PSSA
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| consumer | Those organisms that obtain energy by feeding on other organisms and their remains.
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| decomposer | An organism, often microscopic in size, that obtains nutrients by consuming dead organic matter, thereby making nutrients accessible to other organisms; examples of decomposers include fungi, scavengers, rodents and other animals.
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| shredder | Through chewing and/or grinding, microorganisms feed on non-woody coarse particulate matter, primarily leaves.
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| dichotomous | describes the type of branching in plants that results when the growing point (apical bud) divides into two equal growing points,
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| pest | A label applied to an organism when it is in competition with humans for some resource.
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| integrated pest management | A variety of pest control methods that include repairs, traps, bait, poison, etc. to eliminate pests.
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| ecosystem | A community of living organisms and their interrelated physical and chemical environment.
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| environment | The total of the surroundings influencing each living being’s existence, including physical, biological and all other factors.
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| homeostasis | The tendency for a system by resisting change to remain in a state of equilibrium.
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| abiotic | A nonliving factor or element (e.g., light, water, heat, rock, energy, mineral).
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| biotic | An environmental factor related to or produced by living organisms.
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| biomes | A major ecological community of organisms adapted to a particular climatic or environmental condition on a large geographic area
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| niche | The role played by an organism in an ecosystem; its food preferences, requirements for shelter, special behaviors and the timing of its activities (e.g., nocturnal, diurnal), interaction with other organisms and its habitat.
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| acid deposition | Precipitation with a pH less than 5.6 that forms in the atmosphere when certain pollutants mix with water vapor.
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| stream order | Energy and nutrient flow that increases as water moves toward the oceans (e.g., the smallest stream (primary) that ends when rivers flow into oceans).
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| topographic map | is the ordered projection of a sensory surface, like the retina or the skin, or an effector system, like the musculature, to one or more structures of the central nervous system.
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| watershed | The land area from which surface runoff drains into a stream, channel, lake, reservoir or other body of water; also called a drainage basin.
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| wetlands | Lands where water saturation is the dominant factor determining the nature of the soil development and the plant and animal communities (e.g., sloughs, estuaries, marshes).
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| hydrology | study of water
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| groundwater | Water that infiltrates the soil and is located in underground reservoirs called aquifers.
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| mitigation | The policy of constructing or creating man-made habitats, such as wetlands, to replace those lost to development.
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| lentic | Relating to or living in still water
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| lotic | Relating to or living in actively moving water.
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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