Chapter 13.1 Questions

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1. Earth scientists tell us what the past was like.  Where does their information come from? ______________________________________________________________________
______________________________________________________________________

2. What does fossil evidence tell us about the kind of organisms inhabiting the earth during different times?
________________________________________________________________________

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3. Each kind of organism is called a ____________________.

4. All members of a species have nearly the same ________________________.

5. If different species lived on the earth at different times, then species must __________________.

6. The process by which species change over time is known as the theory of _______________________.
 

7. Some individuals of a species are better ___________________ to their environment, and therefore better able to survive.

8. Their special traits are passed on to the next generation.  This hypothesis is known as  ________________  ___________________. This is the process by which species as a whole change over time.

9. _________________ is the dying out of a species that cannot adapt to environmental changes.

10. Part of the theory of evolution is that all living things are _____________; all things alive now came from one or a few simple life forms.

11. Scientists hypothesize that all living things evolved from the __________________.

Text page 291
12.  What is the name of the tree diagram on page 291? __________________________________________________________________

13.  Describe the system most widely used today to classify organisms._____________ __________________________________________________________________

14.  The ________________kingdom has organisms with simple cell structure.

Text page 292
15. Name 3 other places where classification is used other than by scientists.
_______________________  _________________________  _____________________