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Introduction Unit Review
Introduction Unit Review
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Answers
1
Potassium is a metal, non metal, metalloid
metal
nonmetal
metalloid
2
What is the atomic mass?
K
19
Potassium
39.098
3
Scientists are studying how music affects the growth of apple trees. What is the independent variable?
the type of music
The apples
the growth of the trees
4
What does a nucleus do?
stores DNA
perform photosynthesis
generates the chemical energy needed by the cell
synthesizes proteins
5
A Biologist is
a person who studies the science of living things
the study of living things
living things
6
What is the element symbol?
39.098
Potassium
K
19
7
Are you ready for your quiz?
No!
Yes!
Maybe
8
What is the function of mitochondria?
stores DNA
protein synthesis
generates the chemical energy needed by the cell
perform photosynthesis
9
Do plant cells have cell walls?
no
yes
10
What do you notice about the data of soda?
It increases with age
It stays the same
It decreases with age
11
What is the name of letter
B?
neutrons
protons
electrons
12
What is the name of letter
C?
neutrons
electrons
protons
13
The ability to reproduce, evolve, and grow/develop are some of the characteristics of life.
False
True
14
What do you notice about the data of fruit drink?
It stays the same
It decreases with age
It increases with age
15
According to cell theory, cells are the smallest unit of living things.
True
False
16
What does chloroplast do?
stores DNA
generates the chemical energy needed by the cell
performs photosynthesis
synthesizes protein
17
Do plant cells have chloroplast?
no
yes
18
What is the name of letter
A?
neutrons
protons
electrons
19
What is the element name?
39.098
19
Potassium
K
20
Do plant cells have small vacuole?
no
yes
21
Scientists are studying how music affects the growth of apples trees. What is a constant in this study?
the taste
the type of music
The soil
the growth of the trees
22
What is the number of electrons?
39
Potassium
K
19
23
Scientists are studying how music affects the growth of apple trees. What is the dependent variable?
The apples
the type of music
the growth of the trees
24
What is the function of ribosome?
synthesizes proteins
perform photosynthesis
generates the chemical energy needed by the cell
stores DNA
