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Advanced Biology 2023 - Cells: Unit Exam

Total questions: 157

Worksheet time: 39hrs 15mins

Name
Class
Date
1.

Carbon has how many TOTAL electrons?

a)

2

b)

4

c)

6

d)

8

2.

Carbon has how many VALENCE electrons? (Enter a number only)

(a)  

3.

Carbon always makes how many TOTAL bonds? (Enter only a number)

(a)  

4.

What are macromolecules? (Select 2 definitions, one using "small" and "large," and another using "monomer" and "polymer."

a)

Polymers formed by linking monomers

b)
Macromolecules are molecules that contain a small number of atoms, such as water and oxygen.
c)

Large molecules formed by linking small molecules

d)

small molecules made up of larger subunits called atoms

5.

Functions of Carbohydrates

a)

store energy

b)

provide barriers

c)

provide structural support

d)

transport substances

e)

stores/ communicates genetic info

6.

Functions of lipids

a)

store energy

b)

provide barriers

c)

structural support

d)

transport substance

e)

speed up chemical reactions

7.

Functions of Proteins

a)

store energy

b)

structural support

c)

provide barriers

d)

transport substances

e)

speed up chemical reactions

8.

Function of Nucleic Acids

a)

store energy

b)

provide barriers

c)

structural support

d)

transport substances

e)

store/ communicate genetic info

9.

Carbohydrates contain what elements?

a)

Carbon

b)

Hydrogen

c)

Phosphorus

d)

Nitrogen

e)

Oxygen

10.

Lipids contain what elements?

a)

Carbon

b)

Hydrogen

c)

Phosphorus

d)

Nitrogen

e)

Oxygen

11.

Proteins contain what elements?

a)

Carbon

b)

Hydrogen

c)

Phosphorus

d)

Nitrogen

e)

Oxygen

12.

Nucleic acids contain what elements?

a)

Carbon

b)

Hydrogen

c)

Phosphorus

d)

Nitrogen

e)

Oxygen

13.

Saccharide basically means

a)

sweet

b)

fat

c)

sugar

d)

salt

e)

neutral charge

14.

What is a disaccharide?

a)

Two saccharides joined together

b)

type of protein composed of two amino acid units joined together by a peptide bond.

c)

a lipid composed of two fatty acid units joined together by an ester bond.

d)

a nucleic acid composed of two nucleotide units joined together by a phosphodiester bond.

15.

What is a polysaccharide?

a)

A protein that consists of multiple amino acids bonded together.

b)

Multiple saccharides joined together to create a long, branched chain

c)

A lipid that consists of multiple fatty acids bonded together.

d)

A nucleic acid that consists of multiple nucleotides bonded together.

16.


What are you looking for when deciding if a fatty acid is unsaturated?

a)

Straight shaped molecules

b)

Bent-looking molecules

c)

All single bonds between Carbons

d)

Double bonds between Carbons

17.

What is a Phospholipid?

a)
A phospholipid is a type of carbohydrate molecule.
b)
A phospholipid is a type of protein molecule.
c)

A type of lipid that is responsible for the actions of cell membrane.

d)
A phospholipid is a type of nucleic acid molecule.
18.

Nucleic Acids include...Check all

a)

Fats

b)

Waxes

c)

DNA

d)

RNA

e)

Disaccharides

19.

What are proteins?

a)

Long straight chains of nucleotides

b)

Long folded chains of amino acids

c)

Short straight chains of lipids

d)

Long branching chains of lipids

20.

Nucelic Acids include... Check all

a)

Fats

b)

Waxes

c)

DNA

d)

RNA

e)

Monosaccharides

21.

Cells first observed by humans in the...

a)

Early 1400s

b)

Late 1500s

c)

Mid 1600s

d)

Late 1800s

e)

Early 1990s

22.

Where do all cells come from?

a)
Cellular respiration
b)
Photosynthesis
c)

The division of other cells

d)
Spontaneous generation
23.

How many cells are living things made from?  CELL THEORY QUESTION

a)

Always just 1

b)

Usually just 1

c)

Always many cells

d)

Just one or many billions or trillions

24.

What microscope was invented first?

a)

Electron

b)

Positron

c)

Light or Photon

d)

Graviton

25.

What microscope magnifies things 500,000 times?

a)

Graviton

b)

Light or Photon

c)

Positron

d)

Electron

26.

True or False: All cells, regardless of type, have a cell membrane.

a)

True

b)

False

27.

