Spore Stain MCQs Mock Test (30 MCQs)

What is the decolorizing agent in spore staining?

After staining, endospores appear:

Why is heat applied during spore staining?

Spores resist staining due to their:

Bacterial spores can survive boiling.

Safranin stains spores pink.

Why is an old culture preferred for spore staining?

Central spores are commonly seen in:

Endospores can survive for:

What is the primary purpose of bacterial endospores?

The Dorner method uses which counterstain?

Endospores are reproductive structures.

Which of the following genera are known for endospore formation?

If spores appear faint, what should you adjust?

How long is malachite green typically applied with steam?

Which disease is caused by a spore-forming bacterium?

What is the “cold method” of spore staining?

Endospores are resistant to all EXCEPT:

Which dye is used as the primary stain in the Schaeffer-Fulton method?

A smear shows only pink cells. What does this indicate?

Spores are NOT resistant to:

Terminal spores are characteristic of:

Who discovered endospores?

What color is the background in a properly stained spore smear?

The counterstain in spore staining is:

Malachite green binds permanently to vegetative cells.

What triggers sporulation in bacteria?

Which component is abundant in spore coats?

The Schaeffer-Fulton method is faster than the Klein method.

Vegetative cells appear: