Practice Quiz

HESI A2 Practice Test - Question List

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81. Which of the following pairs is not an example of analogous structures?
  1. Wings of a butterfly and wings of a bat
  2. Eyes of a human and the eyes of a mollusk
  3. Legs of a cat and the legs of a dog
  4. Arm of a chimpanzee and the flipper of a dolphin
  5. Claw of a bear and the claw of a wolf
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82. What term describes the evolutionary process by which new species arise?
  1. Adaptive radiation
  2. Lamarkism
  3. Speciation
  4. Natural selection
  5. Sexual selection
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83. A student touches a metal sink with her finger and notices that her finger feels cold. Which of the following statements explains this observation?
  1. Heat energy flows from the student’s finger to the metal sink.
  2. Heat energy flows from the metal sink to the student’s finger.
  3. The student’s finger was originally at the same temperature as the sink.
  4. The student’s finger was originally at a lower temperature than the sink.
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84. A student leaving school walks 2.5 km north and then walks 1.0 km south. What is the student’s displacement?
  1. 1.0 km south
  2. 1.5 km north
  3. 2.5 km north
  4. 3.5 km south
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85. A student pushes a book across a classroom table. Which of the following statements best explains the difference between the amount of force needed to start the book moving and the amount of force needed to keep it moving?
  1. Less force is needed to start the book moving, because there is less friction than when it is already moving.
  2. Less force is needed to start the book moving, because there is less potential energy in the table than in the book.
  3. More force is needed to start the book moving, because there is more potential energy in the table than in the book.
  4. More force is needed to start the book moving, because there is more friction than when it is already moving.
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