Eukaryotes: CHECK ALL THAT APPLY

a)

Larger

b)

Smaller

c)

Older/More ancient

d)

Newer/More recent

e)

Have organelle

28.

The cell or plasma membrane is hard or brittle like an egg shell. It is not flexible for fluid. 

a)

True

b)

False

29.

What is a cell membrane?

a)
A cell membrane is a thin, flexible barrier that surrounds and protects the contents of a cell.
b)
A cell membrane is a rigid structure that provides support to the cell.
c)
A cell membrane is a fluid-filled sac that stores nutrients in the cell.
d)
A cell membrane is a network of tubes that transport materials within the cell.
30.

Check ALL Boxes that are part of the cell or plasma membrane...

a)

Transport proteins

b)

DNA

c)

Prokaryotes

d)

Phospholipids

e)

Marker proteins

31.

A single phospholipid is _____ on the head end an _____ on the 2 tailed end

a)

Polar and Nonpolar

b)

Nonpolar and Nonpolar

c)

Polar and Nonpolar

d)

Nonpolar and polar

32.

A phospholiopid bilayer is _____ on the on the outsides and _____ in the middle region

a)

Polar and Nonpolar

b)

Nonpolar and nonpolar

c)

Polar and nonpolar

d)

nonpolar and polar

33.

This type of membrane protein identifies cells.

a)

Receptor

b)

Transport

c)

Marker

d)

Obnoxious

34.

This type of membrane protein helps polar things enter or exit from the cell.

a)

Receptor

b)

Transport

c)

Marker

d)

Obnoxious

35.

What term best describes the permeability of the cell membrane?

a)

Impermeable

b)

Selectively Permeable

c)

Freely Permeable

d)

Hypopermeable

36.

What does selectively permeable mean?

a)
All substances are allowed to pass through a membrane or barrier.
b)
No substances are allowed to pass through a membrane or barrier.
c)

Only 2 types of substances are allowed to pass through a membrane or barrier.

d)
Only certain substances are allowed to pass through a membrane or barrier.
37.

Diffusion and osmosis are (a)   processes

38.

The Na/K Pumps are (a)   processes

39.

What substance powers active transport in living organisms?

a)

Water

b)

Heat

c)

ATP

d)

Sugar

e)

Light

40.

Diffusion is when the _____ moves

a)

Solute or "Stuff"

b)

Solvent or "Water"

c)

Solution

41.

Osmosis is when the _________ moves.

a)

Solute or "Stuff"

b)

Solvent or "Water"

c)

Solution

42.

Diffusion of anything keeps occurring from high to low until what point is reached?

(a)  

43.

Using the shortcut phrase... Osmosis is just the diffusion of water towards

a)

towards the side with more stuff

b)

towards the side with less stuff

c)

towards a side with the same amount of stuff

d)

towards the bottom side

e)

water doesn't move in osmosis

44.

If a HYPOTONIC cell were placed in water... Water would

a)

Move into the cell only

b)

Move out of the cell only

c)

Move into and out of the cell equally

d)

Not move at all

45.

If a HYPERTONIC cell were placed in water... Water would

a)

Move into the cell only

b)

Move out of the cell only

c)

Move into and out of the cell equally

d)

Not move at all

46.

If an ISOTONIC cell were placed in water... Water would

a)

Move into the cell only

b)

Move out of the cell only

c)

Move into and out of the cell equally

d)

Not move at all

47.

Check all that apply.  PASSIVE Transport

a)

Moves away from equilibrium

b)

From high to low

c)

No additional energy needed

d)

From Low to High

e)

Moves towards equilibrium

48.

Check all that apply.  ACTIVE Transport

a)

From High to Low

b)

From Low to High

c)

No additional energy needed

d)

Requires additional energy

e)

Moves away from equilibrium

49.

Cell Wall

a)

A vesicle of enzymes that breaks down old worn out cell parts

b)

Double layered structure that performs photosynthesis in plants

c)

Inflexible barrier of cellulose that supports and protects the organism

d)

Projections used for locomotion (moving) and feeding

e)

A large vesicle used for the temporary storage of materials

50.

Chloroplast

a)

A vesicle of enzymes that breaks down old worn out cell parts

b)

Double layered structure that performs photosynthesis in plants

c)

Inflexible barrier of cellulose that supports and protects the organism

d)

Projections used for locomotion (moving) and feeding

e)

A large vesicle used for the temporary storage of materials

51.

