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SMS 8th Grade Science EOG Review

13 Questions
Sms 8th Grade Science Eog Review

This is an NC 8th grade EOG review quiz. )

Questions and Answers
  • 1. 
    Which event will lead to the greatest reduction of dissolved oxygen in a lake?
    • A. 

      Decreased number of fish in the lake

    • B. 

      Increased nutrients and algal blooms

    • C. 

      Increased number of fish in the lake

    • D. 

      Decreased number of plants surrounding the lake

  • 2. 
    Which may result from increased recreational water activities on a lake?
    • A. 

      The turbidity of the lake may decrease

    • B. 

      The number of fish and other aquatic life may increase.

    • C. 

      The water quality of the lake may decrease.

    • D. 

      The amount of dissolved oxygen in the lake may increase.

  • 3. 
    • A. 

      The daily release of hot water into the pond from a local factory.

    • B. 

      A hurricane temporarily stirring up water and sediments in the pond.

    • C. 

      The occasional release of sediments into the pond from a nearby field.

    • D. 

      A small increase in the number of fishers who use the pond for food.

  • 4. 
    • A. 

      Some of the water evaporated

    • B. 

      Oxygen has less mass when it is combined in a compound.

    • C. 

      When water combines, some of the mass is changed into heat.

    • D. 

      Hydrogen has less mass when it is combined in a compound.

  • 5. 
    • A. 

      500,000 years old

    • B. 

      1 million years old

    • C. 

      2 million years old

    • D. 

      3 million years old

  • 6. 
    In what type of rock is an index fossil most likely to be found?
    • A. 

      Sedimentary

    • B. 

      Igneous

    • C. 

      Metamorphic

    • D. 

      Volcanic

  • 7. 
    Which animal cell organelle uses oxygen to release the energy stored in glucose?
    • A. 

      Mitochondrion

    • B. 

      Golgi Apparatus

    • C. 

      Endoplasmic reticulum

    • D. 

      Ribosome

  • 8. 
    Which is the relationship between flagella and cilia in animal cells?
    • A. 

      They are both structures used in reproduction.

    • B. 

      They are both structures used in digestion.

    • C. 

      They are both structures used in circulation.

    • D. 

      They are both structures used in movement.

  • 9. 
    • A. 

      Carbon (C) is a gas.

    • B. 

      Radon (Rn) is a metal.

    • C. 

      Fluorine (F) is a liquid.

    • D. 

      Francium (Fr) is a metal.

  • 10. 
    Which best describes elements that have similar chemical properties?
    • A. 

      In a row

    • B. 

      In a line

    • C. 

      In a group

    • D. 

      In a period

  • 11. 
    How can the element Carbon (C) be classified?
    • A. 

      A transition metal

    • B. 

      A nonmetal

    • C. 

      A metalloid

    • D. 

      Metal

  • 12. 
    How are elements organized in the periodic table?
    • A. 

      By increasing atomic mass

    • B. 

      By decreasing atomic mass

    • C. 

      By increasing atomic number

    • D. 

      By decreasing atomic number

  • 13. 
    Which group has the most reactive metals?
    • A. 

      Group 1

    • B. 

      Group 18

    • C. 

      Group 4

    • D. 

      Group 13