1.
Match the correct word to the following definition: The unequal distribution of charges on a molecule.
A
Polarity
B
Buffers
C
Adhesion
2.
Match the definition to the correct word:
Water forms these weak bonds because it is polar. This results in water's cohesive properties.
A
Hydrogen Bonds
B
surface tension
C
capillary action
3.
Match the definition to the correct word: The attraction of like molecules such as the attraction of water molecules to each other.
A
solution
B
Ph Scale
C
cohesion
4.
Match the definition to the correct word: Water molecules at the surface of a body of water cling tightly together.
A
buffers
B
mixture
C
surface tension
5.
Match the definition to the correct word: The attraction of unlike molecules such as when water molecules are attracted to other types of molecules.
A
acidic
B
adhesion
C
cohesion
6.
Match the definition to the correct word: The force of water rising in a thin tube due to cohesion and adhesion
A
polymers
B
capillary action
C
macromolecules
7.
Match the definition to the correct word: A material that is composed of two or more substances that are physically combined.
A
Mixture
B
Solution
C
Basic
8.
Match the definition to the correct word: A mixture where all substances are evenly distributed throughout.
A
organic compounds
B
solute
C
solution
9.
Match the definition to the correct word: The substance that is dissolved in a solution
A
basic
B
solute
C
solvent
10.
Match the definition to the correct word: The substance in which the solute is dissolved within a solution.
A
fatty acids
B
solvent
C
solute
11.
Match the definition to the correct word: A mixture in which all of the components are not evenly mixed.
A
proteins
B
mixture
C
suspension
12.
Match the definition to the correct word: A scale to measure the concentration of hydrogen ions (H+) and hydroxide ions (OH-) that exist in solutions.
A
Product
B
Ph Scale
C
Active site
13.
Match the definition to the correct word: A solution that has a greater amount of H+ than OH-ions
A
acidic
B
basic
C
catalyst
14.
Match the definition to the correct word: A solution that has a greater amount of OH- than H+ ions.
A
basic
B
acidic
C
atom
15.
Match the definition to the correct word: These work to neutralize substances inside cells are are too acidic or too basic
A
polymers
B
macromolecules
C
buffers
16.
Match the definition to the correct word: Four main classes of large biological molecules (carbohydrates, lipids, proteins, nucleic acids: made up of many smaller molecules and atoms
A
enzymes
B
macromolecules
C
buffers
17.
Match the definition to the correct word: Small chemical unit that can join together with other small units to form larger units called polymers
A
mixture
B
monomers
C
macromolecules
18.
Match the definition to the correct word: Large compounds formed from combinations of many monomers
A
active site
B
polymer
C
monomer
19.
Match the definition to the correct word: Compounds that contain carbon atoms and are found in living things.
A
organic compounds
B
inorganic compounds
C
product
20.
Match the definition to the correct word: Compounds that do not contain carbon; many are also essential to life.
A
inorganic compounds
B
organic compounds
C
polysaccharides
21.
Match the definition to the correct word: Large sugar molecules composed of many smaller units, linked together in complex arrangements.
A
monosaccharides
B
enzymes
C
polysaccharides
22.
Match the definition to the correct word: Sugar molecules with only two (2) monomers.
A
disaccharides
B
monosaccharides
C
polysaccharides
23.
Match the definition to the correct word: Simple sugar molecules that are building blocks for polysaccharides
A
disaccharides
B
monosaccharides
C
amino acids
24.
Match the definition to the correct word: These are the building blocks (monomers) of lipids.
A
substrate
B
atom
C
fatty acids
25.
Match the definition to the correct word: A fat that contains the maximum number of hydrogen (more stored energy) and is solid at room temperature. Found in animal fats such as lard and butter.
A
saturated fats
B
unsaturated fats
C
nucleic acids
26.
Match the definition to the correct word: A fat that contains fewer numbers of hydrogen (less stored energy) and is liquid at room temperature, found in vegetable oils, nuts, and seeds.
A
covalent bond
B
saturated fats
C
unsaturated fats
27.
Match the definition to the correct word: Macromolecules containing hydrogen, oxygen, nitrogen, carbon and phosphorus and are associated with an organism's genetic code.
A
nucleic acids
B
amino acids
C
polar
28.
Match the definition to the correct word: Building blocks (monomers) of nucleic acids
A
nucleotides
B
enzymes
C
macromolecules
29.
Match the definition to the correct word: Macromolecules containing carbon, hydrogen, oxygen and nitrogen. Considered the building blocks of tissue.
A
subtrate
B
nucleic acids
C
proteins
30.
Match the definition to the correct word: Building blocks (monomers) of proteins; twenty kinds.
A
proteins
B
amino acids
C
atoms
31.
Match the definition to the correct word: A chemical that speeds up chemical reactions within a living cell.
A
polar
B
enzymes
C
catalyst
32.
Choose the correct word to complete this definition: Water is a __________ molecule because it has a positive charge on one end and a negative charge on the other.
A
neutral
B
polar
C
denatured
33.
Choose the correct word to complete this definition: When an enzyme is not in its ideal temperature or PH level it can be __________, which causes the enzyme to lose it's shape and not function properly.
A
inorganic compounds
B
monomers
C
denatured
34.
Choose the correct word to complete this definition: Enzymes speed up chemical reactions by connecting with a __________ that is shaped to fit with that specific enzyme.
A
catalyst
B
covalent bond
C
substrate
35.
Choose the correct two terms to complete this definition: Enzymes help to either___________ or _____________ substrates at a faster rate.
A
denatured; polar
B
build up: break down
C
catalyst; product
36.
Choose the correct term to complete the following definition: The place where the enzyme and the substrate fit together is called the _________ __________.
A
active site
B
product
C
catalyst
37.
Match the definition to the correct word: The basic unit of a chemical element.
A
atom
B
molecule
C
macromolecule
38.
Match the definition to the correct word: A group of atoms bonded together.
A
molecule
B
macromolecule
C
product
39.
Match the definition to the correct word: A chemical bond that involves sharing a pair of electrons between atoms in a molecule
A
active site
B
ionic bond
C
covalent bond
40.
Match the definition to the correct word: This type of bond is formed when one or more electrons are transferred from one atoms to another.
A
reactant
B
covalent bond
C
ionic bond
41.
Match the definition to the correct word: Energy-rich organic compounds, such as fats, oils, and waxes that are made of carbon, hydrogen, and oxygen.
A
macromolecules
B
carbohydrates
C
lipids
42.
Match the definition to the correct word: The starches and sugars present in foods.
A
Carbohydrates
B
lipids
C
nucleic acids
43.
Match the definition to the correct word: A chemical substance that is present at the start of a chemical reaction.
A
reactant
B
enzyme
C
catalyst
44.
Match the definition to the correct word: A substance produced in a chemical reaction
A
catalyst
B
atom
C
product
45.
Match the definition to the correct word: A substance that speeds up the rate of a chemical reaction.
A
macromolecule
B
catalyst
C
product
46.
Match the definition to the correct word: pH of 7 on the pH scale
