Match the organism with evidence of its prior existence.
A rich variety of complex organisms have developed in response to a continually changing environment.
No resources have been tagged as aligned with this standard.
Infer the possible reasons why a species became endangered or extinct.
Explain how fossils provide information about the past.
Identify the processes associated with fossil formation.
Compare pictures of fossils with animals or plants that are living today.
Recognize that some organisms which formerly lived are no longer found on earth.