BIO 117 EXAM 2 QUESTIONS &
ANSWERS 100% CORRECT
which protists are our closest relatives - correct answer ✔✔choanoflagellates; opisthokonta
which protists use pseudopodia to feed - correct answer ✔✔amoebae
forams
which protists have silica-based skeletons - correct answer ✔✔diatoms
what material is NOT used by protists in hard outer coverings - correct answer ✔✔lignin
T/F? fungi are a monophyletic group - correct answer ✔✔true
T/F? fungi are more closely related to animals than to plants - correct answer ✔✔true
T/F? fungal cells have membrane bound nuclei - correct answer ✔✔true
fungi ____ - correct answer ✔✔have some unicellular and some multicellular members
cell walls of fungi are composed primarily of - correct answer ✔✔chitin
T/F? karyogamy is the fusion of nuclei. plasmogamy is the fusion of cytoplasm of hyphal cells
from two different mating types - correct answer ✔✔true
, in asexual reproduction ______ divisions produce spores
in sexual reproduction ______ divisions produce spores - correct answer ✔✔mitotic
fission
fungi are classified into phyla primarily based on difference in - correct answer ✔✔reproductive
structures
This fungus forms spores on structures called basidia during sexual reproduction, making this
fungus a member of the __________ - correct answer ✔✔basidiomycota
During sexual reproduction, this fungus will produce spores in asci, making is a member of the
__________. - correct answer ✔✔ascomycota
You are walking through the woods and come upon a "typical" looking mushroom; it has a stalk,
cap and gills. It is growing under a tree, so it might be mycorrhizal. What phylum is it in - correct
answer ✔✔basidiomycota
which group of fungi has not been observed to reproduce sexually - correct answer
✔✔glomermycota
T/F? ectomycorrhizal fungi have hyphae that penetrate the cell walls of plant root cells and
forms a branched tree-like structure - correct answer ✔✔false
T/F? one reason that fungi are important in the global carbon cycle is that they are among the
few organisms that can break down lignin found in cell walls of woody plant tissues - correct
answer ✔✔true
which of the following is a mutualism where the fungus receives carbohydrates from a
photosynthesizing organism
ANSWERS 100% CORRECT
which protists are our closest relatives - correct answer ✔✔choanoflagellates; opisthokonta
which protists use pseudopodia to feed - correct answer ✔✔amoebae
forams
which protists have silica-based skeletons - correct answer ✔✔diatoms
what material is NOT used by protists in hard outer coverings - correct answer ✔✔lignin
T/F? fungi are a monophyletic group - correct answer ✔✔true
T/F? fungi are more closely related to animals than to plants - correct answer ✔✔true
T/F? fungal cells have membrane bound nuclei - correct answer ✔✔true
fungi ____ - correct answer ✔✔have some unicellular and some multicellular members
cell walls of fungi are composed primarily of - correct answer ✔✔chitin
T/F? karyogamy is the fusion of nuclei. plasmogamy is the fusion of cytoplasm of hyphal cells
from two different mating types - correct answer ✔✔true
, in asexual reproduction ______ divisions produce spores
in sexual reproduction ______ divisions produce spores - correct answer ✔✔mitotic
fission
fungi are classified into phyla primarily based on difference in - correct answer ✔✔reproductive
structures
This fungus forms spores on structures called basidia during sexual reproduction, making this
fungus a member of the __________ - correct answer ✔✔basidiomycota
During sexual reproduction, this fungus will produce spores in asci, making is a member of the
__________. - correct answer ✔✔ascomycota
You are walking through the woods and come upon a "typical" looking mushroom; it has a stalk,
cap and gills. It is growing under a tree, so it might be mycorrhizal. What phylum is it in - correct
answer ✔✔basidiomycota
which group of fungi has not been observed to reproduce sexually - correct answer
✔✔glomermycota
T/F? ectomycorrhizal fungi have hyphae that penetrate the cell walls of plant root cells and
forms a branched tree-like structure - correct answer ✔✔false
T/F? one reason that fungi are important in the global carbon cycle is that they are among the
few organisms that can break down lignin found in cell walls of woody plant tissues - correct
answer ✔✔true
which of the following is a mutualism where the fungus receives carbohydrates from a
photosynthesizing organism
