitism | is when one organism benefits and one is hurt by the relationship.
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| Commensalism | is a relationship in which one organism benefits and the other is not affected. Orchids can illustrate this.
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