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