Name:_____________________
Evolution 7.2 Notes – Charles Darwin
Read Pages 158-163
Charles Darwin
1. Charles Darwin was a ____________________ who studied nature in the
1830’s
2. He traveled the world on the ___________________(boat) taking notes on
his observations
3. Through his observations, he proposed some theories and principle on how
__________ occurs
The Galapagos Islands
4. Darwin observes differences in _________________(birds) across the
islands
5. The ____________ shapes differed based on what they ate and how
they obtained their foods.
6. The beaks are ___________________ to the different ways the finches
get food
Darwin learns from others
7. _________________ - distinguishing qualities or characteristics in an organism.
8. ________________ ________________ - choosing certain traits considered desirable
(farmers and dog breeders).
9. _______________ - differences among traits, different forms of a trait. (beak shape,
height, etc.)
10. Darwin proposed that organisms could change over much longer periods of time because
the variation would be due to __________________ (changes in nature)
Natural Selection
11. Darwin theorized that evolution occurs through a process he called _______________
___________.
12. This theory supports the idea that the successful organisms have traits that may help them
____________, thus they are more likely to pass down their traits to future generations
(reproduce)
