Basic Microbiology Quiz

Basic Microbiology Quiz is designed to help students and science enthusiasts reinforce their understanding of core microbiology concepts. Covering topics like microbial classification, cell structure, staining techniques, microscopy, and early discoveries, this quiz is perfect for beginners and those preparing for exams or interviews. Each question tests your grasp of fundamental principles that form the backbone of microbiology.

Whether you're a high school student, undergraduate, or just curious about microbes, this quiz will sharpen your knowledge and boost your confidence.

1 / 30

What kind of immunity is passed from mother to baby?

2 / 30

Which medium is selective for Gram-negative bacteria?

3 / 30

Which process involves the transfer of naked DNA between bacteria?

4 / 30

Which organelle is absent in prokaryotic cells?

5 / 30

Which of the following is used to sterilize heat-sensitive materials?

6 / 30

What is the generation time?

7 / 30

Reverse transcriptase is found in:

8 / 30

Which bacteria lack a cell wall?

9 / 30

Which of the following is NOT a prokaryote?

10 / 30

Which of the following is used in the diagnosis of HIV?

11 / 30

Koch’s postulates are used to:

12 / 30

Gram-positive bacteria stain:

13 / 30

A bacteriophage is:

14 / 30

The first vaccine was developed against which disease?

15 / 30

What is the function of the sigma factor in bacteria?

16 / 30

Which structure is responsible for bacterial motility?

17 / 30

Which structure protects bacteria from phagocytosis?

18 / 30

CRISPR in bacteria serves as a:

19 / 30

Which of the following bacteria is acid-fast?

20 / 30

Which technique separates proteins by size?

21 / 30

Who is considered the father of microbiology?

22 / 30

Viroids differ from viruses in that they lack:

23 / 30

Taq polymerase is used in:

24 / 30

Which of the following is a dimorphic fungus?

25 / 30

Which is the most common bacterial shape?

26 / 30

Endotoxins are found in:

27 / 30

Autotrophic bacteria produce energy through:

28 / 30

Which of the following is a facultative anaerobe?

29 / 30

Which enzyme is responsible for relaxing supercoiled DNA during replication?

30 / 30

What is the main component of bacterial cell walls?

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