- 1. A ______________ is a group of organisms that share similar characteristics and can reproduce among themselves to produce fertile offspring.
A) species B) hybrid C) synthesis D) mutants
- 2. A gradual process in which something changes into a different and usually more complex or better form.
A) decompression B) evolution C) evaluation D) revolution
- 3. A(n) ____ is a group of organisms that looks alike and can reproduce among themselves.
A) species B) order C) genus D) family
- 4. when an organism blends into its environment
A) punctuated equilibrium B) variation C) radiometric dating D) camouflage
- 5. evolution as a slow change of one species to another
A) variation B) embryology C) gradualism D) punctuated equilibrium
- 6. survival of the fittest
A) variation B) natural selection C) revolution D) punctuated equilibrium
- 7. rapid evolution with few intermediate forms
A) evaluation B) punctuated equilibrium C) variation D) natural selection
- 8. Any heritable characteristic of an organism that improves its ability to survive and reproduce in its environment.
A) species B) adaptation C) genus D) variation
- 9. An inherited trait that makes an individual different from other members of its species.
A) species B) genus C) adaptation D) variation
- 10. ___________________ can prevent an organism from blending into its environment.
A) Camouflage B) Order C) Albinism D) Gradualism
- 11. _______________ can allow an organism to blend into its environment.
A) Albinism B) Gradualism C) Order D) Camouflage
- 12. According to Darwin's research, finches that eat nuts and seeds have
A) long, slender beaks B) medium-sized beaks C) cracked beaks and must be fed by other finches D) short, strong beaks
- 13. According to Darwin's research, finches that feed on insects have
A) medium-sized beaks B) short, strong beaks C) cracked beaks and must be fed by other finches D) long, slender beaks
- 14. According to Darwin's research, finches that eat insects and seed have
A) medium-sized beaks B) cracked beaks and must be fed by other finches C) long, slender beaks D) short, strong beaks
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