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Ecosystems
| Term | Definition |
|---|---|
| Biotic | Biotic --- living or once living components of a community |
| Abiotic | Abiotic --- Not associated with or derived from living organisms. |
| Ecosystem | Ecosystem --- a community or group of living organisms that live in and interact with each other in a specific environment. |
| Habitat | Habitat --- the natural home or environment of a plant, animal, or other organism. |
| Organism | Organism --- a living thing that has an organized structure, can react to stimuli, reproduce, grow, adapt, and maintain homeostasis. |
| Population | Population --- the whole number of people or inhabitants in a country or region. |
| Community | Community --- a social group of any size whose members reside in a specific locality, share government, and often have a common cultural and historical heritage. |
| Biosphere | Biosphere --- the region on, above, and below the Earth's surface where life exists. |
| Producer | Producer --- a maker or manufacturer of something |
| Consumer | Consumer --- a person who consumes a product or service. |
| Decomposer | Decomposer --- organism that breaks down dead organic material |
| Herbivore | Herbivore --- an organism that feeds mostly on plants. |
| Carnivore | Carnivore --- an organism that mostly eats meat, or the flesh of animals. |
| Omnivore | Omnivore --- an organism that regularly consumes a variety of material, including plants, animals, algae, and fungi. |
| Scavenger | Scavenger --- a person who collects things discarded by others |
| Predator | Predator --- a person, group, or business that exploits, victimizes, or preys on others |
| Prey | Prey --- an animal that is hunted or killed by another animal for food. |
| Niche | Niche --- a comfortable or suitable position in life or employment. |
| Terrestrial Ecosystem | Terrestrial Ecosystem --- a land-based community of organisms and the interactions of biotic and abiotic components in a given area. |
| Deciduous Forest | Deciduous Forest --- A forest characterized by trees or plants, shedding its leaves annually is known as a deciduous forest. |
| Grassland | Grassland --- found where there is not enough regular rainfall to support the growth of a forest, but not so little that a desert forms. |
| Rainforest | Rainforest --- a tropical woodland with an annual rainfall of at least 100 inches (254 centimeters) and marked by lofty broad-leaved evergreen trees forming a continuous canopy. |
| Desert | Desert --- an area of land that receives no more than 25 centimeters (10 inches) of precipitation a year. |
| Aquatic ecosystem | Aquatic ecosystem --- Something that includes oceans, lakes, rivers, streams, estuaries, and wetlands. |
| freshwater | freshwater --- water that does not contain any salt, especially water found in lakes and rivers. |
| Pond | Pond --- a body of water usually smaller than a lake. |
| Lake | Lake --- bodies of fresh water entirely surrounded by land. |
| River/Stream | River/Stream --- body of water that flows on Earth's surface. |
| Oceans | Oceans --- ocean is a huge body of salt water. |
| Saltmarsh | Saltmarsh --- coastal wetlands that are flooded and drained by salt water brought in by the tides. |
| Estuary | Estuary --- a partially enclosed coastal body of brackish water with one or more rivers or streams flowing into it, and with a free connection to the open sea. |
| Food Chain | Food Chain --- a linear sequence of organisms where nutrients and energy is transferred from one organism to the other. |
| Primary consumer | Primary consumer --- make up the second trophic level. |
| Secondary consumer | Secondary consumer --- those that predate upon primary consumers. |
| Tertiary consumer | Tertiary consumer --- an animal that obtains its nutrition by eating primary consumers and secondary consumers. |
| Trophic levels | Trophic levels --- the position of an organism in the food chain |
| Autotroph | Autotroph --- an organism that can produce its own food using light, water, carbon dioxide, or other chemicals. |
| Heterotroph | Heterotroph --- an organism that eats other plants or animals for energy and nutrients. |
| Food web | Food web --- a system of interlocking and interdependent food chains. |
| Primary consumer | Primary consumer --- an organism that eats plants and provides the energy needed for other types of consumers to use. |
| Secondary consumer | Secondary consumer --- organisms, primarily animals, which eat primary consumers. |
| Tertiary consumer | Tertiary consumer --- animals that eat other animals. |
| energy pyramid | energy pyramid --- is a graphical representation of the energy found within the trophic levels of an ecosystem. |
| competition | competition --- the activity or condition of competing. |
| natural resources | natural resources --- materials or substances such as minerals, forests, water, and fertile land that occur in nature and can be used for economic gain. |
| population | population --- all the inhabitants of a particular town, area, or country. |
| estuary | estuary --- the tidal mouth of a large river, where the tide meets the stream. |
| brackish | brackish --- (of water) slightly salty, as is the mixture of river water and seawater in estuaries. |
Created by:
Ypatel
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