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Worksheets

Mid Term Semester 1 2023/2024

Total questions: 198

Worksheet time: 2hrs 0mins

Name
Class
Date
1.
A series of steps used by scientists to solve a problem or answer a question. 
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
2.
A testable explanation to a problem that has not yet been tested. 
a)
data
b)
theory
c)
hypothesis
d)
fact
3.
Testing a hypothesis often involves a(n):
a)
answer
b)
experiment
c)
problem
d)
safety check
4.
This variable in an experiment is the one being changed by the scientist. 
a)
dependent variable
b)
independent variable
c)
data
d)
control group
5.
The summary at the end of an experiment that explains the results. 
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
6.
The summary at the end of an experiment that explains the results. 
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
7.
The name of the information that you get from your experiment (you organize it into charts and graphs).
a)
observations
conclusion
b)
data
c)
variables
d)
hypothesis
8.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...
a)
The type of plant
b)
The amount of sunlight
c)
The type of music
d)
The type of liquid
9.
If you increase the amount of spinach you eat, then you will increase the iron in your blood. 
What's the dependent variable?
a)
increase the amount of iron in your blood
b)
spinach you eat
10.
Will a construction paper air plane fly faster than an airplane made from notebook paper? Choose the best hypothesis.
a)
If I make a paper airplane from notebook paper, then it will fly faster than construction paper.
b)
Yes.
c)
No.
d)
I think the construction paper air plane will fly faster.
11.
You use the scientific method all the time to solve everyday problems.
a)
True
b)
False
12.
This is the group that we will compare our experimental group to. This group stays "normal."
a)
Control Group
b)
Experimental Group
c)
 Normal Group
d)
Weird Group
13.
True or False: Your hypothesis can never be wrong.
a)
True
b)
False
14.
In a controlled experiment, how many variables can be worked with at a time? 
a)
one
b)
none
c)
two or more
d)
how ever many makes sense.
15.
When is it OK to eat or drink in the lab?
a)
Always
b)
Never
16.
When should safety goggles be worn?
a)
at all times in the lab
b)
when you feel like it
c)
when liquids could splash into your eyes OR when using glassware
17.
a)

Chemical Disposal

b)

Plant Safety

c)

General Caution

d)

Electric Shock

18.
a)

Poison

b)

Physical Safety Warning

c)

General Caution

d)

Fire Safety

19.
a)

Fire Safety

b)

Animal Safety

c)

Corrosive Chemicals

d)

Safety Goggles

20.
a)

General Caution

b)

Poison

c)

Wear a Lab Apron

d)

Plant Safety

21.
a)

Dangerous Fumes

b)

Fire Safety

c)

General Caution

d)

Handle glass with care

22.
What safety symbol is this? 
a)
biohazard
b)
radiation
c)
toxic
d)
corrosive
23.
What safety Symbol is this?
a)
Flamable
b)
Oxidizing Agent
c)
No Open Flame
d)
Explosion
24.
What safety symbol is this?
a)
Flammable 
b)
Oxidizing Agent
c)
No Open Flame
d)
Explosion
25.

Biohazard

a)
b)
c)
26.

What symbol is this?

a)

Disposal

b)

Biological

c)

Extreme temperature

d)

Sharp Object

27.
Long hair must be secured to the back of your head
a)
True
b)
False
28.
What does this symbol mean?
a)
hot object
b)
wind
c)
open flame
d)
apply water
29.
What Safety Symbol is this? 
a)
Heat Protection
b)
Glassware Safety
c)
Sharp Object Hazard
d)
Waste Disposal
30.

What is used to measure (but not precise), heat, and mix large amounts of liquids?

a)

beaker

b)

flask

c)

test tube

d)

graduated cylinder

31.

What equipment allows you to see small objects?

a)

beaker

b)

compound light microscope

c)

flask

d)

test tube

32.

What equipment allows you to measure liquid's volume and measures in milliliters?

a)

test tube

b)

beaker

c)

flask

d)

graduated cylinder

33.

Which equipment holds specimens so that you can look at them closely under the microscope?

a)

hot plate

b)

slide

c)

test tube

d)

dropper

34.

Which equipment holds liquids and allows reactions in a small space?

a)

test tube

b)

hot plate

c)

dropper

d)

beaker

35.

