Vocabulary
Food Chains & Webs
Ecosystem Levels
Community Interactions
Random
100
An environment that provides the things an organism needs to live, grow, and reproduce.
What is a habitat?
100

These organisms produce energy through photosynthesis 

What are producers?

100
Two or more organisms of the same species.
What is a population?
100
A relationship between two species in which one species benefits and the other is neither helped nor harmed.
What is commensalism?
100
The organism that a parasite lives in or on in a parasitism interaction.
What is a host?
200
Non-living factors in a community are called..
What is abiotic factors?
200

an organism that feeds directly on producers (plants, algae, or bacteria) to obtain energy

What is a primary consumer?

200


It is made up of the parts of Earth where life exists—all ecosystems

What is the biosphere?

200
A relationship between two species in which one species benefits and the other is harmed.
What is parasitism?
200

Any biotic (living) or abiotic (non-living) resource or environmental condition that restricts the growth, abundance, or distribution of an organism or population within an ecosystem

What is a limiting factor?

300
Something that only eats plants
What is a herbivore?
300

These organisms are typically at the top of the food chain. a high-level carnivore (or sometimes omnivore) that feeds on secondary consumers within a food chain, acting as a third-level predator.

What is tertiary consumer or apex predator?

300
One individual
What is a organism?
300
A relationship between two species in which both species benefit.
What is mutualism?
300
A carnivore that feeds on the bodies of dead organisms.
What is a scavenger?
400
An organism that breaks down wastes and dead organisms.
What is a decomposer?
400
This is a way to show how energy in a food web is allocated. Usually there is a large base and a pointed top.
What is an energy pyramid?
400
Two or populations of species.
What is a community?
400
An interaction in which one organism kills another for food.
What is predation?
400
An organism that is killed and eaten by another organism.
What is prey?
500
A series of events in which one organism eats another and obtains energy. Usually written on one line.
What is a food chain?
500

Only about ____% of the energy at one trophic level is passed to the next level.


What is 10%?

500
Includes all of the living and non-living things in an area.
What is an ecosystem?
500
Two or more organisms competing for the same resource.
What is competition?
500
Study of the interactions of living things and their environment.
What is ecology?
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