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27 Cards in this Set
- Front
- Back
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What does an organism need to have in the their environment?
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An ecosystem
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What is a habitat?
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A place that provides all the things an organism needs to live. Including food, water, and shelter.
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What does biotic and abiotic mean?
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Biotic: the living organisms in an ecosystem.
Abiotic: the nonliving parts in an ecosystem. |
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What is a community?
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Different populations in an area make up a community.
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What is a predator?
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An animal hunts and eats another animal. The predator gets energy from the prey when the predator eats the prey.
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What is an ecosystem?
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Is all the nonliving and the living things in an area and their interactions. An ecosystem can be large or small.
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What is a prey?
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An animal that is hunted by other food.
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What is a population?
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A group of organisms of one species that live in an area at the same time.
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What is a food chain?
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Is a series of steps by which energy moves from one type of living thing to another.
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What is a producer and what is its role?
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Producers make their own food for energy. Most producers use energy from the sun to make food.
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What is a decomposer and what is its role?
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Decomposers are organisms that get their energy by breaking down wastes and dead organisms.
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What is a scavengers and what is its role?
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Some carnivore feed on dead animals. These consumers are called scavengers.
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What is a food web?
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Is a diagram that combines many food chains into one picture.
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What is a consumer and what is its role?
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Consumers are organisms that cannot maketheir own food. They get energy from producers or other consumers.
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What is the shortest food chain?
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Involves only a plant and a decomposer.
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What is a Niche?
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is the role that an organism has in an ecosystem.
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What is a carrying capacity?
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The number of organisms that can live in a habitat is called the carrying capacity.
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What is a symbiosis?
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A long-term relationship between two different organisms is called symbiosis.
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What does slow change mean?
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A slow change means it changes overtime.
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What does changes caused by organisms/humans mean and what do they do to affect the changes?
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It means organisms change their environment as they feed, grow, and build their homes. humans cut down wood and kill the animals and affect the environment.
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What is an environment?
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Is all of the conditions surrounding an organism. Environments may be hot or cold and on land or in water.
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What does competition mean?
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The struggle of organisms for the same limited resources is called competition.
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What does conservation mean?
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Is an attempt to preserve or protect an environment from harmful changes.
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What does fast change mean?
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A fast change means changes quickly and or unexpected.
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What is pollution? What can it do?
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Any substance that damages the environment. Pollution can affect the air, water, and land.
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What is a Nonnative Species and what can it do?
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Is a plant or animal that does not grow naturally in an ecosystem. Decrease population number because other organisms don't know if they can eat it or not.
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S.A. Question: Name two good things and two bad things about a forest fire.
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Good: Kills dead plants/ organisms on the ground break it down. Makes room for more plants and or new
Bad: Destroys habitats: Burns organisms |
