Bacteriology MCQs with Answers

adminApril 3, 2024

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Welcome to the Bacteriology MCQs with Answers. In this post, we have shared Bacteriology Online Test for different competitive exams. Find practice Bacteriology Practice Questions with answers in Biology Tests exams here. Each question offers a chance to enhance your knowledge regarding Bacteriology.

Bacteriology is a crucial branch of microbiology that focuses on the study of bacteria. This scientific discipline explores the structure, function, and behavior of bacteria, which are vital to understanding both health and disease. Within bacteriology, anaerobic bacteriology is a specialized field that examines bacteria that thrive in environments devoid of oxygen. These anaerobes play significant roles in processes such as fermentation and can be involved in infections, making their study essential for developing effective treatments.

Additionally, bacteriology intersects with other scientific domains such as mycology, the study of fungi. Bacteriology and mycology together provide a broader understanding of microbial life, helping scientists explore how different microorganisms interact within various environments. This interdisciplinary approach enhances our grasp of microbial ecosystems and their impacts on human health.

By integrating principles from bacteriology and microbiology, researchers can develop new methods for diagnosing diseases, creating vaccines, and managing microbial infections. Understanding both anaerobic and aerobic bacteria, as well as the relationship between bacteria and fungi, is vital for advancing medical science and improving public health outcomes.

Bacteriology Online Quiz

By presenting 3 options to choose from, Bacteriology Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Bacteriology Questions and Answers and click over the correct answer.

Test Name: Bacteriology MCQ Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure High Marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply click on question and comment below that question. so that we can update the answer in the quiz section.

Bacteriology

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1 / 40

Which bacteria is known for causing syphilis?

Treponema pallidum

Neisseria gonorrhoeae

Chlamydia trachomatis

2 / 40

The bacteria that form spores to survive harsh conditions are:

Escherichia coli

Bacillus

Staphylococcus aureus

3 / 40

The term used for bacteria that can survive in the presence or absence of oxygen is:

Facultative anaerobes

Obligate aerobes

Obligate anaerobes

4 / 40

Which bacteria is involved in nitrogen fixation in legumes?

Azotobacter

Rhizobium

Nitrobacter

5 / 40

The causative agent of typhoid fever is:

Vibrio cholerae

Salmonella typhi

Shigella sonnei

6 / 40

Which bacteria is commonly associated with food poisoning from undercooked poultry?

Salmonella enterica

Listeria monocytogenes

Bacillus cereus

7 / 40

The bacteria responsible for botulism is:

Clostridium botulinum

Clostridium tetani

Clostridium perfringens

8 / 40

The bacterium that causes gonorrhea is:

Haemophilus ducreyi

Treponema pallidum

Neisseria gonorrhoeae

9 / 40

Which enzyme is produced by bacteria to break down hydrogen peroxide?

Catalase

Hyaluronidase

Coagulase

10 / 40

The selective medium for isolating Gram-negative bacteria is:

Blood agar

MacConkey agar

Chocolate agar

11 / 40

Which type of bacteria are known for producing antibiotics?

Actinomycetes

Cyanobacteria

Spirochetes

12 / 40

The bacterium that causes anthrax is:

Bacillus anthracis

Bacillus subtilis

Bacillus cereus

13 / 40

The bacteria that causes leprosy is:

Mycobacterium leprae

Streptococcus pneumoniae

Mycobacterium tuberculosis

14 / 40

The causative agent of diphtheria is:

Bordetella pertussis

Corynebacterium diphtheriae

Mycobacterium leprae

15 / 40

The bacteria that can grow in cold temperatures are called:

Thermophiles

Mesophiles

Psychrophiles

16 / 40

The term for bacteria that thrive in acidic environments is:

Acidophiles

Halophiles

Alkaliphiles

17 / 40

The shape of cocci bacteria is:

Spiral

Spherical

Rod-shaped

18 / 40

The component of the bacterial cell wall that is targeted by penicillin is:

Peptidoglycan

Lipopolysaccharide

Teichoic acid

19 / 40

The structure responsible for bacterial conjugation is:

Pilus

Flagellum

Capsule

20 / 40

Which bacteria is associated with dental caries?

Staphylococcus aureus

Streptococcus pneumoniae

Streptococcus mutans

21 / 40

Which staining technique is used to differentiate between Gram-positive and Gram-negative bacteria?

Endospore staining

Acid-fast staining

Gram staining

22 / 40

Which bacteria is known to cause Lyme disease?

Leptospira interrogans

Borrelia burgdorferi

Treponema pallidum

23 / 40

The causative agent of tuberculosis is:

Staphylococcus aureus

Mycobacterium tuberculosis

Streptococcus pyogenes

24 / 40

The causative agent of whooping cough is:

Corynebacterium diphtheriae

Haemophilus influenzae

Bordetella pertussis

25 / 40

The bacteria known for causing toxic shock syndrome is:

Pseudomonas aeruginosa

Streptococcus pyogenes

Staphylococcus aureus

26 / 40

Which bacterium is responsible for causing peptic ulcers?

Salmonella typhi

Helicobacter pylori

Escherichia coli

27 / 40

Which bacterial component is responsible for adherence to surfaces?

Flagella

Pili

Ribosomes

28 / 40

Which type of bacteria have a lipopolysaccharide layer?

Acid-fast

Gram-negative

Gram-positive

29 / 40

The bacteria that can tolerate high salt concentrations are termed:

Halophiles

Alkaliphiles

Acidophiles

30 / 40

Which bacteria is commonly found in the human gut and is used as an indicator of fecal contamination?

Streptococcus pneumoniae

Escherichia coli

Staphylococcus aureus

31 / 40

Which bacteria is a common cause of urinary tract infections?

Proteus vulgaris

Klebsiella pneumoniae

Escherichia coli

32 / 40

Which bacteria is known for causing strep throat?

Pseudomonas aeruginosa

Streptococcus pyogenes

Escherichia coli

33 / 40

Which structure is responsible for bacterial motility?

Capsule

Pili

Flagella

34 / 40

The causative agent of Legionnaires' disease is:

Klebsiella pneumoniae

Legionella pneumophila

Mycoplasma pneumoniae

35 / 40

Which test differentiates Staphylococcus aureus from other staphylococci?

Oxidase test

Coagulase test

Catalase test

36 / 40

The bacteria that can grow at high temperatures are called:

Psychrophiles

Mesophiles

Thermophiles

37 / 40

The Gram-positive bacteria have a thick layer of:

Lipopolysaccharide

Peptidoglycan

Protein

38 / 40

The type of horizontal gene transfer that involves bacteriophages is:

Conjugation

Transformation

Transduction

39 / 40

The bacterium that causes tetanus is:

Clostridium tetani

Clostridium difficile

Clostridium botulinum

40 / 40

The causative agent of cholera is:

Campylobacter jejuni

Shigella dysenteriae

Vibrio cholerae

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adminApril 3, 2024

0 20 2 minutes read