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

40 Questions  I  By Divinemercyacademy
Life Science - 8th Grade - Chapter 4-6 Review
Life Science
Seton Home Study School Edition
All Creatures Great and Small

  
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Question Excerpt

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