Streams Ch. 1 Terms

2. one that eats only plants
7. meaning “approximate” or “about”
9. one that eats only meat
11. the process by which nature weeds out individuals who in one way or another are less fit than others to survive and reproduce
12. any simple object showing a person’s workmanship
13. one who believes in the theory of evolution
14. the accidental and unpredictable change in the reproductive material of a cell

1. one who believes in the theory of creation
3. dating, the method of dating a civilization by studying its pottery
4. the scientific law that states that every system in nature goes “downhill”
5. one that eats both plants and animals
6. transitional stage between an early, apelike creature and man
8. the remains or traces of animals or planets that have been preserved in the earth’s crust
10. southern ape-like creatures presumed to have lived two to three million years ago,