FAU BSC 1005 EXAM 3 QUESTIONS AND
ANSWERS (VERIFIED AND UPDATED)
Which would not be a member of the domain Eukarya? - ANS a proteobacteria
place the following in order of evolutionary history from the earliest to most recent. -
ANS Archaea, bacteria, and eukarya
What feature do all members of Eukarya share? - ANS they have a nucleus
the tree of life has been rearranged into three domains based on what evidence? - ANS DNA
similarities
protists share this feature with other eukaryotes - ANS they are photosynthetic
which area would have the most species diversity - ANS an island with a lake, mountain, and
rivers in the tropics
which trait do ferns, gymnosperms, and angiosperms share? - ANS vasculature
@2026/2027 ALLRIGHTS RESERVED.
,which describes plant groups in order of terrestrial adaptations from earliest to the most
recent? - ANS byrophytes, ferns, gymnosperms, and angiosperms
the most successful animal group is the - ANS arthropod group
most animals - ANS are invertebrates
a clam is an example of a(n) - ANS mollusk
the chordate group includes these animals - ANS vertebrates
which is NOT true of yeast? - ANS they are multicellular
Fungi are members of the domain - ANS Eukarya
Fungi play a crucial ecological role in all terrestrial ecosystems, including those in Olympic
National Park. What is that role? - ANS They are decomposers, breaking down dead
organisms and helping to recycle their nutrients
Major threats to biodiversity - ANS Habitat loss, usually because of conversion of natural
habitat to human use
Fragmentation of remaining habitat by human-dominated landscapes such as highways, urban
areas
An expanding human population that consumes increasing amounts of resources
An organism that is eukaryotic, multicellular, and has cell walls is - ANS a plant or a fungus
@2026/2027 ALLRIGHTS RESERVED.
, an organism that is eukaryotic, multicellular, and heterotrophic is - ANS an animal or fungus
an organism that is eukaryotic and photosynthetic is - ANS a plant or a protist
an organism that is eukaryotic, heterotrophic, and lacks cell walls is - ANS an animal or a
protist
the total number of wolves inhabiting Isle Royale is defined as a - ANS population
a report based on the interactions of wolves, moose, ticks, and trees on Isle Royale describes
a(n) - ANS ecosystem
a report that documents all the species (plant and animals) in an area but does not include the
environment describes - ANS community
a researcher who investigates how flooding affects the different populations on an island is
most interested in which level of organization? - ANS ecosystem
put the following in order from simplest to most complex - ANS individual > population >
community > ecosystem
The ocean, sand, rocks, plants, seagulls, and invertebrates represent a(n) - ANS ecosystem
All of the polar bears, seals, fish species, whales, seabirds and the Aleut people in the Aleutian
Islands make up a(n) - ANS community
@2026/2027 ALLRIGHTS RESERVED.
ANSWERS (VERIFIED AND UPDATED)
Which would not be a member of the domain Eukarya? - ANS a proteobacteria
place the following in order of evolutionary history from the earliest to most recent. -
ANS Archaea, bacteria, and eukarya
What feature do all members of Eukarya share? - ANS they have a nucleus
the tree of life has been rearranged into three domains based on what evidence? - ANS DNA
similarities
protists share this feature with other eukaryotes - ANS they are photosynthetic
which area would have the most species diversity - ANS an island with a lake, mountain, and
rivers in the tropics
which trait do ferns, gymnosperms, and angiosperms share? - ANS vasculature
@2026/2027 ALLRIGHTS RESERVED.
,which describes plant groups in order of terrestrial adaptations from earliest to the most
recent? - ANS byrophytes, ferns, gymnosperms, and angiosperms
the most successful animal group is the - ANS arthropod group
most animals - ANS are invertebrates
a clam is an example of a(n) - ANS mollusk
the chordate group includes these animals - ANS vertebrates
which is NOT true of yeast? - ANS they are multicellular
Fungi are members of the domain - ANS Eukarya
Fungi play a crucial ecological role in all terrestrial ecosystems, including those in Olympic
National Park. What is that role? - ANS They are decomposers, breaking down dead
organisms and helping to recycle their nutrients
Major threats to biodiversity - ANS Habitat loss, usually because of conversion of natural
habitat to human use
Fragmentation of remaining habitat by human-dominated landscapes such as highways, urban
areas
An expanding human population that consumes increasing amounts of resources
An organism that is eukaryotic, multicellular, and has cell walls is - ANS a plant or a fungus
@2026/2027 ALLRIGHTS RESERVED.
, an organism that is eukaryotic, multicellular, and heterotrophic is - ANS an animal or fungus
an organism that is eukaryotic and photosynthetic is - ANS a plant or a protist
an organism that is eukaryotic, heterotrophic, and lacks cell walls is - ANS an animal or a
protist
the total number of wolves inhabiting Isle Royale is defined as a - ANS population
a report based on the interactions of wolves, moose, ticks, and trees on Isle Royale describes
a(n) - ANS ecosystem
a report that documents all the species (plant and animals) in an area but does not include the
environment describes - ANS community
a researcher who investigates how flooding affects the different populations on an island is
most interested in which level of organization? - ANS ecosystem
put the following in order from simplest to most complex - ANS individual > population >
community > ecosystem
The ocean, sand, rocks, plants, seagulls, and invertebrates represent a(n) - ANS ecosystem
All of the polar bears, seals, fish species, whales, seabirds and the Aleut people in the Aleutian
Islands make up a(n) - ANS community
@2026/2027 ALLRIGHTS RESERVED.
