Two species of finches living on separate islands have beaks of the same size. O

Question

Two species of finches living on separate islands have beaks of the same size. On one island where both species live together, beak sizes are different. This scenario is an example of genetic drift. coevolution. character displacement. D sexual selection. kin selection. What is the first step of the scientific method? designing the experiment deciding on independent and dependent variables determining the null hypotheses statistical tests observations and determining a question Realized niches are best defined by physiological capabilities. interactions with other species. competition only. A and B None of the above The null hypothesis is a statement that predicts that there is no relationship between the variables studied. Realized niches generally encompass a wider range of environmental conditions than fundamental niches.

Explanation / Answer

6. This scenario is an example of Character displacement

7. Observations and determining a question is the first step of scientific method

8. (C) Competition only

9. True

10. False . Realized niches are narrower

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