BIO 211 IOWA STATE - EXAM 3-
GROVER QUESTIONS & CORRECT
ANSWERS 100%
Viruses are thought to have a single evolutionary origin - correct answer ✔✔False
1. The primary function for the filamentous mycelium is_________. - correct answer ✔✔to be
an extensive surface area that is well-suited to absorptive nutrition
Virulence is defined as the _________ - correct answer ✔✔ability to cause disease and its
severity
1. How would you characterize the energetics of fungi? (How do they get their carbon? How do
they get their energy?) - correct answer ✔✔Chemo-organoheterotrophs, heterotrophs
Plants consume sugar to carryout life's processes and, therefore, respire CO2 into the air. -
correct answer ✔✔True
Which of the following plant adaptations enables sexual reproduction without the requirement
for external water? - correct answer ✔✔pollen tube
list these fungal groups in order of diversity, from most diverse to least diverse. - correct answer
✔✔Ascomycota
Basidiomycota
Zygomycota
Chytridiomycota
Glomeromycota
, Spores are diploid - correct answer ✔✔False they are haploid
Which of the following plant adaptations enables sexual reproduction without the requirement
for external water? - correct answer ✔✔Pollen tube
Match the description to the word
Transmission
Virulence - correct answer ✔✔Ability to move between hosts
Severity of disease in host
Categorize if these items based on if they were a benefit or a challenge for plants moving into
the terrestrial environment. - correct answer ✔✔Benefit- Mineral soil, Initially fewer predators,
abundant CO2, direct access to sunlight
Challenge- Loss to water, Reproducing in a dry environment, ultraviolet damage, moving
material to the area part of stem
Which of the following can be effective in preventing the onset of a viral infection in humans? -
correct answer ✔✔getting vaccinated
Match the viral origin hypothesis with its description.
Degeneration hypothesis-
Escaped-genes hypothesis
GROVER QUESTIONS & CORRECT
ANSWERS 100%
Viruses are thought to have a single evolutionary origin - correct answer ✔✔False
1. The primary function for the filamentous mycelium is_________. - correct answer ✔✔to be
an extensive surface area that is well-suited to absorptive nutrition
Virulence is defined as the _________ - correct answer ✔✔ability to cause disease and its
severity
1. How would you characterize the energetics of fungi? (How do they get their carbon? How do
they get their energy?) - correct answer ✔✔Chemo-organoheterotrophs, heterotrophs
Plants consume sugar to carryout life's processes and, therefore, respire CO2 into the air. -
correct answer ✔✔True
Which of the following plant adaptations enables sexual reproduction without the requirement
for external water? - correct answer ✔✔pollen tube
list these fungal groups in order of diversity, from most diverse to least diverse. - correct answer
✔✔Ascomycota
Basidiomycota
Zygomycota
Chytridiomycota
Glomeromycota
, Spores are diploid - correct answer ✔✔False they are haploid
Which of the following plant adaptations enables sexual reproduction without the requirement
for external water? - correct answer ✔✔Pollen tube
Match the description to the word
Transmission
Virulence - correct answer ✔✔Ability to move between hosts
Severity of disease in host
Categorize if these items based on if they were a benefit or a challenge for plants moving into
the terrestrial environment. - correct answer ✔✔Benefit- Mineral soil, Initially fewer predators,
abundant CO2, direct access to sunlight
Challenge- Loss to water, Reproducing in a dry environment, ultraviolet damage, moving
material to the area part of stem
Which of the following can be effective in preventing the onset of a viral infection in humans? -
correct answer ✔✔getting vaccinated
Match the viral origin hypothesis with its description.
Degeneration hypothesis-
Escaped-genes hypothesis
