Practice Quiz

MCAT Biology - Question List

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216. Which of the following correctly pairs a phase of matter with its description?
  1. Solid: Particles have no motion.
  2. Liquid: Particles expand to fill any container in which they are placed.
  3. Gas: Particles have higher amounts of energy than when in the liquid phase.
  4. Liquid: Particles are more strongly attached to one another than when in the solid phase.
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217. Which of the following sections of the periodic table contains only metals?
  1. group 2
  2. group 18
  3. period 2
  4. period 6
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218. An insect known as a water strider can walk across the surface of a pond. Which of the following is directly responsible for this insect being able to walk on the surface without sinking?
  1. ionic bonding
  2. oxygen bonding
  3. hydrogen bonding
  4. nonpolar covalent bonding
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219. A person left a bottle of distilled water and a bottle of a sugary drink outside overnight. In the morning, one liquid was frozen but the other was not. Which liquid was frozen and why did it freeze?
  1. The sugary drink froze because solutions are more dense than pure substances.
  2. The distilled water froze because pure substances are more dense than solutions.
  3. The sugary drink froze because solutions have a higher freezing point than pure substances.
  4. The distilled water froze because pure substances have a higher freezing point than solutions.
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220. Which of the following characteristics of an element can be determined precisely by considering only the element’s specificposition on the periodic table?
  1. radius of each ion
  2. density of the solid
  3. boiling point of the liquid
  4. number of protons in each atom
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