Free NEET PG Microbiology MCQs

Bacteria, viruses, fungi and parasites organised for fast recall, with the culture media, staining and serology facts that carry the marks.

50 questions · 6 chapters · Free explanations

Showing 1–15 of 50 questions · page 1 of 4

Q1 · Gram Stain

NEET PGEasy

In a Gram stain, gram-positive organisms appear which colour due to their thick peptidoglycan retaining crystal violet?

Q2 · Sterilisation

NEET PGMedium

The autoclave sterilises instruments using saturated steam under pressure typically at?

Q3 · Acid-fast Stain

NEET PGEasy

The Ziehl-Neelsen (acid-fast) stain is used primarily to identify?

Q4 · Bacterial Growth Curve

Hard

During which phase of the bacterial growth curve are cells most susceptible to antibiotics acting on cell-wall synthesis?

Q5 · Culture Media

NEET PGMedium

Lowenstein-Jensen medium is used to culture?

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