This is used to clean chemicals or debris (stuff) out of your eyes

a)

test tube holder

b)

eye wash

c)

eye dropper

d)

lab apron

36.
Name the tool pictured
a)
Pipette
b)
Eye dropper
c)
Tqeezer
d)
Forceps
37.

What is a stage used for?

a)

lets light in

b)

where the slide is placed

c)

what holds the slide in place

d)

lets you see better

38.

What is number 1?

a)

arm

b)

base

c)

light source

d)

stage

39.

What is number 2?

a)

fine adjustment knob

b)

coarse adjustment knob

c)

light source

d)

base

40.

What is number 3?

a)

fine adjustment knob

b)

coarse adjustment knob

c)

stage

d)

diaphragm

41.

What is number 5?

a)

base

b)

stage

c)

light source

d)

arm

42.

What is number 6?

a)

diaphragm

b)

light source

c)

stage

d)

stage clips

43.

what is number 7?

a)

diaphragm

b)

light source

c)

stage

d)

arm

44.

What is number 8?

a)

stage

b)

stage clips

c)

base

d)

nose piece

45.

What is number 9?

a)

rotating nose piece

b)

objective lens

c)

ocular lens

d)

adjustment knob

46.

What is number 12?

a)

body tube

b)

objective lenses

c)

ocular lens

d)

arm

47.
Which number is the arm in the image?
a)
3
b)
6
c)
9
d)
12
48.
Which number is the objective lens in the image?
a)
1
b)
7
c)
8
d)
12
49.
Which number is the ocular lens in the image?
a)
1
b)
7
c)
8
d)
12
50.
Which number is the course knob in the image?
a)
4
b)
5
c)
9
d)
11
51.
Which number is the light source in the image?
a)
9
b)
10
c)
11
d)
12
52.
Which number is the fine course adjustment knob in the image?
a)
3
b)
4
c)
5
d)
6
53.
Which number is the base in the image?
a)
3
b)
4
c)
5
d)
6
54.
Which number is the stage in the image?
a)
9
b)
10
c)
11
d)
12
55.
Which number is the diaphragm in the image?
a)
9
b)
10
c)
11
d)
12
56.

What color goggles do I wear if I have contacts in?

a)

Clear

b)

Green

57.

What color goggles do I wear if I do not have contacts in?

a)

Clear

b)

Green

58.
What two elements make up water?
a)
Helium and oxygen
b)
Hydrogen and oxygen
c)
helium and carbon
d)
oxygen and carbon
59.
What word describes when water is attracted to other substances?
a)
cohesion
b)
adhesion
c)
capillary action
d)
surface tension
60.
Paper clips are able to float on water because of ....
a)
adhesion
b)
capillary action
c)
surface tension
d)
universal solvent
61.
What property of water is shown in the picture?
a)
capillary action
b)
surface tension
c)
evaporation
d)
universal solvent
62.
If you are making Kool-Aid, what is the SOLUTE?
a)
water
b)
Kool-aid powder
c)
spoon
d)
container
63.
Because water has a positive charge and a negative charge, it is ....
a)
polar
b)
normal
c)
negative
d)
positive
64.
To what does the term valance refer?
a)
Electrons in the innermost energy level.
b)
Protons in the innermost energy level.
c)
Electrons in the outermost energy level.
d)
Protons in the outermost energy level.
65.
Which property of water allows it to stick to the sides of "water tubes" in plants and aid in moving water from the roots, up the stem, through the branch, and out through the leaves for photosynthesis? This is also called "capillary action".
a)
Adhesion
b)
Cohesion
c)
Hydrogen Bonds
d)
High heat of vaporization
66.
Why does water move from the roots to the leaves of plants?
a)
Water is pushed by solutes
b)
Capillary action pulls the water molecules like a chain
c)
Water is pulled by gravity
d)
Water’s cohesion causes it to “pull” towards the leaves
67.

The positive portion of an atom.

a)

Neutron

b)

Electron

c)

Proton

d)

All the above.

68.

This part of the atom has a neutral charge.

a)

Electron

b)

Neutron

c)

Proton

d)

There is no such thing.

69.

The pH scale runs from 0 - 14. What is the pH of water?

a)

0

b)

3

c)

7

d)

14

70.

Water's attraction to water.

a)

Surface Tension

b)

Cohesion

c)

Adhesion

d)

Capillary Action

71.

Water's attraction to objects that aren't water.

a)

Cohesion

b)

Adhesion

c)

Surface Tension

d)

Carbon Dioxide

72.

We use this test to determine how acidic or basic a solution is.

a)

3-point %

b)

QBR

c)

pH Test

73.