Cilia

a)

A vesicle of enzymes that breaks down old worn out cell parts

b)

Double layered structure that performs photosynthesis in plants

c)

Inflexible barrier of cellulose that supports and protects the organism

d)

Projections used for locomotion (moving) and feeding

e)

A large vesicle used for the temporary storage of materials

52.

Flagella

a)

A vesicle of enzymes that breaks down old worn out cell parts

b)

Double layered structure that performs photosynthesis in plants

c)

Inflexible barrier of cellulose that supports and protects the organism

d)

Projections used for locomotion (moving) and feeding

e)

A large vesicle used for the temporary storage of materials

53.

Plasma Membrane

a)

A vesicle of enzymes that breaks down old worn out cell parts

b)

Double layered structure that performs photosynthesis in plants

c)

Inflexible barrier of cellulose that supports and protects the organism

d)

Projections used for locomotion (moving) and feeding

e)

A flexible boundary that controls the movement of materials into and out of the cell

54.

Vacuole

a)

A vesicle of enzymes that breaks down old worn out cell parts

b)

Double layered structure that performs photosynthesis in plants

c)

Inflexible barrier of cellulose that supports and protects the organism

d)

Projections used for locomotion (moving) and feeding

e)

A large vesicle used for the temporary storage of materials

55.

Lysosome

a)

A vesicle of enzymes that breaks down old worn out cell parts

b)

Double layered structure that performs photosynthesis in plants

c)

Inflexible barrier of cellulose that supports and protects the organism

d)

Projections used for locomotion (moving) and feeding

e)

A large vesicle used for the temporary storage of materials

56.

Ribosome

a)

This organelle provides energy for the rest of the cell

b)

A framework (that supports the shape) for the cell found in the cytoplasm

c)

Control center of cell and contains coded directions on how to make proteins

d)

Pairs of structures important for cell division

e)

Structures that make or synthesize protein

57.

Nucleus

a)

This organelle provides energy for the rest of the cell

b)

A framework (that supports the shape) for the cell found in the cytoplasm

c)

Control center of cell and contains coded directions on how to make proteins

d)

Pairs of structures important for cell division

e)

Structures that make or synthesize protein

58.

Mitochondria

a)

This organelle provides energy for the rest of the cell

b)

A framework (that supports the shape) for the cell found in the cytoplasm

c)

Control center of cell and contains coded directions on how to make proteins

d)

Pairs of structures important for cell division

e)

Structures that make or synthesize protein

59.

Golgi Apparatus

a)

This organelle provides energy for the rest of the cell

b)

A framework (that supports the shape) for the cell found in the cytoplasm

c)

Stack of membranes that packages and ships materials around or out of the cell

d)

Pairs of structures important for cell division

e)

Structures that make or synthesize protein

60.

Endoplasmic Reticulum

a)

This organelle provides energy for the rest of the cell

b)

A framework (that supports the shape) for the cell found in the cytoplasm

c)

Stack of membranes that packages and ships materials around or out of the cell

d)

Highly folded set of membranes where many proteins are synthesized or made

e)

Structures that make or synthesize protein

61.

Cytoskeleton

a)

This organelle provides energy for the rest of the cell

b)

A framework (that supports the shape) for the cell found in the cytoplasm

c)

Stack of membranes that packages and ships materials around or out of the cell

d)

Highly folded set of membranes where many proteins are synthesized or made

e)

Structures that make or synthesize protein

62.

Centrioles

a)

Pairs of structures important for cell division

b)

A framework (that supports the shape) for the cell found in the cytoplasm

c)

Stack of membranes that packages and ships materials around or out of the cell

d)

Highly folded set of membranes where many proteins are synthesized or made

e)

Structures that make or synthesize protein

63.

ALL CELLS have what parts?

a)

Cell Wall

b)

Cytoskeleton

c)

Ribosome

d)

Lysosome

e)

Membrane

64.

ALL EUKARYOTIC CELLS have what parts?

a)

Mitrochondria

b)

Nucleus

c)

Endoplasmic Reticulum

d)

Golgi Apparatus

e)

Cytoskeleton

65.

ONLY PLANTS have what parts?

a)

Nucleus

b)

Mitochondria

c)

Cytoskeleton

d)

Chloroplasts

e)

Lysosome

66.

ONLY ANIMALS have what parts?

a)

Centrioles

b)

Mitochondria

c)

Cytoskeleton

d)

Chloroplasts

e)

Lysosome

67.

