Bio 2010 - Microbiology » Summer 2023 » Chapter 4 Quiz
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Question #1
Which of the following is used to visualize live cells?
A.
SEM
B.
All of These
C.
TEM
D.
Phase Contrast
Question #2
A compound light microscope allows clear visualization of objects no smaller than a:
A.
typical virus
B.
DNA molecule
C.
four leaf clover
D.
human cell
E.
small bacterium
Question #3
The transmission electron microscope has the greatest resolving power because it uses an electron beam to view the sample instead of a light beam. The electron beam is used because:
A.
Light waves are less visible.
B.
Electrons have shorter wavelengths than light waves
C.
Electrons do not penetrate the sample.
D.
Electrons are less invasive
E.
Electrons have longer wavelengths than light waves
Question #4
Light of ____ wavelength typically will result in ____ resolving power.
A.
any, poor
B.
shorter, worse
C.
shorter, better
D.
longer, better
Question #5
The kind of electron microscope which is used to study internal structure of cells is:
A.
compound microscope
B.
transmission electron microscope
C.
scanning electron microscope
D.
light microscope
Question #6
A microscope that exposes specimens to ultraviolet light and forms an image with the light emitted at a different wavelength is called a __________ microscope.
A.
fluorescent
B.
scanning electron
C.
darkfield
D.
phase contrast
Question #7
You want to determine the location of a specific protein in a cell, using a color stain. Which of the following is the BEST type of microscopy to use?
A.
dark field microscopy
B.
electron microscopy
C.
phase contrast microsocpy
D.
bright field microscopy
E.
fluorescent microscopy
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