___________is the basic unit from which all matter is made.

a)

Element

b)

Atoms

c)

Molecule

d)

Matter

74.

_________________is two or more elements held together by chemical bonds, like H2O.

a)

Substance

b)

Molecule

c)

Element

d)

Atoms

75.

________________ are built up of one or more atoms of the same type.

a)

Matter

b)

Compounds

c)

Elements

d)

Solids

76.

Most elements can be combined with another element with a chemical bond and now the elements are called __________.

a)

Compounds

b)

Molecules

c)

Elements

d)

Matter

77.

List from smallest to largest:

a)

Elements, Molecules, Compounds, Atoms

b)

Molecules, Atoms, Elements, Compounds

c)

Compounds, Elements, Molecules, Atoms

d)

Atoms, Elements, Molecules, Compounds

78.

One or molecules come together are now called ___________

a)

Atoms

b)

Elements

c)

Compounds

d)

Molecules

79.
How many neutrons does oxygen have?
a)
16
b)
15.99
c)
8
d)
Doesn't contain any neutrons
80.

Covalent bonds are bonds between atoms that:

a)

Share electrons

b)

Transfer electrons

c)

Share neutrons

d)

Share protons

81.

A substance that increases the hydrogen ion (H+) concentration of a solution. On the pH scale: 6.9 or below is considered an

a)

acid

b)

base

c)

neutral substance

d)

concentrated substance

82.

How many protons does Helium (He) have?

a)

1

b)

2

c)

3

d)

4

83.

The atomic number is the same as

the---

a)

atomic mass

b)

group number

c)

number of protons

d)

period number

84.

Which letter represents hydrogen?

a)

A

b)

B

c)

C

d)

D

85.

Which of the following is the strongest acid?

a)

1

b)

5

c)

3

d)

8

86.

Which of the following is the strongest base?

a)

4

b)

14

c)

7

d)

15

87.
The pH scale is a range from:
a)
1-7
b)
0-14
c)
1-5
d)
1-20
88.
A(n) ______ is a substance with a pH less than 7
a)
Acid
b)
Alkaline
c)
Base
d)
Buffer
89.
A(n) _______ is a substance with a pH greater than 7.
a)
Base
b)
Acid
c)
Buffer
d)
Water
90.
What is the only substance with a neutral pH of 7?
a)
Milk
b)
Orange Juice
c)
Water
d)
Blood
91.

How many valence electrons does Oxygen (O) have?

a)

6

b)

8

c)

15

d)

16

92.

A covalent bond forms when atoms ___________ electrons.

a)

gain

b)

share

c)

increase

d)

transfer

93.
Which type of bond has a transfer of an electron from on atom to another?
a)
Polar Covalent 
b)
Non Polar Covalent
c)
Ionic
d)
Metallic
94.
Covalent compounds
a)
Share electrons
b)
transfer electrons
c)
contain a sea of electrons
d)
conduct electricity
95.

Thin, flexible barrier that surrounds all cells; regulates what enters and leaves the cell

a)

Cell Wall

b)

Cell Membrane

c)

Nucleus

d)

Golgi apparatus

96.

Structure that contains the cell's genetic material in the form of DNA

a)

Vacuole

b)

Nucleolus

c)

Nucleus

d)

Ribosome

97.

Organism whose cells contain a nucleus

a)

Prokaryote

b)

Eukaryote

c)

Golgi apparatus

d)

Chloroplast

98.

Unicellular organism that lacks a nucleus

a)

Eukaryote

b)

Prokaryote

c)

Vacuole

d)

Lysosome

99.

Cell organelle that stores materials such as water, salts, proteins, and carbohydrates

a)

Centriole

b)

Vacuole

c)

Ribosome

d)

Lysosome

100.

Cell organelle that breaks down lipids, carbohydrates, and proteins into small molecules that can be used by the rest of the cell

a)

Vacuole

b)

Chloroplast

c)

Lysosome

d)

Golgi apparatus

101.

Cell organelle consisting of RNA and protein found throughout the cytoplasm in a cell; the site of protein synthesis

a)

Endoplasmic reticulum

b)

Ribosome

c)

Nucleus

d)

Nucleolus

102.

Internal membrane system found in eukaryotic cells; place where lipid components of the cell membrane are assembled

a)

Golgi apparatus

b)

Endoplasmic reticulum

c)

Cytoskeleton

d)

Organelle

103.

