Organisms that must rely on other organisms for food are called _________

The sequence in which organisms feed on each other is called a(n) ______

The unique role that an organism plays in its ecosystem is called its_______

Why are all animals considered consumers

How does a food chain differ from a food web?

all the different forms of life on earth

a close relationship between two species

a sudden change in an organism’s genes

the science of the classification of species

the loss of all members of a species

a person who wants to preserve and protect species

examples include beaches, rivers, forests, and marshes

Removing a(n) _______ species from an ecosystem can reduce biodiversity

The relationship where one organism benefits and the other is unaffected is called_______

A(n) ______ is an organism that provides food for a parasite.

The English scientist who studied finches on the Galapagos Islands was named

A(n) _______ is a trait that makes an organism better suited to the environment.

The different forms of genes in living things, or _____, can increase Earth’s biodiversity

A small part of a larger unit is called____

Green plants provide humans with________

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