Microscopy and Magnification
1. What is the primary purpose of microscopy in cell biology?
a) To isolate cell components
b) To study the functions of organelles
c) To produce magnified images of small objects
d) To stain biological structures
Correct Answer: c) To produce magnified images of small objects
2. What is the magnification power when using a 10x objective lens and a 10x eyepiece lens?
a) 60x
b) 100x
c) 240x
d) 400x
Correct Answer: b) 100x
3. What is the magnification power when using a 40x objective lens and a 10x eyepiece lens?
a) 60x
b) 100x
c) 240x
d) 400x
Correct Answer: d) 400x
4. What is the resolving power of a light microscope?
a) 100 nm
b) 250 nm
c) 500 nm
d) 1000 nm
Correct Answer: b) 250 nm
5. How does the resolving power of a light microscope compare to the naked eye?
a) It is 100x better
b) It is 500x better
c) It is 1000x better
d) It is the same
Correct Answer: b) It is 500x better