Microscope Parts | Microns and Focusing | Steps to Using A Microscope | Miscellaneous | Measuring/ Protists |
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Eyepiece
What is the tool you look through to see the specimen?
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4,000
How many microns are shown on low power?
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What power do you use first?
Low power
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Did anyone laugh at Anton van Leeuwenhoek?
Yes
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If an image of a blepharisma is about half way across the microscope at high power, how large is it?
250 microns
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Base or Foot
What is the bottom of the microscope, keeping it from toppling over?
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How many microns are shown on medium power?
2,000
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What should you do before switching to high power?
Center it
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What tool do you use to define a specimen?
Dichotomous Key
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What protist is worm-like and visible to the naked eye?
Spirostomum
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Coarse adjustment knob and fine adjustment knob
What are the two knobs found on the arm of the microscope and are used to focus on the specimen?
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How many microns are shown on high power?
500
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What must you never do while on high power?
Move the slide
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What tool is used while examining objects closely?
Microscope
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If an image of a volvox is about a three quarters way across the microscope at medium power, how large is it?
750
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Low, Medium, and High
What are the three powers of the lenses on the microscope?
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When using low and medium power, what knob is used to focus?
Coarse adjustment knob
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When the slide is moved up and to the right, what direction does it appear to be going through the microscope?
Down and to the left
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Who invented the first microscope?
Anton van Leeuwenhoek
(Ant on van leaving hook) |
What protist has pseudopods and no definite shape?
Amoeba
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Diaphragm
What is the part of the microscope that controls how much light is seen?
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When using high power, what knob is used to focus?
Fine adjustment knob
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What diaphragm setting (in the form of a number) gives you the least light?
1
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When was Anton van Leeuwenhoek born?
1632
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What two protists are partially plant?
Volvox and Euglena
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