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Anaerobic Organisms and Their Environments: Microbiology Lab Quiz

Anaerobic Organisms And Their Environments: Microbiology Lab Quiz

Explore the intriguing world of anaerobes in this focused quiz designed for a microbiology lab setting. Assess your understanding of anaerobic organisms, their characteristics, and their roles in environments devoid of oxygen....

Questions: 29 | Attempts: 10 | Last updated: Aug 4, 2025

Sample Question 1
Identify organisms 1 - 5 as aerobic or anaerobic. Be as specific as possible.

3 = obligate anaerobe

1 = facultative aerobe

1 = strict aerobe, 2 = strict anaerobe, 3 = facultative anaerobe, 4 = microaerophile, 5 = aerotolerant anaerobe

2 = aerobic microorganism

Sample Question 2
What is a moderate anaerobe? Give 3 examples of spp that are moderate anaerobes.

Can survive in 2-8% O2, but doesn't grow. B. fragilis, C. perfringens, Fusobac nucleatum

Can survive in 15% O2, but doesn't grow. L. monocytogenes, P. aeruginosa, Enterococcus faecalis.

Can survive in 0% O2, but doesn't grow. S. aureus, E. coli, S. pneumoniae.

Can survive in 20% O2, but doesn't grow. Streptococcus pyogenes, Haemophilus influenzae, Moraxella catarrhalis.

Sample Question 3
Which of the following is an example of a strict anaerobe?

Clostridium novyi

Staphylococcus aureus

Escherichia coli

Pseudomonas aeruginosa