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WorksheetsBasic Chemistry for Anatomy
Total questions: 20
Worksheet time: 41mins
Name
Class
Date
1.
the central region of an atom where its neutrons and protons are is its
a)
nucleus
b)
electron cloud
c)
core
d)
center
2.
A particle that moves around the nucleus is a(n)...
a)
Proton
b)
Neutron
c)
Electron
d)
Quark
3.
Nucleic acids are one of the four major macromolecules. The main functions of nucleic acids are to
a)
store and transport energy and structural components in the cell.
b)
act as enzymes, cell signals, and structural support for the cell.
c)
carry genetic material and create structures inside the cell.
d)
aid in development, the immune system, and blood clotting.
4.
Protein molecules are composed of long chains of __________ .
a)
ribosomes
b)
RNA
c)
amino acids
d)
DNA
5.
Life on Earth is based on the element:
a)
helium
b)
gold
c)
carbon
d)
water
6.
The major macromolecules of life are:
a)
lipids, proteins, carbohydrates, nucleic acids
b)
nucleic acid and water
c)
lipids and fats
d)
DNA
7.
Which has a pH below 7?
a)
Acid
b)
Base
8.
What is the pH of water?
a)
0
b)
4
c)
7
d)
14
9.
What is the pH range of a base?
a)
0-6.9
b)
7.1-14
c)
0-14
d)
7
10.
What is the main biological function of carbohydrates?
a)
Store energy
b)
Contain genetic information
c)
Make up enzymes
d)
Make you fat
11.
Speed up chemical reactions
a)
catalysts
b)
hormones
c)
salts
d)
acids
12.
Building blocks of carbohydrates
a)
monosaccharides
b)
glycerol and fatty acids
c)
neucleotides
d)
amino acids
13.
Building blocks of lipids
a)
monosaccharides
b)
glycerol and fatty acids
c)
neucleotides
d)
amino acids
14.
Building blocks of proteins
a)
monosaccharides
b)
glycerol and fatty acids
c)
neucleotides
d)
amino acids
15.
Building blocks of DNA or RNA
a)
monosaccharides
b)
glycerol and fatty acids
c)
neucleotides
d)
amino acids
16.
Which food is the most acidic?
a)
bananas
b)
lemon juice
c)
orange juice
17.
A solution with a pH of 7 is________
a)
increasing
b)
neutral
c)
decreasing
d)
apple juice
18.
What would be considered the weakest base?
a)
8
b)
14
c)
7.8
d)
11.6
19.
Salinity means
a)
savory
b)
saltiness
c)
soapy
d)
acidity
20.
Anything that takes up space and has mass is known as _______________.
a)
Matter
b)
Molecules
c)
Compounds
d)
Stuff
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