Cells first observed by humans in the...

a)

Early 1400s

b)

Late 1500s

c)

Mid 1600s

d)

Late 1800s

e)

Early 1990s

68.

Where do all cells come from? CELL THEORY QUESTION

a)
Cell fusion
b)
Cell mutation
c)
Cell migration
d)
Cell division
69.

How many cells are living things made from?  CELL THEORY QUESTION

a)

Always just one

b)

Usually just one

c)

Always many cells

d)

Just one or many billions or trillions

70.

What microscope was invented first?

a)

Electron

b)

Positron

c)

Light or Photon

d)

Graviton

71.

What microscope magnifies things 500,000 times? What microscope magnifies things 500,000 times?

a)

Graviton

b)

Light or Photon

c)

Positron

d)

Electron

72.

True or False: All cells, regardless of type, have a cell membrane.

a)

True

b)

False

73.

Eukaryotes: CHECK ALL THAT APPLY

a)

Larger

b)

Smaller

c)

Older

d)

Newer

e)

Have Organelle

74.

Eukaryotes: CHECK ALL THAT APPLY

a)

Larger

b)

Smaller

c)

Older

d)

Newer

e)

Have Organelle

75.

The cell or plasma membrane is hard or brittle like an egg shell. 

a)

True

b)

False

76.

What is the cell membrane?

a)
The cell membrane is a rigid structure that provides support to the cell.
b)
The cell membrane is a storage organelle that stores nutrients for the cell.
c)
The cell membrane is a genetic material that contains the instructions for cell functions.
d)
The cell membrane is a thin, flexible barrier that surrounds the cell and controls the movement of substances in and out of the cell.
77.

Check ALL Boxes that are part of the cell or plasma membrane

a)

Transport Proteins

b)

DNA

c)

Prokaryotes

d)

Phospholipids

e)

Marker Proteins

78.

A single phospholipid is ______ on the head end and ______ on the two tailed end.

a)

Polar and Polar

b)

Nonpolar and Nonpolar

c)

Polar and Nonpolar

d)

Nonpolar and Polar

79.

The phospholipid bilayer is _______ on the outsides and ______ in the middle region.

a)

Polar and Polar

b)

Nonpolar and Nonpolar

c)

Polar and Nonpolar

d)

Nonpolar and Polar

80.

This type of membrane protein identifies cells.

a)

Receptor

b)

Transport

c)

Marker

d)

Obnoxious

81.

This type of membrane protein helps polar things enter or exit from the cell.

a)

Receptor

b)

Transport

c)

Protein

d)

Obnoxious

82.

What term best describes the permeability of the cell membrane?

a)

Impermeable

b)

Selectively Permeable

c)

Freely Permeable

d)

Hypopermeable

83.

What does selectively permeable mean?

a)
A membrane that only allows large molecules to pass through it
b)
A membrane that only allows negatively charged molecules to pass through it
c)
A membrane that allows certain molecules or ions to pass through it while restricting the passage of others.
d)
A membrane that allows all molecules and ions to pass through it
84.

What is energy?

a)
Energy is only found in living organisms.
b)
Energy is the same as power.
c)
Energy is the ability to do work or cause change.
d)
Energy is a form of matter.
85.

Your body needs energy to do which of the following.

a)

Pump Sodium (Na) and Potassium (K) across membranes

b)

Have thoughts = Brain function

c)

Make body heat

d)

Transport materials around inside of cells

e)

Build large macromolecules from smaller molecules

86.

The study of energy is called...

a)

Energyology

b)

Thermology

c)

Energy dynamics

d)

Thermodynamics

87.

Energy can be transformed or converted into different forms according to

a)

Cell Theory

b)

1st Law

c)

Conservation mechanics

d)

2nd Law

88.

All energy transformations make some, either a little or a lot, of heat according to

a)

Cell Theory

b)

1st law

c)

Connservation Mechanics

d)

2nd Law

89.

Energy can NOT be created or destroyed according to

a)

Cell Theory

b)

1st Law

c)

Thermo Mechanics

d)

2nd Law

90.

A plant would be an example of a

a)

Jediautotroph

b)

Chemoautotroph

c)

Photoautotroph

d)

Heterotroph

e)

Multitroph

91.

You would be an example of a

a)

Jediautotroph

b)

Chemoautotroph

c)

Photoautotroph

d)

Heterotroph

e)

Multitroph

92.

