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Test Bank (Download Now) For Microbiology for the Healthcare Professional 2nd Edition by VanMeter ISBN: 9780323320924

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Test Bank (Download Now) For Microbiology for the Healthcare Professional 2nd Edition by VanMeter ISBN: 9780323320924

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Chapter 02: Chemistry of Life
VanMeter: Microbiology for the Healthcare Professional, 2nd Edition
MULTIPLE CHOICE
1. The atomic number equals the number of
a. protons.
b. neutrons.
c. electrons.
d. protons and neutrons.
ANS: A REF: p. 20
2. The atomic weight is equal to the sum of
a. neutrons.
b. protons and neutrons.
c. neutrons and electrons.
d. electrons.
ANS: B REF: p. 20
3. The smallest units of matter are
a. molecules.
b. atoms.
c. protons.
d. compounds.
ANS: B REF: p. 20
4. Protons are
a. located in the shells.
b. part of the atomic nucleus.
c. negatively charged.
d. uncharged particles.
ANS: B REF: p. 20
5. Particles of an atom located in the outermost shell and available for chemical bonding are
called
a. valence electrons.
b. isotopes.
c. excess electrons.
d. neutrons.
ANS: A REF: p. 21
6. Isotopes are atoms with
a. the same number of electrons and protons.
b. different numbers of protons and electrons.
c. the same numbers of protons but a different number of neutrons.
d. different numbers of electrons.
Microbiology for the Healthcare Professional 2nd Edition VanMeter Test Bank
NU
RS
IN
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ANS: C REF: p. 21