Practice Quiz

MCAS Biology Practice - Question List

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61. Which of the following is a function of the liver?
  1. removing toxic compounds from the blood
  2. secreting digestive enzymes into the stomach
  3. producing white blood cells to fight infections
  4. converting food into smaller nutrient molecules
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62. In humans, the appendix is small and is not needed for digestion. In rabbits, the appendix is well developed and is used in the digestion of plant fibers.Which of the following provides the best scientific explanation for the presence of the appendix in both humans and rabbits?
  1. Rabbits and humans live in environments with similar conditions.
  2. Rabbits and humans are both eukaryotes with similar cell
    structures.
  3. The appendix is evolving into a new type of organ in rabbits and humans.
  4. The appendix is inherited from a common ancestor of rabbits and humans.
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63. If an animal cell is placed in distilled water, it will swell and burst. The bursting of the cell is a result of which biological process?
  1. active transport
  2. enzyme activity
  3. osmosis
  4. respiration
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64. Which of the following lists identifies organisms that are producers in food webs?
  1. algae, ferns, sunflowers
  2. mushrooms, bacteria, earthworms
  3. termites, red foxes, shrews
  4. woodpeckers, cardinals, grasshoppers
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65. In which of the following ways does a bacterial cell differ from an animal cell?
  1. A bacterial cell is much larger than an animal cell.
  2. A bacterial cell has more mitochondria than an animal cell.
  3. A bacterial cell has RNA for its genetic material, whereas an animal cell does not.
  4. A bacterial cell does not have membrane-bound organelles, whereas an animal cell does.
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