Catabolic Metabolism

a)

Rearrange large molecules - Taking energy

b)

Shrink already small molecules - Releasing energy

c)

Builds large molecules from small ones - Takes energy

d)

Breaks down large into small molecules - Releases energy

93.

Anabolic Metabolism

a)

Rearrange large molecules - Taking energy

b)

Shrink already small molecules - Releasing energy

c)

Builds large molecules from small ones - Takes energy

d)

Breaks down large into small molecules - Releases energy

94.

When an [ATP] is broken down into [ADP and Free Phosphate]

a)

energy is released

b)

energy is absorbed

c)

equal amounts of energy are released and captured

d)

no energy is involved in this process

95.

Ignoring those bottom of the ocean Chemoautotrophic organisms...

All living things on Earth are powered by what?

(a)  

96.

Why do we need water?

a)

It is the source of energy to make the process happen

b)

It's the source of protons H+

c)

It's the source of electrons e-

d)

It's the source of neutrons

e)

It's the source of Carbon

97.

Why do we need light?

a)

It is the source of energy to make the process happen

b)

It's the source of protons H+

c)

It's the source of electrons e-

d)

It's the source of neutrons

e)

It's the source of Carbon

98.

Why do we need CO2?

a)

It is the source of energy to make the process happen

b)

It's the source of protons H+

c)

It's the source of electrons e-

d)

It's the source of neutrons

e)

It's the source of Carbon

99.

What are the parts of a chloroplast?

a)

Stroma

b)

Thylakoid

c)

Centriole

d)

Endoplasmic Reticulum

e)

Granum

100.

What takes place in the thylakoid membrane?

a)

Night Reactions

b)

Light-dependent reactions

c)

Light-independent reactions

d)

Melvin's Cycle

e)

Calvin Cycle

101.

What takes place in the stroma?

a)

Night Reactions

b)

Light-dependent reactions

c)

Light-independent reactions

d)

Melvin's Cycle

e)

Calvin Cycle

102.

A glucose molecules production requires how many CO2 molecules?

a)

1

b)

3

c)

5

d)

6

e)

4

103.

A glucose molecules production requires how many H2O molecules?

a)

1

b)

3

c)

5

d)

6

e)

4

104.

Photosystem II is responsible for what?

a)

Water Splitting

b)

Carbon Reducing

c)

NADPH Producing

d)

ATP Metabolizing

e)

Lipid production

105.

Photosystem I is responsible for what?

a)

Water Splitting

b)

Carbon Reducing

c)

NADPH Producing

d)

ATP Metabolizing

e)

Lipid production

106.

By the time plants are done, a water molecule has been broken down into what?

a)

An Oxygen atom

b)

Two Electrons

c)

Three Carbon atoms

d)

One Nitrogen atom

e)

Two Protons

107.

If two water molecules are split...

Then ____ protons will be freed

Then ____ electrons will be freed

And ____ oxygen molecule(s) will be made

a)

# protons / # electrons / # oxygen molecules [EXAMPLE ONLY - DON'T PICK]

b)

4 / 4 / 2

c)

1 / 4 / 2

d)

4 / 4 / 1

e)

2 / 4 / 2

108.

Protons are mainly used in the light dependent reactions to make what?

a)

Water

b)

ATP

c)

NADPH

d)

CO2

e)

Light

109.

Be as specific as possible.

The light dependent reactions take place...

a)

Inside the stroma

b)

In the plant cell

c)

In a chlorpplast

d)

On thylakoid disks

e)

Inside the nucleus

110.

The proton pump

a)

Solar Panels

b)

A Boat

c)

Vacuum Cleaner

d)

A Dam

e)

A Dump Truck

111.

The photosystems

a)

Solar Panels

b)

A Boat

c)

Vacuum Cleaner

d)

A Dam

e)

A Dump Truck

112.

The "ATP synthase"

a)

Solar Panels

b)

A Boat

c)

Vacuum Cleaner

d)

A Dam

e)

A Dump Truck

113.

What materials (made in the light dependent reactions ) do the light independent reactions use?

Said another way...

Light dependent reactions start with light energy and end with.

a)

Water

b)

CO2

c)

ATP

d)

NADPH

e)

Oxygen

114.

Other than (what you said for the previous question) the Calvin cycle also needs what?

(a)  

115.

The final step of the Calvin cycle and main goal of photosynthesis is to make what?

(a)  

116.

Chemistry is...

