Ch 2 Chemistry of Life
Authored by Darlene Munoz
Science
9th Grade
NGSS covered
Used 63+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following organic compounds is the main source of energy for living things?
Proteins
Nucleic Acids
Lipids
Carbohydrates
Tags
NGSS.MS-LS1-7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A substance with a pH of 8 is called
a base.
an acid.
both an acid and a base.
neither an acid nor a base.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The three particles that make up an atom are
protons, neutrons, and electrons.
protons, neutrons, and isotopes.
positives, negatives, and electrons.
neutrons, isotopes, and electrons.
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A monosaccharide is a
nucleic acid.
protein.
lipid.
carbohydrate.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A solution with a pH of 0 is considered to be a (an)
acid.
base.
neutral substance.
sugar.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A solution with a pH of 11 is
a base.
a neutral substance.
an acid.
none of the above.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term used to describe the energy needed to get a reaction started?
chemical energy
cohesion energy
adhesion energy
activation energy
Tags
NGSS.HS-PS1-4
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