Practice Quiz

MCAS Biology Practice - Question List

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111. Frogs, lizards, and birds all have a similar arrangement of bones in their limbs. Which of the following does this similarity most likely indicate about these animals?
  1. They move in the same way.
  2. They have a common ancestry.
  3. They evolved at the same time.
  4. They are comparable in size as adults.
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112. Which of the following statements best describes a DNA molecule?
  1. It is a double helix.
  2. It contains the sugar ribose.
  3. It is composed of amino acids.
  4. It contains the nitrogenous base uracil.
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113. When gametes are produced from a parent cell during normal meiosis, which of the following describes the number of chromosomes in each resulting cell?
  1. Each resulting cell has the same number of chromosomes as the parent cell.
  2. Each resulting cell has twice the number of chromosomes as the parent cell.
  3. Each resulting cell has one-half the number of chromosomes as the parent cell.
  4. Each resulting cell has one-fourth the number of chromosomes as the parent cell.
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114. The outermost tail feather of the male barn swallow is longer than that of the female barn swallow. The long tail feather helps the males attract females, but it also requires the males to use extra energy to fly.The long tail feather trait is maintained in the barn swallow populations because, compared to males with a shorter tail feather, males with a longer tail feather are more likely to
  1. build a large nest.
  2. produce offspring.
  3. migrate each winter.
  4. escape from predators.
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115. Which of the following most likely happens in the cells of a person running in the Boston Marathon?
  1. The respiration rate increases to produce more ATP.
  2. The replication rate increases to produce more DNA.
  3. The photosynthesis rate increases to produce more sugars.
  4. The cell division rate increases to produce more muscle fibers.
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