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

40 Questions  I  By Divinemercyacademy
Life Science
Seton Home Study School Edition
All Creatures Great and Small

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