Organelle in cells that modifies, sorts, and packages proteins and other materials from the endoplasmic reticulum for storage in the cell or release outside the cell

a)

Golgi apparatus

b)

Ribosome

c)

Vacuole

d)

Lysosome

104.

Organelle found in cells of plants and some other organisms that captures the energy from sunlight and converts it into chemical energy

a)

Chloroplast

b)

Mitochondria

c)

Cell Wall

d)

Lipid Bilayer

105.

Cell organelle that converts the chemical energy stored in food into compounds that are more convenient for the cell to use

a)

Chloroplast

b)

Mitochondria

c)

Golgi apparatus

d)

Endoplasmic reticulum

106.

Strong, supporting layer around the cell membrane in some cells

a)

Cytoskeleton

b)

Cytoplasm

c)

Cell wall

d)

Nucleus

107.

This cell organelle is responsible for extracting energy from carbohydrates to form ATP

a)

Lysosome

b)

Ribosome

c)

Chloroplast

d)

Mitochondrion

108.
Which part of the cell is often called "the brain of the cell"?
a)
nuclear membrane
b)
endoplasmic reticulum
c)
nucleus
d)
mitochondria
109.
I am the outer most layer of an animal cell. What am I?
a)
cell wall
b)
nucleus
c)
cell membrane 
d)
cell skin
110.
Animal cells DO NOT have ...
a)
mitochondria
b)
lysosomes
c)
vacuoles
d)
chloroplasts
111.
What cell part is NOT found in all cells?
a)
cell wall
b)
cell membrane
c)
cytoplasm
d)
genetic material (DNA/RNA)
112.
Which organelle is shown?
a)
chloroplast
b)
mitochondrion
c)
endoplasmic reticulum
d)
Golgi body
113.

Large balloon-shaped organelle?

a)

nucleus

b)

vacuole

c)

chloroplast

d)

lysosome

114.

What kind of cell is this?

a)

plant

b)

animal

115.

What kind of cell is this?

a)

plant

b)

animal

116.

What is number 2?

a)

cell membrane

b)

cytoplasm

c)

vacuole

d)

nucleus

117.
Identify letter I.
a)
nucleus
b)
mitochondria
c)
cell membrane
118.

This is where ribosomes are created.

a)

nucleus

b)

nucleolus

c)

endoplasmic Reticulum

d)

lysosomes

119.
Label B
a)
plasma membrane
b)
ribosome
c)
lysosome
d)
mitochondria
120.
Label D
a)
mitochondria
b)
ribosome
c)
vacuole
d)
endoplasmic reticulum
121.
Label H
a)
rough endoplasmic reticulum
b)
smooth endoplasmic reticulum
c)
mitochondria
d)
golgi apparatus
122.
Label I
a)
nucleolus
b)
lysosome
c)
cytoskeleton
d)
nucleus
123.
Label K
a)
nucleolus
b)
lysosome
c)
ribosome
d)
golgi apparatus
124.
Label G
a)
rough endoplasmic reticulum
b)
smooth endoplasmic reticulum
c)
mitochondria
d)
golgi apparatus
125.

What is Number is the Nucleus

a)

4

b)

3

c)

5

d)

2

126.

What is Number is the Nucleolus

a)

4

b)

3

c)

5

d)

2

127.

What is Number is the Nuclear Membrane

a)

4

b)

3

c)

5

d)

2

128.

What is Number is the Vacuole

a)

4

b)

2

c)

6

d)

14

129.

What is Number is the Cytoplasm

a)

1

b)

9

c)

10

d)

4

130.

What is Number is the Rough ER

a)

11

b)

9

c)

10

d)

12

131.

What is Number is the Smooth ER

a)

11

b)

8

c)

6

d)

12

132.

What is Number is the Ribosomes

a)

14

b)

13

c)

5

d)

12

133.

What is Number is the Golgi Body

a)

14

b)

13

c)

7

d)

11

134.

What organelle is #1

a)

Nucleus

b)

Ribosome

c)

Chloroplast

d)

Cell Wall

135.

#4 is the ___________ often referred to as the ________ of the cell.

a)

Mitochondria / Powerhouse

b)

Ribosomes / Protein makers

c)

Nucleus / Brain

d)

Chloroplast / Sun energy collector

136.

Which organelle is number 8?

a)

Cell wall

b)

Mitochondria

c)

Nucleus

d)

Endoplasmic Reticulum

137.

What fills the space between all the other organelles? (Number 2)

a)

Cell membrane

b)

Endoplasmic Reticulum

c)

Cytoplasm

d)

Vacuole

138.

