Practice Quiz

MCAS Biology Practice - Question List

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71. Which of the following lemurs would be classified as a secondary consumer?
  1. a mouse lemur eating insects
  2. a Verreaux’s sifaka eating leaves
  3. a ring-tailed lemur eating fruits
  4. a red-bellied lemur eating flower
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72. A builder is proposing a new housing development in an area of western Massachusetts. Construction of the housing development will destroy the wetland habitat in the area.Which of the following would be the most likely consequence of the wetland’s destruction?
  1. The wetland plant species would disperse to adjacent meadow habitats.
  2. The populations of wetland animals would be unable to survive in that area.
  3. The wetland animal species would survive by interbreeding with non-wetland species.
  4. The populations of wetland plants would evolve to disperse seeds by wind rather than water.
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73. Mallory has four aquatic plants of the same size and species. She submerges each plant in a separate beaker filled with 200 mL of water. She then sets each beaker under a different intensity of light. Mallory observes that, of the four plants, the plant in the beaker under the most intense light gives off the most gas bubbles in a 20 min period.Which of the following statements best explains Mallory’s observations?
  1. Cells decompose most quickly under the most intense light.
  2. Water evaporates from plants fastest under the most intense light.
  3. Photosynthesis occurs at the highest rate under the most intense light.
  4. Gases in the leaves of plants expand most under the most intense light.
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74. During DNA replication, the wrong nucleotide was inserted in the DNA sequence. Which of the following terms describes this situation?
  1. mutation
  2. regeneration
  3. transcription
  4. translation
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75. In the human body, fibrinogen is necessary for sealing cuts and stopping the loss of blood. Since fibrinogen is made of chains of amino acids, it is an example of which type of organic molecule?
  1. carbohydrate
  2. protein
  3. fatty acid
  4. nucleic acid
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