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| thin volume of earth and its atmosphere that supports life |
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| all the members of a species that live in one place at the same time |
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| all the interactingorganisms living in an area |
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| is the study of interactions between organisms and the living and nonliving components of their environments |
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| a system formed by the interaction of a community of organisms with their environment. |
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| a complex biotic community characterized by distinctive plant and animal species and maintained under the climatic conditions of the region, especially such a community that has developed to climax. |
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| a living thing, as an animal or plant, that influences or affects an ecosystem: How do humans affect other biotic factors? Weather is not a biotic factor because it is not alive. |
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| a nonliving condition or thing, as climate or habitat, that influences or affects an ecosystem and the organisms in it: Abiotic factors can determine which species of organisms will survive in a given environment. |
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make their own food, plants,
some protists and bacteria |
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| any green plant or any of various microorganisms that can convert light energy or chemical energy into organic matter. |
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| (especially in plants) the synthesis of complex organic materials, especially carbohydrates, from carbon dioxide, water, and inorganic salts, using sunlight as the source of energy and with the aid of chlorophyll and associated pigments. |
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breakdown molecules to
produce carbohydrates |
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| can not make own food, eat other organisms |
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| Ecology . an organism, usually an animal, that feeds on plants or other animals. |
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| eat other consumers (lion) |
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| an animal or other organism that feeds on dead organic matter. |
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| eat producers and consumers (grizzly bear) |
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| break down organisms (bacteria, fungi) |
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| consumers that feed on wastes, dead organisms (vulture) |
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| single pathway of feeding relationships between organisms in an ecosystem that results in energy transfer |
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| interconnected food chains |
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| the aggregate of plants and plantlike organisms in plankton. |
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| organism’s position in a sequence of energy transfers |
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| the amount of living matter in a given habitat, expressed either as the weight of organisms per unit area or as the volume of organisms per unit volume of habitat. |
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| Elements pass from one organism to another and among parts of the biosphere through closed loops |
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| containing or conveying nutriment, as solutions or vessels of the body. |
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1. any process of combining atmospheric nitrogen with other elements, either by chemical means or by bacterial action: used chiefly in the preparation of fertilizers, industrial products, etc.
2. this process as performed by certain bacteria found in the nodules of leguminous plants, which make the resulting nitrogenous compounds available to their host plants. |
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1. to remove nitrogen or nitrogen compounds from.
2. to reduce (nitrates) to nitrites, ammonia, and free nitrogen, as in soil by microorganisms. |
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| is the day-to-day condition of Earth’s atmosphere. |
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| refers to average conditions over long periods and is defined by year-after-year patterns of temperature and precipitation. |
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| the climate of a small area, as of confined spaces such as caves or houses (cryptoclimate), of plant communities, wooded areas, etc. (phytoclimate), or of urban communities, which may be different from that in the general region |
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| These ―greenhouse gases‖ function like glass in a greenhouse, allowing visible light to enter but trapping heat through a phenomenon |
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Medicine/Medical, Immunology .
a. the power of enduring or resisting the action of a drug, poison, etc.: a tolerance to antibiotics.
b. the lack of or low levels of immune response to transplanted tissue or other foreign substance that is normally immunogenic. |
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| the natural environment of an organism; place that is natural for the life and growth of an organism: a tropical habitat. |
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| The specific role or way of life of an organisms in its environment |
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| a source of supply, support, or aid, especially one that can be readily drawn upon when needed. |
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| one species gets eliminated from the community due to resources |
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| Chemistry . a constituent of a substance, especially one giving to it some distinctive quality or effect. |
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| a relation between animals in which one organism captures and feeds on others. |
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| An interaction in which one animal (the herbivore) feeds on producers (such as plants) |
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| can cause dramatic changes in the structure of a community. |
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the living together of two dissimilar organisms, as in mutualism, commensalism, amensalism, or parasitism.
b. (formerly) mutualism |
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| Biology . a relation between organisms in which one lives as a parasite on another. |
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one is harmed/ one benefit
one is helped/ one is neither helped or harmed |
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| (ecology) the gradual and orderly process of change in an ecosystem brought about by the progressive replacement of one community by another until a stable climax is established |
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| Succession that begins in an area with no remnants of an older community |
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| small, grow quick, reproduce quick, invade disturbed habitats |
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| Sometimes, existing communities are not completely destroyed by disturbances. |
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