NEW
Font size
WorksheetsC2- MICROPARA
Total questions: 10
Worksheet time: 5mins
1. A millimeter is equivalent to how many nanometers?
a. 1,000
b. 10,000
c. 100,000
d. 1,000,000
Assume that a pinhead is 1mm in diameter. How many spherical bacteria (cocci), lined up side by side, would it fit across the pinhead?
a. 100
b. 1000
c. 10,000
d. 100,000
3. What is the length of an average rod shaped bacterium? (bacillus)
a. 3um
b. 3nm
c. 0.3mm
d. 0.03 mm
4. What is the total magnification when using the high-power (high-dry) objective of a compound light microscope equipped with a 10x ocular lense?
a. 40
b. 50
c. 100
d. 400
5. How many times better is the resolution of the transmission electron microscope than the resolution of the unaided human eye?
a. 1000
b. 10,000
c. 100,000
d. 1,000,000
6. How many times better is the resolution of the transmission electron microscope than the resolution of the compound light microscope?
a. 100
b. 1,000
c. 10,000
d. 100,000
7. How many times better is the resolution of the transmission electron microscope than the resolution of the scanning electron microscope?
a. 100
b. 1000
c. 10,000
d. 100,000
8. The limiting factor of any compound light microscope (ie. the thing that limits its resolution to 0.2 um) is the:
a. number of condenser lenses it has
b. number of magnifying lenses it has
c. number of ocular lenses it has
d. wavelength of visible light
9. Which of the following individuals is given credit for developing the first compound microscope?
a. Anton Van leeuwenhoek
b. hans jansen
c. Louis Pasteur
d. Robert hooke
10. A compound light microscope differs from a simple microscope in that the compound light microscope contains more than one:
a. condenser lens
b. magnifying lens
c. objective lens
d. ocular lens
