BIOS 242 Week 2 Quiz: MCQs & Short Answer
1. (TCO 3) If you were trying to visualize flagella without staining, which microscope would
you use? (Points : 2)
Phase-contrast
Dark-field
Fluorescent
Confocal
Bright-field
Question 2.2. (TCO 3) The microscope preferred for viewing living specimens is the _____
microscope. (Points : 2)
bright-field
phase-contrast
scanning electron
scanning tunneling
transmission electron
Question 3.3. (TCO 3) Which of the following staining procedures uses heat to drive the stain
in? (Points : 2)
Endospore stain
Acid-fast stain
Capsule stain
Gram stain
Both acid-fast and endospore stains
Question 4.4. (TCO 3) Carbolfuchsin is the _____ in the acid-fast stain. (Points : 2)
primary stain
mordant
decolorizer
counterstain
fixing reagent
1. (TCO 3) If you were trying to visualize flagella without staining, which microscope would
you use? (Points : 2)
Phase-contrast
Dark-field
Fluorescent
Confocal
Bright-field
Question 2.2. (TCO 3) The microscope preferred for viewing living specimens is the _____
microscope. (Points : 2)
bright-field
phase-contrast
scanning electron
scanning tunneling
transmission electron
Question 3.3. (TCO 3) Which of the following staining procedures uses heat to drive the stain
in? (Points : 2)
Endospore stain
Acid-fast stain
Capsule stain
Gram stain
Both acid-fast and endospore stains
Question 4.4. (TCO 3) Carbolfuchsin is the _____ in the acid-fast stain. (Points : 2)
primary stain
mordant
decolorizer
counterstain
fixing reagent
