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5th Grade - Chapter 3

Across
The maximum population size that an ecosystem can support
A diagram that shows the amount of energy available at each level of an ecosystem
All the living and non-living things in an environment, including their interactions with each other
The role of an organism in an ecosystem
A relationship between two kinds of organisms that benefits both
A type of camouflage in which the color and shape of an animal blends in with its background, protecting it against predators
A characteristic that helps an organism survive in its environment
A living thing that is hunted for food
The overlapping food chains in an ecosystem
All the members of a species in one area
An adaptation in which an animal is protected against predators by its resemblence to another, unpleasant animal
Down
A type of camouflage in which the color of an animal blends in with its background, protecting the animal against predators
An adaptation in which an animal protects itself against predators by blending in with the environment
All the living things in an ecosystem
A relationship between two kinds of organisms that benefits one without harming the other
Anything that controls the growth or survival of a population
An animal that hunts other animals for food
A relationship in which one organism lives on or in another organism and benefits from that relationship while the host organism is harmed by it.
The place where a plant or animal lives and grows
A relationship between two kinds of organisms over time
The path that energy and nutrients flow in an ecosystem