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Science TFM

Ecosystems

TermDefinition
Ecosystems Living and non-living things that interact within a given area.
Biodiversity Many different things living together.
Biocoenosis The living beings that inhabit a particular place.
Biotope The physical characteristics of the place.
Types of ecosystems Aquatic systems: The environment is water. Land systems: The environment is air.
Factors of the ecosystems - Biotic factors. - Abiotic factors.
Biotic factors A factor created by a living thing or any living component within an environment in which the action of the organism affects the life of another organism( predator consuming its prey)
Abiotic factors A non-living chemical or physical factor in the environment, such as soil, pH, forest fire...
Terrestrial ecosphere (Biosphere) The earth, all of the organisms living in it, and all of the enviromental factors which act on the organisms. The volume of area where biological matter can exist, slightly above, or below the ground level.
Environment The surroundings of an object.
Biodiversity Many different things living together.
Examples of an abiotic factor found in environment Minerals, rocks, water, atmosphere, weather, temperature, sunlight, pollution.
Organism A living thing.
Population All the individuals of one kind (one species) in a specific area at one time.
Community All the interacting populations in a specific area.
Food web All the feeding relationships in an ecosystem.
Producer An organism that makes its own food by photosynthesis. Ex: Plants.
Photosynthesis The process in which plants make food (energy) from sunlight, water and carbon dioxide.
Consumer Organisms that consume other organisms for energy.
Primary consumers Organisms that eat only plants. Ex: Rabbit or cow (herbivore).
Secondary consumers Organisms that eat primary consumers. Ex: Hawk
Tertiary consumers Organisms that eat secondary consumers. Ex: Human, shark...
Decomposer Organisms that eat dead matter and breaks it down into chemicals. Ex: Bacteria and fungi.
Trophic leves Feeding levels found in a food web.
Autotroph Organisms that make their own food.
Heterotroph An organism that cannot make its own food and must eat other organisms.
Detritus Small parts of organic material.
Food chain A sequence of organisms that eat one another in an ecosystem.
Created by: anapi87
 

 



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