WGU D311 Microbiology with Lab Section 2 Exam :Ecology and Rhizosphere Interactions, Psychrophilic Microorganisms, Soil Microbiology and Nematode Roles, Symbiotic Relationships Mutualism Commensalism Parasitism, Resident Microbiota Functions, Zoonotic and

WGU D311 Microbiology with Lab Section 2 Exam :Ecology and Rhizosphere Interactions, Psychrophilic Microorganisms, Soil Microbiology and Nematode Roles, Symbiotic Relationships Mutualism Commensalism Parasitism, Resident Microbiota Functions, Zoonotic and Nosocomial Diseases, Disease Transmission Modes, Respiratory Droplet and Vector Transmission, Vertical Transmission Mechanisms, Indirect Contact and Fomite Spread, Carriers and Infection Control, Pathogen Entry and Adhesion Mechanisms, Clinical Case Scenario Practice Exam Questions Verified and Provided with Complete A+ Graded Answers Latest Updated 2026 What is a characteristic of rhizospheres? The rhizosphere is where plants release organic compounds that can be metabolized by microbes into soil. Which environment would contain microbes that are psychrophilic? Glaciers What is the role of nematodes in soil? They prey on bacteria, smaller nematodes, fungi, and even plant roots. Which eukaryote is responsible for producing antibiotics to ward off bacterial competitors? Fungi Which symbiotic relationship is an example of mutualism? The relationship between humans and the Escherichia coli colonizing the human gut. Which type of symbiotic relationship exists between the E. coli that inhibit the human gut and the humans who utilize the vitamin K produced by E. coli? Mutualism Describe resident microbiota. Resident microbiota constantly live on the human body. Which relationship is exhibited by intestinal E. coli and their human host? Mutualism Which type of disease is transmitted from animals to humans? Zoonotic diseases Which type of disease is acquired in hospital settings? Nosocomial diseases Which portal of exit can expel the most viral particles? Respiratory