Biological Science

Chapter 49: Species Interactions

Figure Review

This is an on-line version of the green Figure Review questions and exercises included with many of the figures in your textbook. Each question includes the figure number from the book to help you complete the requested task. Use this version to quickly and easily submit your work to your instructor or teaching assistant.

1. FG49_04FR.JPG
Figure 49.4
Design an experiment to test the hypothesis that infected snails are more likely to be eaten by birds.  

To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

2. FG49_05FR.JPG
Figure 49.5
Add a line to the graph on page 955 of your textbook showing what will happen if predators do not switch to different prey species when the prey population is low. Explain.  

To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

3. FG49_15FR.JPG
Figure 49.15
In part (b), why was it important to carry out the experimental and control treatments on the same rock? Why not use separate rocks?  

To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

 




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