Course

Microbiology

Study Pack

Set 3 Microscopy And Cell Structure

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Question 1

(Multiple Choice)

Free
The use of oil with certain high power objective lenses increases

A)magnification.
B)the amount of light that enters the objective lens.
C)resolution.
D)contrast.
E)All of the choices are correct.

Answer

Question 2

(Multiple Choice)

Free
The Gram stain and the endospore stain both use

A)basic dyes.
B)acidic dyes.
C)safranin.
D)methylene blue.
E)basic dyes AND safranin.

Answer

Question 3

(Multiple Choice)

Free
Electron microscopes differ from light microscopes in that

A)electrons replace light.
B)electromagnets replace glass lenses.
C)resolution is higher.
D)magnification is higher.
E)All of the choices are correct.

Answer