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Science Terms for Mr.Wofford

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Term
Definition
Wetlands   ecosystems that are rich in life and where the roots of plants are submerged in the water for most of the year  
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Ozone Layer   a layer of gas in the upper stratosphere made up of three oxygen atoms  
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Habitat   the place where an animal lives  
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Lithosphere   the surface of the Earth that is made up of rock and soil  
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Ecology   the study of the living and non-living parts of the environment and their interactions between them  
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Estuary   the place where a freshwater creek or river meets salt water  
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Transpiration   the evaporation of water from plants  
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Aquifer   an underground layer of porous rock that contains water  
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Ecosystem   all the living and non-living part of the environment  
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Igneous Rock   the kind of rock that forms when liquid rock cools and solidifies  
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Biome   a major type of ecosystem with distinctive plants and animals living in a climate that about the same over the region  
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Phytoplankton   a tiny organism in the water that carries out photosythesis  
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Decidous Forest   broad leaf trees that shed their leaves during a certain season of the year  
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Detritus   tiny peices of dead organic material that can become food for other organisms  
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Open Ocean Zone   the largest area of salt water and is also known as the oceanic zone  
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Biotic Factors   all the living parts of the environment  
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Abiotic Factiors   all of the non-living parts of the environtment  
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Species   a group of organisms that are very similar and can reproduce  
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Water Cycle   the movement of water from the earth to the atmosphere  
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Geographical Range   more than an animals habitat it is considered to be the entire area that an animal lives,breeds,feeds, and migrates  
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Biosphere   the narrow zone or layer that supports life on earth as we know it  
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Hypothesis   a prediction that can be tested through an expirement  
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Control   the group in the expirement that you use for comparison  
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Variable   the part of the expirement that may or may not cause change, some say that it is the unknown  
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Lake   and example of a standing water ecosystem  
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River   an example of a flowing water ecosystem  
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Hydroshphere   are the parts of the earth that are covered in water  
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Sedimentary   a rock that occurs alot in South Eastern United States. The rock is layed down and over time it forms layers  
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Niche   the role of an organism in an ecosystem  
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Zooplankton   tiny animal- like organisms in that water that does not carry out photosynthesis  
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Trophosphere   the layer of the atmosohere that touches the earth  
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8 Biomes   savanna, prairie,desert,steppe,grassland,coniferous forest,decidous forest,taiga,rain forest  
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Humus   rich decaying material in the top layer of soil that will turn ionto topsoil  
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desert-Grassland-Boundary   the zone between two of the biomes that has the characteristics of both of the biomes  
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Decidous Forest   the trees have broad leaves that loose their leaves in a particular season  
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Coniferous Forest   the trees have cones  
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Taiga   another name for the coniferous forest  
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Rain Forest   gets more than 200 centimeters of rain per year.  
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Dissolved Salt, Rate of Flow, Depth of Water, and Dissolved Oxygen   the 4 determinig factors of the aquatic biome  
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Tiny organis Materials that Float in the water   plankton  
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Phytoplankton   plant-like organisms that carry out photosynthesis  
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a major type of ecosystem with distinct temperature,rainfall,and organisms   biome  
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Nocturnal   organisms that come out at night  
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Neritic Zone   the ocean region between the edge of the continental shelf and the low tide mark  
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Zooxanthellae   two living organisms that live together in a symbiotic relationship.They are algae and coral  
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Coniferous Forest   the trees have cones  
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Taiga   another name for the coniferous forest  
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Rain Forest   gets more than 200 centimeters of rain per year.  
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Dissolved Salt, Rate of Flow, Depth of Water, and Dissolved Oxygen   the 4 determinig factors of the aquatic biome  
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Tiny organis Materials that Float in the water   plankton  
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Phytoplankton   plant-like organisms that carry out photosynthesis  
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a major type of ecosystem with distinct temperature,rainfall,and organisms   biome  
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Nocturnal   organisms that come out at night  
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Neritic Zone   the ocean region between the edge of the continental shelf and the low tide mark  
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Zooxanthellae   two living organisms that live together in a symbiotic relationship.They are algae and coral  
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Continental Shelf   the shallow water border that surrounds the continents  
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intertidal zone   located along the shoreline of the ocean it is an area that occurs twice a day between the period of low tide and high tide  
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a gradual change in the population of organisms over time   evolution  
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a process by which species interact so closley that they become adapted to eachother   coevolution  
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population growth in which the rate of growth in each generation is a multiple of the previous generation   expoential growth  
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the number of individuals that can be suppoted by an ecosystem   carrying capacity  
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a factor that slows the growth in a population   limiting factors  
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a species with a wide niche   generalized species  
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a species with a small niche   specialized species  
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Scavenger   uses dead organisms for a primary food source  
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Producers   have the ability to make their own food  
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Population   all of the members of a species that live in the same geographical area  
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Erosion   the wearing away of land by weather and water  
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Tectonic PLates   large movable plates which are part of the lithosphere on earth  
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Community   all of the different populations that live in the same geographical area  
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Nutrients   substances that animals derive from food  
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Territory   an area and animal claimed as a living space  
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Hibernation   a period of dormancy in some animals  
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Energy Pyramid   a diagram that shows the relevant amounts of energy in each trophic level  
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Consumer   an animal that cannot produce its own food  
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Biological Magnification   the increasing concentratiopn of a pol;lutant in animals that are higher on the food chain  
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Green House Effect   the trapping of radiated heat by gasses in the atmosphere  
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Habitat   the environment ion which a particular species lives  
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a complex group of overlaping food chains   food web  
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producers   autotroph  
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consumer   herotroph  
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the destruction of forestlands as a result of human activity   deforestation  
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the floor of a body of water   benthic zone  
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the top layer of water   photic zone  
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an ecosystem in which the roots of plants are submerged under water for atleast part of the year   wetland  
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Salt Marsh   marshes at the edges of marine biomes  
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Subsidence   the most useless peice of information  
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Estuary   a region where reshwater meets salt water  
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Bitumonous coal   the type of coal that is considered soft  
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Peat   brittle, brown plant material containing alot of impurities  
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