| Name: Evolution |
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True/False
Indicate whether the sentence or statement is true or false.
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1. |
The theory of evolution states that species change over time.
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2. |
The inheritance of acquired characteristics was one mechanism of evolution supported by Darwin.
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3. |
Darwin observed that the plants and animals of the Galapagos Islands were the same as those on islands off the coast of Africa with similar environments.
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4. |
The book Principles of Geology by Charles Lyell described how changes in land formations can cause species to evolve.
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5. |
In his “Essay on the Principle of Population,” Malthus said humans were the only population that could continue to grow in size indefinitely.
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6. |
The two major ideas that Darwin presented in The Origin of Species were that evolution occurred and that natural selection was its mechanism.
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7. |
The environment dictates only the direction and extent of evolution.
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8. |
The environment selects which organisms will survive and reproduce by presenting challenges that only individuals with particular traits can meet.
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9. |
The way an embryo develops is not important in determining the evolutionary history of a species.
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10. |
Within populations, divergence leads to new species.
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Completion
Complete each sentence or statement.
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11. |
When an organism becomes ____________________, the tissues are replaced by harder minerals.
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12. |
A species that has disappeared permanently is said to be ____________________.
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13. |
A change in species over time is called ____________________.
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14. |
The process by which organisms with traits well suited to an environment survive and reproduce at a greater rate than organisms less suited for that environment is called ____________________.
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15. |
According to Darwin, the ____________________ determines the rate at which organisms survive and reproduce.
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16. |
A(n) ____________________ consists of all the individuals of a particular species in a particular place.
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17. |
Homologous structures are similar because they originated in a shared ____________________.
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18. |
____________________ structures are similar because they originated in a shared ancestor.
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19. |
Closely related species show more ____________________ in nucleotide sequences than distantly related species.
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20. |
____________________ occurs as two or more species change in response to each other.
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