Which is the best definition of natural selection?
A. 
A process that happens in the absence of environmental conditions
B. 
A single process of adaptation within an individual
C. 
The survival of the fittest
D. 
An ability to predict the outcome of the defined species over time
2.
What does Darwin's controversial book, On the Origins of Species by Means of Natural Selection illustrate?
A. 
The importance of variations in organisms
B. 
That traits affect how likely an organism is to reproduce
C. 
How species evolve by adapting to their environment
D. 
All of the above
3.
Complete the following analogy:
beak size is to Galapagos finches as white hair is to _____________________________.
A. 
Whales
B. 
Tigers
C. 
Giraffes
D. 
Polar bears
4.
Based on context, the term resistance in paragraph 6 means _________________.
A. 
Opposition
B. 
Approval
C. 
Variation
D. 
Individualized
5.
Based on the information in paragraph 5, which of the finches in the diagram shown is most likely to have adapted to an area where food source is large, hard seeds?
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