Biology 105 Lab Practical 2
Review with 100% correct
answers (graded A+)
What kind of Microscope is normally used for biological observation? -answer
The compound light microscope
What is the resolution of the Scanning Power objective lens? -answer 4x/ 4.5
micrometers/ 4500 nanometers
What is the resolution of the Low Power objective lens? -answer 10x/ 2
micrometers/ 2000 nanometers
What is the resolution of the High Power objective lens? -answer 40x/ 0.5
micrometers/ 500 nanometers
Which objective lens provides the largest field of view? -answer Scanning
Power lens
Which objective lens provides the smallest field of view? -answer High Power
lens
Is field of view directly or inversely related to magnification? -answer
Inversely related
What are 3 structures that are common to all living cells? -answer DNA, Cell
Membrane, Ribosomes
, How is a prokaryotic cell different than a eukaryotic cell? -answer Eukaryotic
cells contain a nucleus and membrane-bound organelles, and prokaryotic
cells do not.
What are 3 structures associated with plant cells that are not found in
others? -answer Chloroplast, central vacuole, cell wall
What does an elodea plant cell look like under the microscope? -answer
What is cyclosis and how does it relate to the elodea plant cell? -answer
Cyclosis is movement of cytoplasm (cytoplasmic
streaming) - chloroplasts moving around vacuole.
What does an onion cell look like under the microscope? -answer
What does the cheek epithelial cell look like under the microscope? -answer
What is the shape of coccus bacteria? -answer
What is the shape of bacillus bacteria? -answer
What is the shape of Spirillum bacteria? -answer
What does an amoeba look like under the microscope? -answer
Amoeba can move via the extension of finger-like projections called
pseudopodia, what prevents plant
cells from moving in the same fashion? -answer Unlike amoeba, plants have
rigid cell walls that prevent the formation of pseudopodia.
Review with 100% correct
answers (graded A+)
What kind of Microscope is normally used for biological observation? -answer
The compound light microscope
What is the resolution of the Scanning Power objective lens? -answer 4x/ 4.5
micrometers/ 4500 nanometers
What is the resolution of the Low Power objective lens? -answer 10x/ 2
micrometers/ 2000 nanometers
What is the resolution of the High Power objective lens? -answer 40x/ 0.5
micrometers/ 500 nanometers
Which objective lens provides the largest field of view? -answer Scanning
Power lens
Which objective lens provides the smallest field of view? -answer High Power
lens
Is field of view directly or inversely related to magnification? -answer
Inversely related
What are 3 structures that are common to all living cells? -answer DNA, Cell
Membrane, Ribosomes
, How is a prokaryotic cell different than a eukaryotic cell? -answer Eukaryotic
cells contain a nucleus and membrane-bound organelles, and prokaryotic
cells do not.
What are 3 structures associated with plant cells that are not found in
others? -answer Chloroplast, central vacuole, cell wall
What does an elodea plant cell look like under the microscope? -answer
What is cyclosis and how does it relate to the elodea plant cell? -answer
Cyclosis is movement of cytoplasm (cytoplasmic
streaming) - chloroplasts moving around vacuole.
What does an onion cell look like under the microscope? -answer
What does the cheek epithelial cell look like under the microscope? -answer
What is the shape of coccus bacteria? -answer
What is the shape of bacillus bacteria? -answer
What is the shape of Spirillum bacteria? -answer
What does an amoeba look like under the microscope? -answer
Amoeba can move via the extension of finger-like projections called
pseudopodia, what prevents plant
cells from moving in the same fashion? -answer Unlike amoeba, plants have
rigid cell walls that prevent the formation of pseudopodia.
