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Science Review
Section 1
Interactions Among Living Things
Behavioral and physical characteristics that allow
organisms to survive successfully in their environment are
called…..
Adaptations
Three Ways Animals Interact with their Environment
Competition
Predation
Symbiosis
An interaction in which one organism kills another for food is
called…….
Predation
The struggle between two organisms to survive as they
attempt to use limited resources is called…
Competition
A close relationship between two species that benefits at least one of
the species is called……
Symbiosis
Interaction in which one benefits and the other is not harmed….
Interaction in which both organisms benefit……
Mutualism
Interaction in which one benefits and the other is harmed…..
Parasitism
Commensalism
Symbiosis
Predation
The animal hunting is called the ……
Predator
The organism being hunted is called the…..
Prey
Predation AND Adaptation
An adaptation that helps an organism to kill others is called…….
Predator Adaptation
An adaptation that help an organism defend itself from others is called….
Prey Adaptation
Science Review
Section 2
Energy Flow in Ecosystems
Energy enters most ecosystems as……
SUN
Decomposers
What breaks down wastes and dead organisms and returns the raw materials to
the ecosystem?
An organism that can make its own food is called ………..
Producer
Consumer
An organism that obtains energy by feeding on other organisms is called …..
Energy Roles in an Ecosystem
• Producer
• Consumer
• Decomposer
Producers
• Plants
• Algae
• Bacteria
Consumers
• Herbivore– Plant eaters
• Carnivore– Meat eaters
• Omnivore– Plant and meat eaters
• Scavenger– Eat dead organisms
Decomposers
•Bacteria
•Mushrooms