Pbio 1000 Exam 3 questions with
verified answers
What is the overall goal of the Endangered Species Act? - ANS ✔✔To protect and recover
species that are endangered
Which of these best describes a species listed as "threatened"? - ANS ✔✔A species that is likely
to become endangered in the near future
Which of these could be lost with the destruction of entire ecosystems? - ANS ✔✔-food
resources
-medicinal resources
-opportunities for tourism
-climate regulation
(All of these)
What factor is not considered before listing a species? - ANS ✔✔organizations willing to fund
protective measures
What best describes how the US Fish and Wildlife Service protect and recover endangered
species and their habitats? - ANS ✔✔works with states, tribes, and landowners to carry out
conservation activities.
Which of these describes the current rate of species extinctions? - ANS ✔✔The rates are 100-
1000 times faster than occurred in geological times.
, Which of these best describes how land use could be used to feed our growing human
population? - ANS ✔✔develop sustainable and innovative methods of agricultural production
on land that is already in cultivation
Which of these describes the approximate annual loss of forests worldwide? - ANS ✔✔7 million
ha per year or about 0.18%
Which of the following invasive plants interferes with boating opportunities? - ANS ✔✔Hydrilla
If a native species causes harm in an ecosystem, it can be considered invasive - ANS ✔✔False
A fungal blight led to the disappearance of which tree population from American deciduous
forests? - ANS ✔✔Chestnut
Invasive species must overcome barriers to achieve success.
Which of these gets the most support from humans? - ANS ✔✔establishment in the new area
Which of the following statements about invasive species is true? - ANS ✔✔Invasive species
have the potential to cause environmental harm
Which of these organisms has had a harmful effect on trees in deciduous forests? - ANS
✔✔Gypsy Moth
Which of the following describes a concern about classifying a species as invasive for
management purposes? - ANS ✔✔Some people may value the particular species and want to
continue to use or trade that species
Which of these invasive species has had a detrimental effect on property values (built capital)? -
ANS ✔✔Asian Longhorned beetle
verified answers
What is the overall goal of the Endangered Species Act? - ANS ✔✔To protect and recover
species that are endangered
Which of these best describes a species listed as "threatened"? - ANS ✔✔A species that is likely
to become endangered in the near future
Which of these could be lost with the destruction of entire ecosystems? - ANS ✔✔-food
resources
-medicinal resources
-opportunities for tourism
-climate regulation
(All of these)
What factor is not considered before listing a species? - ANS ✔✔organizations willing to fund
protective measures
What best describes how the US Fish and Wildlife Service protect and recover endangered
species and their habitats? - ANS ✔✔works with states, tribes, and landowners to carry out
conservation activities.
Which of these describes the current rate of species extinctions? - ANS ✔✔The rates are 100-
1000 times faster than occurred in geological times.
, Which of these best describes how land use could be used to feed our growing human
population? - ANS ✔✔develop sustainable and innovative methods of agricultural production
on land that is already in cultivation
Which of these describes the approximate annual loss of forests worldwide? - ANS ✔✔7 million
ha per year or about 0.18%
Which of the following invasive plants interferes with boating opportunities? - ANS ✔✔Hydrilla
If a native species causes harm in an ecosystem, it can be considered invasive - ANS ✔✔False
A fungal blight led to the disappearance of which tree population from American deciduous
forests? - ANS ✔✔Chestnut
Invasive species must overcome barriers to achieve success.
Which of these gets the most support from humans? - ANS ✔✔establishment in the new area
Which of the following statements about invasive species is true? - ANS ✔✔Invasive species
have the potential to cause environmental harm
Which of these organisms has had a harmful effect on trees in deciduous forests? - ANS
✔✔Gypsy Moth
Which of the following describes a concern about classifying a species as invasive for
management purposes? - ANS ✔✔Some people may value the particular species and want to
continue to use or trade that species
Which of these invasive species has had a detrimental effect on property values (built capital)? -
ANS ✔✔Asian Longhorned beetle
