UTK BIOL 220 - Exam 1 questions with
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answers
Smallest Distance by which two objects can be separated
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and still be distinguished - CORRECT ANSWERS
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✔✔Resolution
In human eye, finest resolution of two separate points is
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perceived by the.... - CORRECT ANSWERS ✔✔Fovea
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Size of Eukaryotic microbes - CORRECT ANSWERS ✔✔10-
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100 um |\
Structure of Eukaryotes can be seen under... - CORRECT
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ANSWERS ✔✔Light Microscope |\ |\
Size of Prokaryotic microbes - CORRECT ANSWERS ✔✔0.4-
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10 um |\
Sub-cellular structures of prokaryotes can/can't be seen
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by light microscopy? - CORRECT ANSWERS ✔✔Can't
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Bacilli shape? |\
,Spirochetes shape? |\
Cocci shape? |\
Spirilla shape? - CORRECT ANSWERS ✔✔Bacilli = Rods
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Cocci = Spheres|\ |\
Spirochetes = Spiral Form |\ |\ |\ |\
Spirilla = Spiral Form |\ |\ |\
Wavelength of visible light - CORRECT ANSWERS ✔✔400- |\ |\ |\ |\ |\ |\ |\
750 nm |\
Conditions for electromagnetic radiation to resolve an |\ |\ |\ |\ |\ |\ |\
object? - CORRECT ANSWERS ✔✔1. Contrast between
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object and medium |\ |\
2. Wavelength smaller than object
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3. Magnification
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When photon's energy is acquired by the absorbing
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object - CORRECT ANSWERS ✔✔Absorption
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When the wavefront bounces off the surface of an object -
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CORRECT ANSWERS ✔✔Reflection
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The bending of light as it enters a substance that slows its
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speed - CORRECT ANSWERS ✔✔Refraction
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, Occurs when the wavefront interacts with an object
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smaller than the wavelength of light - CORRECT
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ANSWERS ✔✔Scattering |\
Requires the bending of light rays, as in refraction -
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CORRECT ANSWERS ✔✔Magnification|\ |\
Wavefronts of light shift direction as they enter a
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substance of __________ - CORRECT ANSWERS ✔✔Higher
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refraction index |\
A parabolic curvature bends light rays_________ -
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CORRECT ANSWERS ✔✔To intersect at a focal point
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The point at which rays or waves meet after reflection or
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refraction - CORRECT ANSWERS ✔✔Focal Point
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Magnification without increasing detail - CORRECT |\ |\ |\ |\ |\ |\
ANSWERS ✔✔Empty Magnification |\ |\
A system of multiple lenses designed to correct or
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compensate for aberration. |\ |\ |\
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answers
Smallest Distance by which two objects can be separated
|\ |\ |\ |\ |\ |\ |\ |\ |\
and still be distinguished - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\
✔✔Resolution
In human eye, finest resolution of two separate points is
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
perceived by the.... - CORRECT ANSWERS ✔✔Fovea
|\ |\ |\ |\ |\ |\
Size of Eukaryotic microbes - CORRECT ANSWERS ✔✔10-
|\ |\ |\ |\ |\ |\ |\
100 um |\
Structure of Eukaryotes can be seen under... - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔Light Microscope |\ |\
Size of Prokaryotic microbes - CORRECT ANSWERS ✔✔0.4-
|\ |\ |\ |\ |\ |\ |\
10 um |\
Sub-cellular structures of prokaryotes can/can't be seen
|\ |\ |\ |\ |\ |\ |\
by light microscopy? - CORRECT ANSWERS ✔✔Can't
|\ |\ |\ |\ |\ |\
Bacilli shape? |\
,Spirochetes shape? |\
Cocci shape? |\
Spirilla shape? - CORRECT ANSWERS ✔✔Bacilli = Rods
|\ |\ |\ |\ |\ |\ |\
Cocci = Spheres|\ |\
Spirochetes = Spiral Form |\ |\ |\ |\
Spirilla = Spiral Form |\ |\ |\
Wavelength of visible light - CORRECT ANSWERS ✔✔400- |\ |\ |\ |\ |\ |\ |\
750 nm |\
Conditions for electromagnetic radiation to resolve an |\ |\ |\ |\ |\ |\ |\
object? - CORRECT ANSWERS ✔✔1. Contrast between
|\ |\ |\ |\ |\ |\ |\
object and medium |\ |\
2. Wavelength smaller than object
|\ |\ |\ |\
3. Magnification
|\
When photon's energy is acquired by the absorbing
|\ |\ |\ |\ |\ |\ |\ |\
object - CORRECT ANSWERS ✔✔Absorption
|\ |\ |\ |\
When the wavefront bounces off the surface of an object -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔Reflection
|\ |\ |\
The bending of light as it enters a substance that slows its
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
speed - CORRECT ANSWERS ✔✔Refraction
|\ |\ |\ |\ |\
, Occurs when the wavefront interacts with an object
|\ |\ |\ |\ |\ |\ |\ |\
smaller than the wavelength of light - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔Scattering |\
Requires the bending of light rays, as in refraction -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔Magnification|\ |\
Wavefronts of light shift direction as they enter a
|\ |\ |\ |\ |\ |\ |\ |\ |\
substance of __________ - CORRECT ANSWERS ✔✔Higher
|\ |\ |\ |\ |\ |\ |\
refraction index |\
A parabolic curvature bends light rays_________ -
|\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔To intersect at a focal point
|\ |\ |\ |\ |\ |\ |\
The point at which rays or waves meet after reflection or
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
refraction - CORRECT ANSWERS ✔✔Focal Point
|\ |\ |\ |\ |\
Magnification without increasing detail - CORRECT |\ |\ |\ |\ |\ |\
ANSWERS ✔✔Empty Magnification |\ |\
A system of multiple lenses designed to correct or
|\ |\ |\ |\ |\ |\ |\ |\ |\
compensate for aberration. |\ |\ |\
