
Unit 2 Chemistry of Life Test Review
Authored by Victoria Hornberger
Biology
10th Grade
Used 2+ times

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56 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The ____ is positively charged, whereas the ___ is negatively charged.
neutron, electron
electron, neutron
proton, electron
proton, neutron
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A mystery solution had a pH of 4.5 on the pH scale. Which is true?
There are absolutely no hydrogen ions in that solution, which makes it more basic.
There are more hydrogen ions in that solution, which makes it more acidic.
There are more hydroxide ions in that solution, which makes it more acidic.
There are less hydrogen ions in that solution, which makes it more neutral.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The four main types of macromolecules are:
acids, bases, enzymes, and nucleic acids.
carbohydrates, lipids, acids, and bases
nucleic acids, proteins, chemical reactions, and bases
carbohydrates, lipids, proteins, and nucleic acids.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
____ are the building blocks, or monomers, that make up proteins.
nucleic acids
fatty acids
amino acids
lipids
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of bonds hold two or more water molecules together?
hydrogen bonds
covalent bonds
ionic bonds
Van der Waals
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The attraction of water to something else is called
cohesion
adhesion
surface tension
van der Waals
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The attraction of water to itself is called
surface tension
cohesion
adhesion
none of the above
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