Life Science - 8th Grade - Chapter 4-6 Review

40 Questions  I  By Divinemercyacademy
Life ScienceSeton Home Study School EditionAll Creatures Great and Small

  
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1.  A carefully marked tube of glass or plastic that is used to determine the volume of a liquid is called a
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2.  Which of the following is the smallest?
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B.
C.
3.  Bright light will "scare" many microbes away, which part of the compound microscope allows you to reduce the light?
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4.  A thermometer is used to measure calories.
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5.  What is this instrument?
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6.  Which of the following is the smallest?
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B.
C.
7.  Which of the following are compounds? (check 4)
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8.  Na is the symbol for _______________.
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D.
9.  The symbol for potassium is ________________.
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10.  An atom is the smallest part of an element with all the properties of the element.
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B.
11.  The symbol for oxygen is __________.
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D.
12.  Chromosomes are ______________________________.
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13.  Osmosis is ___________________________________.
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14.  Protoplasm is a cell wall.
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15.  Approximately how many atoms can be found in a single drop of water?
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16.  A molecule is ________________________________________.
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17.  Atoms are mostly made up of empty space.
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18.  There are more than __________ kinds of atoms.
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19.  Weight is the downward force of an object due to gravity.
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20.  Weight is the amount of matter in an object.
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21.  All living things are made up of more than 15,000,000,000 cells.
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B.
22.  Mitochondrion is ___________________________________.
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23.  An atom is the smallest part of a compound with all the properties of the compound.
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B.
24.  Select all that are correct.
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I.
25.  Which part is usually large in plant cells but small in animal cells?
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26.  A molecule is the smallest part of an element with all the properties of the element.
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B.
27.  A compound microscope is used to measure very small objects or organisms.
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B.
28.  An molecule is the smallest part of a compound with all the properties of the compound.
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B.
29.  A living organism can have just one cell.
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B.
30.  The nucleus of an atom is the ______________________.
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31.  Which of the following is not a part of the compound microscope?
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32.  What percent of your body weight is water?
33.  Which part is the area where food molecules are broken down?
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34.  Protoplasm is living matter.
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B.
35.  Mass is the downward force of an object due to gravity.
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36.  Which element is the most abundant in your body?
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37.  The Bunsen Burner is used in many laboratories to
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38.  An element is ________________________________________.
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39.  Semipermeable means __________________________________________.
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40.  Which of the following are elements? (check 4)
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B.
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H.
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