Practice Quiz

Praxis II: Biology Content Knowledge Exam Prep - Question List

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56. Which of the following are required for anaerobic respiration?

I. Pyruvate
II. Oxygen
III. NADH
  1. I only
  2. II only
  3. III only
  4. I and II only
  5. I and III only
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57. Which of the following statements about photosynthesis is false?
  1. Photosynthesis produces oxygen as a waste product.
  2. The dark reaction does not require sunlight.
  3. Photosynthesis takes place in the chloroplast.
  4. Sunlight needed for photosynthesis is stored in pigments such as chlorophyll.
  5. Photosynthesis results in the production of carbon dioxide.
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58. Human somatic cells contain 46 chromosomes. If this is the case, how many chromosomes will gametes produced from these cells contain?
  1. 10
  2. 20
  3. 23
  4. 46
  5. 50
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59. During cytokinesis, the cytoplasm is divided into two cells by the construction of a cell plate in what types of organisms?

I. Bacteria
II. Plants
III. Animals
  1. I only
  2. II only
  3. III only
  4. II and III only
  5. I and II only
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60. Which of the following statements about the Watson-Crick model of DNA is incorrect?
  1. Two strands of DNA are composed together in a double helix.
  2. The two strands of DNA run in parallel directions.
  3. The structure is maintained by hydrogen bonds.
  4. Adenine pairs with thymine and cytosine pairs with guanine.
  5. The double helix must be uncoiled for DNA replication to occur.
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