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| a factor that controls a process, such as organism growth or species population, size, or distribution |
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| a large persistent body of ice originating on land that flows slowly due to stresses induced by its weight |
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| directional growth in which the direction of growth is determined by the direction of the light source |
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| spiny sea creatures that are round and prickly like hedgehogs |
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| the effect of a natural hazard (e.g., flood, tornado, hurricane, volcanic eruption, earthquake, or landslide). It leads to financial, environmental or human losses |
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| A carnivore that hunts and kills other animals for food and has adaptations that help it capture the animals it preys upon |
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| A characteristic that an organism can pass on to its offspring through its genes |
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| a dynamic of being mutually and physically responsible to, and sharing a common set of principles with, others |
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| a fact, occurrence, or circumstance observed or observable; something that is impressive or extraordinary |
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| A form of oxygen that has three oxygen atoms in each molecule instead of the usual two found in the upper atmosphere |
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| A gradual increase in the temperature of Earth’s atmosphere. |
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| a group of individuals of one species that live in a particular area |
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| a group of individuals of one species that live in a particular area |
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| a point at which a river meets the sea and there is a mixing of saline and freshwater |
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| a process by which thermal radiation from a planetary surface is absorbed by atmospheric greenhouse gases, and is re-radiated in all directions. |
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| a sequence of organisms where each organisms feeds on the previous to obtain energy |
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| a specialized subunit within a cell that has a specific function |
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| a symbiotic relationship in which both participants benefit |
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| a symbiotic relationship in which the symbiont benefits at the expense of the host by either living within or on the host |
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| a symbiotic relationship in which the symbiont benefits but the host is neither helped nor harmed |
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| a tendency toward a certain condition, action, etc |
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| a type of predation in which a herbivore feeds on plants |
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| all the living components of an environment |
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| all the organisms in a given are as well as the abiotic factors with which they interact |
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| all the organisms or groups of different species that inhabit a particular area |
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| An animal that a predator feeds upon. |
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| an animal that eats other animals |
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| an animal that eats plants |
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| an autotroph, which collectively make up the trophic level of an ecosystem that ultimately supports all other levels; usually photosynthetic |
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| an ecological relationship between organisms of two different species that live together in direct contact |
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| an extent or area of land where surface water from rain and melting snow or ice converges to a single point, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean |
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| An interaction in which one organism hunts and kills another animal for food |
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| an organism that is unicellular or lives in a colony of cellular organisms |
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| An organism that lives on or in a host and causes harm to the host |
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| An organism that provides a source of energy or a suitable environment for a virus or for another organism to live |
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| An organism’s particular role in an ecosystem, or how it lives |
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| any of the saprotrophic fungi and bacteria that absorb nutrients from nonliving organic matter |
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| any of the several levels of a food chain, whose species are based o them main nutritional source |
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| any physical or virtual entity of limited availability that needs to be consumed to obtain a benefit from it |
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| aquatic environments such as streams, rivers, and lakes which typically from from precipitation |
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| coiled structure found the nucleas of organisms that contain DNA |
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| commonly called the voice box, is an organ in the neck of mammals (including humans) involved in breathing, sound production, and protecting the trachea against food aspiration |
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| descriptions or distinctions based on some quality or characteristic rather than on some quantity or measured value |
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| energy source that can run out |
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| energy sources that can be replenished in a resonable time period |
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| fuels formed from the remain of dead plants and animals burined beneath the surfac for long periods of time |
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| is made of or consists of |
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| molecule formed by plants during photosynthesis |
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| non living factors such as air, water, and soil |
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| only 10% of the available energy at one trophic level is available to be transferred up the energy pyramid |
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| organism that competes with other organisms for biotic or abiotic factors |
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| organism that consumes others to obtain their energy |
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| organisms ability to change overtime to be better suited for it's environment |
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| process of cellular division |
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| process similar to evaporation. It is a part of the water cycle, and it is the loss of water vapor from parts of plants (similar to sweating), especially in leaves but also in stems, flowers and roots. |
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| refers to a type of information based in quantities or else quantifiable data |
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| refers to things related to land or the planet Earth |
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| the act of respiring; inhalation and exhalation of air; breathing; the sum total of the physical and chemical processes in an organism by which oxygen is conveyed to tissues and cells, and the oxidation products, carbon dioxide and water, are given off |
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| the apparent bending of waves around small obstacles and the spreading out of waves past small openings |
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| the area that is exposed to the air at low tide and underwater at high tide |
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| The average conditions of temperature, precipitation, winds, and clouds in an area over time |
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| The bending of waves as they enter a different medium |
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| the complete removal of a speices from existance |
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| the degree of variation of life forms within a given ecosystem, biome, or an entire planet |
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| the elaborate, interconnected feeding relationships in an ecosystem |
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| the flow of water, from rain, snowmelt, or other resource, over land |
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| the orderly process of community change, the sequence of communities which replace one another in a given area |
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| the part of an environment occupied by an animal or plant |
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| to develop or cause to develop gradually |
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| to pass through a porous substance; filter; ooze; seep; trickle |
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| total mass of organsims in a given environment |
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| underground layer of earth that holds water |
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| water located on the Earth's surface such as streams, rivers, lakes and oceans |
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| Water that fills the cracks and pores in underground soil and rock layers |
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