What is number 4?

a)

Ribosomes

b)

Nucleus

c)

Chloroplast

d)

Cell Wall

139.

Which organelle is responsible for limiting the things that can get in and out of the cell?

a)

5

b)

6

c)

7

d)

8

140.

Which organelle is the chloroplast?

a)

5

b)

6

c)

7

d)

8

141.

___ is the maintenance of an internal balance of conditions in a changing external environment.

a)

Diffusion

b)

Endocytosis

c)

Passive transport

d)

Homeostasis

142.

Molecules move in and out of a cell by diffusion. The picture shows a cell and molecules both inside and outside the cell. How will the molecules in this illustration move as a result of diffusion?

a)

into the cell

b)

out of the cell

c)

into another cell

d)

to the external environment

143.

Cell membranes are semi-permeable because they allow only certain particles to cross into or out of the cell.

a)

True

b)

False

144.

The movement of particles across a cell membrane without the use of energy by the cell is called?

a)

Active Transport

b)

Passive Transport

c)

Endocytosis

d)

Exocytosis

145.

______ is the movement of molecules from high concentrations to low concentrations.

a)

Diffusion

b)

Endocytosis

c)

Exocytosis

d)

Osmosis

146.

When particles are enclosed in a vesicle and released from a cell, the process is called _____?

a)

diffusion

b)

endocytosis

c)

exocytosis

d)

osmosis

147.

_____ is the diffusion of water through a semi-permeable membrane.

a)

Diffusion

b)

Endocytosis

c)

Exocytosis

d)

Osmosis

148.

The movement of materials across the cell membrane from areas of low concentration into areas of higher concentration and requires the cell to use energy.

a)

Passive Transport

b)

Active Transport

c)

Osmosis

d)

Diffusion

149.

Diffusion and osmosis are what type of transport?

a)

Active transport

b)

Passive transport

150.

The process by which a cell uses energy to surround a particle and enclose the particle in a vesicle to bring the particle into the cell is called ______?

a)

diffusion

b)

endocyctosis

c)

exocytosis

d)

osmosis

151.

Active transport requires

a)

osmosis

b)

energy

c)

a hypotonic solution

d)

a concentration gradient

152.

Which is an example of a hypertonic solution that a human cell could be placed into?

a)

Saltwater

b)

a solution equal to the concentrations of the cell

c)

pure water (no solutes)

153.

Why would a plant cell become wilted in a concentrated sugar solution?

a)

the cell would gain water by the process of osmosis

b)

the cell would lose water by the process of osmosis

c)

the cell would lose water because of active transport

d)

the cell would gain water because of active transport

154.

Which direction will water flow in across this semipermeable membrane? The purple molecules are solutes (like salt)

a)

Side A

b)

Side B

155.

What would happen if you gave a patient an IV of pure water?

a)

Nothing will happen to their red blood cells

b)

Their red blood cells would swell and burst

c)

Their red blood cells would shrink and shrivel

156.

What would happen if an animal cell is placed in saltwater?

a)

nothing will happen the cell will be fine

b)

The cell will fill with water and expand causing it to burst

c)

The cell will lose water and shrink causing it to shrivel and die

157.
A molecule that diffuses down a concentration gradient goes from an area of ______ concentration into an area of ______ concentration.
a)
high, low
b)
low, high
c)
passive, active
d)
active, passive
158.

What type of solution has more molecules outside the cell then inside the cell?

a)

Hypertonic

b)

Hypotonic

c)

Isotonic

159.

What type of solution has less molecules outside then inside the cell?

a)

Hypertonic

b)

Hypotonic

c)

Isotonic

160.

What is it called when large molecules move across the cell membrane from an area of high concentration to an area of low concentration through a protein channel?

a)

Diffusion

b)

Osmosis

c)

Active Transport

d)

Facilitated Diffusion

161.

How does a cell maintain homeostasis?

a)

By controlling what enters and leaves the cell

b)

Flexibility

c)

Protective barrier

d)

Structure and support

162.

