Reinforcement: Evolution
1. The theory that species change over time: _________________________________
2. The offspring of two different species, such as a liger: ____________________________
3. Refers to the number of individuals in a population with a trait: ______________________
4. The process by which evolution occurs; natural ______________________________
5. Refers to differences in individual in a population, like light versus dark mice: ______________
6. Refers to how traits are passed from parents to offspring _______________________
7. Traits that help organisms survive and reproduce: __________________________
8. Process by which humans create organisms with desirable traits: _____________ selection
9. The idea that each living species descended from other species: common ____________
10. A diagram that shows features common to groups or populations: _______________
11. The formation of new species: ______________________
12. Remains of organisms that lived in the past: _____________________
13. Structures that are similar in related organisms, like bones of the arm: ________________
14. A __________________ structure is a part of the body that has no function; evidence of evolution.
15. Famous birds studied by Darwin on the Galapagos: ____________________________
We studied different animals to understand evolution. Summarize how each of the examples below illustrate evolution by natural selection.
16. Rock pocket mice
17. Elephants (tusks)
18. Beaks of finches in the Galapagos
Related Resources
Galapagos Finch Video (HHMI) – video link with questions for students to answer
Evolution of Bunnies – examine a set of four graphics showing change over time. Great opener for evolution and introduction to VIDA charts.
African Elephant: Change Over Time – examine a graph showing the number of elephants with tusks, showing that the number has changed as a result of poaching