Science / Chapter 1 Populations and Communitites

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Can you name the Chapter 1 Key Terms?

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Any relationship in which two species live closely together and at least one of the species benefits
Moving into a population
All the members of one species living in a particular area
An environmental factor that causes a population to stop growing or decrease in size
The study of how organisms interact with each other and with their environment
A symbiotic relationship in which both species benefit
A symbiotic relationship in which one species benefits and the other species is neither helped nor harmed
The role of an organism in its habitat
Organism that benefits in a parasitic relationship
Organism that is killed and eaten as food
Organism that kills other organisms for food
If birth rate > death rate, population size will _____. (increase or decrease)
A group of organisms that can mate with each other and produce offspring that can also mate and reproduce
Behaviors and physical characteristics that allow organisms to live successfully in their environments
All the different populations that live together in an area
If death rate > birth rate, population size will _____. (increase or decrease)
Process in which adaptations become more common in a species
The community of organisms that live in a particular area, along with their nonliving environment
The nonliving parts of a habitat
An interaction in which one organism kills another for food
The living parts of a habitat
Organism that is harmed in a parasitic relationship
An environment that provides the things a specific organism needs to live, grow, and reproduce
The largest population that an area can support
A symbiotic relationship in which one organism benefits and the other is harmed
Leaving a population
A living thing
The struggle between organisms to survive as they attempt to use the same limited resources

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