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A nonliving aspect of an environment.
What is abiotic factor?
The thin region near Earth’s surface that supports all life.
What is biosphere?
an organism that eats only plants
What is herbivore?
An individual animal, plant, or single-celled life form
What is an organism?
A feeding level in an ecosystem.
What is trophic levels?
A heritable trait (behavior or physical characteristic) that increases an organism’s chance of survival or reproduction.
What is adaptation?
A living thing in an environment, or its waste or remains.
What is biotic factor?
the specific environment that provides the things an organism needs to live, grow and reproduce
What is habitat?
An organism that eats both plants and animals
What is omnivore?
An organism that captures energy from a primary source and converts it to chemical energy.
What is predator?
An organism that eats only other consumers
What is carnivore?
An organism that obtains energy by feeding on other organisms
What is consumer?
An organism that breaks down wastes and dead organisms.
What is decomposer?
The role an organism plays in its habitat.
What is niche?
A carnivore that feeds on the bodies of dead organisms
What is scavenger?
An organism that is killed and eaten by another organism
What is prey?
All the living (biotic) and non-living (abiotic) things that interact in an area
What is an ecosystem?
The path of food and energy from producer to consumer to decomposer within an ecosystem.
What is food chain?
All the organisms of a species that live in an area at the same time.
What is population?
A close ecological relationship between two organisms in which at least one of the organisms benefits
What is symbiosis?
A diagram that shows the amount of energy available at each trophic level in an ecosystem
What is energy pyramid?
The capacity to do work; all living organisms need energy.
What is energy?
A model that shows the feeding relationships within an ecosystem.
What is food web?
An organism that obtains food and energy by killing and consuming other consumers.
What is predator?
the process by which organisms with traits that are most favorable in their environment are most likely to survive and pass on their traits to offspring.
What is natural selection?