Practice Quiz

FCAT Grade 8 Science Assessment Practice Questions - Question List

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26. Which star is the closest in distance to our solar system?
  1. Alpha Centauri
  2. Andromeda
  3. Rigel I
  4. Proxima Centauri
  5. Aldebaran
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27. The marigold is a plant that completes its entire life cycle, from birth to reproduction to death, in one year. This kind of plant is known as a:
  1. Perennial.
  2. Circadian type.
  3. Monogrowth.
  4. Annual.
  5. Cyclon.
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28. Stars are formed in nebulas, and then begin nuclear fusion. After fusion has progressed significantly, the helium core begins to increase in temperature and fuse to form carbon, at which point the star becomes:
  1. A supernova.
  2. A red dwarf.
  3. A red giant.
  4. A black hole.
  5. A nebula.
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29. Sedimentary rocks are formed through the process of:
  1. Oxidation.
  2. Lithification.
  3. Recidivication.
  4. Detrialiation.
  5. Allylation.
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30. The primary energy molecule used in living organisms is:
  1. NADPH
  2. ATP
  3. Oxygen
  4. Glucose
  5. Ribose
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