BIO 205 – Final Exam Questions and Verified Answers,
fungi, protozoa, viruses, microbiology, taxonomy,
pathogens
This document contains verified and updated final exam questions for Biology 205. It
reviews topics including fungi, protozoa, viruses, taxonomy, and pathogens. The questions
are structured to support effective exam practice and provide clarity on essential
biological concepts.
What is the study of Fungi called? - answer✔✔Mycology When considering the
treatment of fungal infections, what is an important structural component of the fungi to
consider? - answer✔✔Cell Membrane What tissues can opportunistic mycoses infect?
- answer✔✔Any tissue Which organism is a symbiotic combination of an alga and a
fungus? - answer✔✔Lichen Which organisms live mostly in an aquatic environment? -
answer✔✔Algae Why are algae important in the aquatic food chain? -
answer✔✔Because they convert carbon dioxide into consumable organic molecules
How are Protozoa classified? - answer✔✔rRNA sequencing Why are slime molds
unique? - answer✔✔Because they have both fungal and amoebal characteristics
and are classified as protists What is a helminth? - answer✔✔A multicellular
eukaryotic animal What is a disease vector? - answer✔✔An arthropod that carries
, - 2 -:
a disease Where does a virus multiply? - answer✔✔In the host cell Which
microscope is used to view a virus in detail (typically)? - answer✔✔Scanning
electron microscope What kind of DNA or RNA do viruses contain? - answer✔✔Any
of the above Which of the following is mismatched? - answer✔✔Enveloped helical
virus - Herpesvirus How are viruses classified? - answer✔✔All of the above What is
the area of lysis called on a bacteria lawn? - answer✔✔Plaque The cultivation of
some animal viruses (e.g., Simian AIDS) typically requires what? - answer✔✔A live
animal What is the most common method of viral idenfication? -
answer✔✔Serological Which of the following is mismatched for the lytic cycle? -
answer✔✔Penetration - production of phage DNA and proteins Which of the viral
families contain or can replicate oncogenes? - answer✔✔All of the above What
technique is necessary to view viral size? - answer✔✔Electron microscopy These
resemble a long rod and they cause Ebola: - answer✔✔Helical viruses
Influenzavirus is an example of this type of virus - answer✔✔Enveloped helical
viruses Many plant and animal viruses are this, including the adenovirus -
answer✔✔Polyhedral viruses HIV is an example of which of the following -
answer✔✔Retroviridae Why did Koch take a sample of blood from a diseased
animal and inject it into a healthy one many times? - answer✔✔To show
reproducibility What does the second Koch Postulate state? - answer✔✔The
pathogen must be isolated from the diseased animal and grown in pure culture Why is