  1. 1.

  2. 2.

  3. 3.



(a)  

117.

All atoms have these three parts

a)

Muons

b)

Proton

c)

Neutrons

d)

Gluons

e)

Electrons

118.

All atoms have these three parts

a)

Muons

b)

Protons

c)

Neutrons

d)

Gluons

e)

Electrons

119.

The mass of a proton is

a)

1 pound

b)

1 kilogram

c)

1 atomic mass unit

d)

1.5 atomic mass units

e)

2.4 atomic mass units

120.

Elements can be broken down into simpler substances by...

a)

Physical Processes

b)

Chemical Processes

c)

Both can break them down

d)

Neither can break them down

121.

Compounds can be broken down into simpler substances by...

a)

Physical Processes

b)

Chemical Processes

c)

Both can break them down

d)

Neither can break them down

122.

What elements do all living things contain?

a)

P

b)

N

c)

O

d)

H

e)

C

123.

Horizontal rows are called (a)  

124.

Vertical rows are called (a)  

125.

Isotopes are the same atom, just with a different number of what?

a)

Protons

b)

Neutrons

c)

Electrons

126.

Ions are the same atom, just with a different number of what?

a)

Protons

b)

Neutrons

c)

Electrons

127.

All atoms of Silver have the same number of protons.

a)

True

b)

False

128.

Isotopes could be

a)

Positively or Negatively charged

b)

Radioactive

c)

Massless

d)

Plotting to take over the world

129.

Compounds could be made from... Check ALL that apply.

a)

just one type of atom

b)

two types of atoms

c)

three types of atoms

d)

four types of atoms

130.

Compounds always have FIXED ratios

a)

True

b)

False

131.

Compounds and the elements within them have the SAME properties.

a)

True

b)

False

132.

Compounds can be broken down physically.

a)

True

b)

False

133.

Ionic bonds (a)   electrons

134.

Covalent bonds (a)   electrons

135.

Ionic bonds make ___________________________

a)

Solutions

b)

Solvents

c)

Ionic compounds

d)

Molecules

136.

Covalent bonds make ___________________________

a)

Solutions

b)

Solvents

c)

Ionic compounds

d)

Molecules

137.

The 1st inner energy level wants (a)   electrons.  (how many? only type the number.)

138.

The other outer energy levels want (a)   to be stable.    (how many? only type the number.)

139.

This is showing what type of bond?

(a)  

140.

This is showing what type of bond?

(a)  

141.

Check all PHYSICAL reactions

a)

Burning wood

b)

Chopping wood

c)

Drilling a hole in metal

d)

Rusting metal

e)

Dissolving sugar in water

142.

ALL chemical reactions START with one or more ___________.

a)

Reactants

b)

Solvents

c)

Ions

d)

Products

e)

Isotopes

143.

ALL chemical reactions START with one or more ___________.

a)

Reactants

b)

Solvents

c)

Ions

d)

Products

e)

Isotopes

144.

Inter is the prefix for

a)

Big

b)

Small

c)

Within

d)

Between

145.

Intra is the prefix for

a)

Big

b)

Small

c)

Within

d)

Between

146.

Is water a polar molecule?

a)

Yes

b)

No

c)

Only when around other water molecules

147.

The oxygen side of the water molecule has a _________ charge.

a)

Negative

b)

Positive

c)

Neutral

148.

What molecular force holds the three atoms of one water molecule together?

a)

Inter

b)

Intra

149.

What molecular force holds multiple water molecules in close proximity.

a)

Inter

b)

Intra

150.

Will two nonpolar molecules interact by sticking?

a)

Yes

b)

No

151.

Will one polar and one nonpolar molecules interact by sticking?

a)

Yes

b)

No

152.

Will two polar molecules interact by sticking?

a)

Yes

b)

No

153.

Water can stick to a towel (other thing) by...

a)

Coheed and Cambria

b)

Cohesion

c)

Adhesion

d)

Magnetism

e)

Radiation

154.

A homogeneous mixture goes by another name... They can also be called...

a)

Suspensions

b)

Colloids

c)

Solutions

d)

Salutations

155.

Two samples taken from a homogeneous mixture would what?

a)

Be the same

b)

Be a little alike

c)

Be very differnt

d)

Be absolutely different

156.

Acids donate what when placed in water

a)

Love

b)

Kindness

c)

Protons

d)

Electrons

e)

Money

157.

Any base has a pH number above (a)   .

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