Practice Quiz

CLEP Biology Practice Exam - Question List

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146. Which of the following statements correctly matches a cell part with its function?
  1. The cell membrane packages lipids for export.
  2. The mitochondria perform photosynthesis.
  3. The lysosome digests molecules.
  4. The nucleus produces energy.
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147. Which of the following is one of the functions of the human skeleton?
  1. producing hormones
  2. bringing gases into the body
  3. removing waste from the body
  4. providing a site for blood cell formation
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148. Some willow trees alter the chemical composition of their leaves when attacked by caterpillars. Compared to normal leaves,the chemically altered leaves are less nutritious and are more difficult for caterpillars to digest.Which of the following is a likely effect of this ability to alter leaf composition?
  1. Willow trees with this ability will attract more caterpillars than other willow trees.
  2. Willow trees with this ability will have a survival advantage over other willow trees.
  3. More butterflies will lay their eggs on willow trees with this ability than on other willow trees.
  4. Caterpillars that feed on willow trees with this ability will be larger than caterpillars on other willow trees.
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149. In red blood cells, the compound carbonic anhydrase increases the rate at which carbon dioxide is converted to bicarbonate ions for transport in the blood. In red blood cells, carbonic anhydrase acts as which of the following?
  1. an enzyme
  2. a hormone
  3. a lipid
  4. a sugar
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150. Many plants have waxy coatings on some surfaces. This coating reduces water loss because it is not water-permeable. This waxy coating is which of the following types of organic molecule?
  1. carbohydrate
  2. lipid
  3. nucleic aci
  4. protein
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