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Q 1/42
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A large region characterized by a specific type of climate and certain types of plant and animal communities.
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Q 2/42
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Consists of all life on Earth and all parts of the Earth in which life exists, including land, water, and the atmosphere.
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42 questions
Q.
A large region characterized by a specific type of climate and certain types of plant and animal communities.
1
30 sec
Q.
Consists of all life on Earth and all parts of the Earth in which life exists, including land, water, and the atmosphere.
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Q.
Individual living thing.
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The number, and variety of living organisms in a given area, during a specific period of time.
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A system formed by the interaction of a community of organisms with their physical environment.
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Place where an organism lives.
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An organism's particular role in an ecosystem, or how it makes its living.
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All of the non-living parts of an ecosystem.
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All of the living parts of an ecosystem.
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Total amount of living tissue within a given trophic level.
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A consumer that eats only plants.
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An animal that eats other animals
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A consumer that eats both plants and animals.
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An organism that can make its own food.
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An organism that obtains energy by feeding on other organisms.
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An organism that makes its own food.
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An organism that cannot make its own food, it gets food by consuming other living things, or their by-products.
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An organism that is hunted, killed and eaten by another organism.
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An animal that hunts, and kills other animals for food.
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A group of individuals that belong to the same species and live in the same area.
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A group of interdependent organisms inhabiting the same region and interacting with each other.
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A diagram that shows the feeding relationships between organisms in an ecosystem; it contains multiple overlapping food chains.
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A diagram that represents how energy in food flows from one organism to the next in an ecosystem.
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A diagram that shows the amount of energy that moves from one trophic level to another in an ecosystem.
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An interaction in which one organism captures and feeds on another organism to gain energy.
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Ecological relationship in which organisms compete for available resources. There are 2 types: between organisms within a population, and between different populations.
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A close relationship between two species that benefits at least one of the species.
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A relationship between two species in which both species benefit.
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A relationship between two organisms of different species where one benefits and the other is harmed.
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A relationship between two organisms in which one organism benefits and the other is unaffected.
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The study of how living things interact with each other and their environment
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a species on which other species in an ecosystem largely depend, such that if it were removed the ecosystem would change drastically.
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A carnivore that feeds on the bodies of dead organisms
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organism that eats dead organic matter
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an organism, especially a soil bacterium, fungus, or invertebrate, that decomposes organic material.
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a plant, fungus, or microorganism that lives on dead or decaying organic matter.
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Each step in a food chain or food web
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heterotrophs that consume producers
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obtain their energy by eating primary consumers
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eat secondary consumers
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represents the amount of living organic matter at each trophic level
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Ecological rule that states that no two species can occupy the same exact niche in the same habitat at the same time