Practice Quiz

Praxis II: Biology Content Knowledge Exam Prep - Question List

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26. When oaks become the dominant plant in the area, the mixture of populations no longer creates changes in the environment. The community is now a climax community. Which of the following events could restart succession?
  1. Fire
  2. Volcanic eruption
  3. Logging
  4. Landslide
  5. All of the above
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27. What color would the pigment be after tap water is added to it? Here is the table for reference:

pH 1-2 Pink/Acid
pH 3-4 Dark Red/Acid
pH 5-6 Violet/Acid
pH 7-8 Blue/Neutral-Base
pH 9-10 Blue-Green/Base
pH 11-12 Green-Yellow/Base
  1. Pink
  2. Dark red
  3. Violet
  4. Blue
  5. Greenish-yellow
See answer
28. Plants get most of their colors from pigments such as chlorophyll. What is the purpose of pigments like red cabbage in nature?
  1. Indicate the pH of the soil
  2. Contribute to photosynthesis
  3. Attract animals
  4. Increase heat absorption
  5. Prevent water loss
See answer
29. As a means to spot prey, both snow leopards and owls have developed extraordinary night vision. This is an example of:
  1. Divergent evolution
  2. Speciation
  3. Coevolution
  4. Convergent evolution
  5. Biological magnification
See answer
30. All of the following are vertebrates except:
  1. Toad
  2. Tiger
  3. Gila monster
  4. Lobster
  5. Hamster
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