Spore Stain MCQs Mock Test (30 MCQs)

Safranin stains spores pink.

What is the primary purpose of bacterial endospores?

Why is an old culture preferred for spore staining?

If spores appear faint, what should you adjust?

The counterstain in spore staining is:

How long is malachite green typically applied with steam?

Endospores can survive for:

After staining, endospores appear:

What is the “cold method” of spore staining?

Bacterial spores can survive boiling.

Endospores are reproductive structures.

The Dorner method uses which counterstain?

Malachite green binds permanently to vegetative cells.

Vegetative cells appear:

Which of the following genera are known for endospore formation?

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

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

Endospores are resistant to all EXCEPT:

What is the decolorizing agent in spore staining?

Terminal spores are characteristic of:

Spores are NOT resistant to:

Why is heat applied during spore staining?

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

Which disease is caused by a spore-forming bacterium?

Spores resist staining due to their:

Central spores are commonly seen in:

Which component is abundant in spore coats?

Who discovered endospores?

What triggers sporulation in bacteria?

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