vocabulary book: ecosystems
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![Page 1: Vocabulary Book: Ecosystems](https://reader036.vdocument.in/reader036/viewer/2022081413/5491b084b479593a058b46df/html5/thumbnails/1.jpg)
Definition: The study of relationships between organisms and their physical environment
Illustration/example:
Ecology
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Definition: The world in which an organisms lives is its environment. It includes the living or biotic factors and non-living or abiotic factors.
Illustration/example:
Environment
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Definition: An organism, such as green plants, that makes its own food by photosynthesis.
Illustration/example:
Producer
A producer will convert light energy into chemical energy (sugar) through the process of photosynthesis.
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Definition: Organisms such as animals that can not make their own food. They eat other animals or plants to obtain the energy and nutrients they need to survive.
Illustration/example:
Consumer
Consumers
(Animals)
Producers
(Plants)
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Definition: A community interacting with the non-living parts of its environment.
Illustration/example:
Ecosystem
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Definition: Large geographic areas that have similar climate and ecosystems.
Illustration/example:
Biome
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Definition: A model used to show how energy from food passes from one organism to another.
Illustration/example:
Food Chain
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Definition: A model used to describe a series of overlapping food chains.
Illustration/example:
Food Web
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Definition: Any biotic or abiotic fact that restricts the number of individuals in a population
Illustration/example:
Limiting Factor
The lack of water is a limiting factor when it limits the growth and development of plants.
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Definition: The number of individuals per unit of living space.
Illustration/example:
Population Density
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Definition: The physical location where an organism lives.
Illustration/example:
Habitat
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Definition: The role of an organism in the ecosystem. Another definition is how an organisms makes its living in a habitat.
Illustration/example:
Niche
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Definition: A nonliving thing in an ecosystem. Abiotic factors can determine the number and types of organisms in an ecosystem.
Illustration/example:
Abiotic Factor
Water
Rocks Temperature
Light
Abiotic Factors
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Definition: The living, or once living, that directly or indirectly affect an organisms and it surroundings.
Illustration/example:
Biotic Factor
Fish
Bacteria Algae
Plants
Biotic Factors