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