The movement of molecules from low to high is known as

a)

simple diffusion

b)

facilitated diffusion

c)

active transport

d)

osmosis

163.
Osmosis is the movement of _____ across a membrane.
a)
food
b)
energy
c)
oxygen
d)
water
164.
This cell structure helps organisms maintain homeostasis by controlling what substances may enter or leave cells.
a)
vacuole
b)
nucleus
c)
cell membrane
d)
cell wall
165.
The picture is an example of...
a)
active tranport
b)
passive transport
c)
diffusion
d)
osmosis
166.
The cell below is in a _________ solution.
a)
Hypotonic
b)
Hypertonic
c)
Isotonic
167.
The cell below is in a _____________ solution.
a)
Hypertonic
b)
Hypotonic
c)
Isotonic
168.
A cell in an isotonic solution will
a)
swell
b)
shrink
c)
stay the same size
d)
impossible to tell
169.
During pinocytosis, the cell takes in liquids. 
a)
True
b)
False
170.
A cell will __________________ in a hypotonic solution.
a)
swell and perhaps burst (lyse)
b)
shrink
c)
the size of the cell will not change
d)
the size of the cell will change from large to small and from small to large
171.

The process in which cells engulf and digest microorganism and/or cellular debris is called...

a)

Endocytosis

b)

Digestion

c)

Eating

d)

Phagocytosis

172.

What is Isotonic?

a)

When comparing two solutions, the solution with the greater concentration.

b)

When the concentration of two solutions is the same.

c)

When comparing two solutions, the solution with the lesser concentration of solutes.

d)

The tendency of an organism or cell to regulate the chemical processes that take place internally so as to maintain health and functioning, regardless of outside conditions.

173.
The cell membrane allows certain substances to pass through but not others, this is known as: 
a)
Double membrane bound organelle
b)
Semi-Permeable
c)
Non-Permeable
d)
Completely Permeable
174.
Proteins are made of monomers called ___________
a)
Nucleotides
b)
Monosaccharides
c)
Amino Acids
d)
Glycerol and fatty acids
175.
The element _______is found in all of the organic compounds.
a)
Iron
b)
Nitrogen
c)
Carbon
d)
Oxygen
176.
DNA and RNA are examples of 
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
177.
Monosaccharides are monomers of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
178.
Waxes, oils and fats are examples of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
179.
Glycerol and fatty acids are the monomers of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
180.

Which macromolecule is shown?

a)
lipid
b)
protein
c)
nucleic acid
d)
carbohydrate
181.

Which macromolecule is shown?
 

a)
lipid
b)
protein
c)
nucleic acid
d)
carbohydrate
182.
What type of macromolecule are enzymes?
a)
Protein
b)
Carbohydrate
c)
Lipid
d)
Nucleic Acid
183.
Which of the following organic compounds is the main source of energy for living things?
a)
carbohydrates
b)
lipids
c)
nucleic acids
d)
proteins
184.
Carbohydrates are made of... 
a)
C H O
b)
C H O N
c)
C H O N P
d)
C H O N S
185.
Proteins are made of... 
a)
C H O
b)
C H O N
c)
C H O N P
d)
C H O N S
186.
Which macromolecule stores energy, insulates us, and makes up the cell membrane?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
187.

Which macromolecule breaks down as simple and complex sugars?

a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
188.

____________ are large molecules necessary for life.

a)

Macromolecules

b)

Monomers

c)

Micromolecules

d)

Substrates

189.
What is the smallest unit of a macromolecule?
a)
polymer
b)
monomer
c)
dimer
d)
trimer
190.
Which of the following macromolecules is nonpolar and hydrophobic?
a)
carbohydrates
b)
lipids
c)
proteins
d)
nucleic acids
191.
Which of the following macromolecules is used in skin and muscle?
a)
carbohydrates
b)
lipids
c)
proteins
d)
nucleic acids
192.
Which of the following macromolecules is used for giving directions to make other macromolecules?
a)
carbohydrates
b)
lipids
c)
proteins
d)
nucleic acids
193.
DNA is an example of a(an)
a)
lipid
b)
protein
c)
carbohydrate
d)
nucleic acid
194.
Earwax is an example of a(an)
a)
lipid
b)
protein
c)
carbohydrate
d)
nucleic acid
195.
Chicken is an example of a(an)
a)
lipid
b)
protein
c)
carbohydrate
d)
nucleic acid
196.
Rice is an example of a(an)
a)
lipid
b)
protein
c)
carbohydrate
d)
nucleic acid
197.
Is found in the cell membrane as a bilayer. 
a)
lipids
b)
protein
c)
nucleic acid
d)
carbohydrate
198.

Which of the following organic compounds would you classify as an unsaturated fat ?

a)

Carbohydrate

b)

Nucleic Acids

c)

Protein

d)

Lipids

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