How can humans protect species that could become endangered?
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Question 6
6.
How does an endangered species differ from a threatened species? How does it differ from an extinct species?
Question 7
7.
Approximately how many species are considered "endangered" worldwide? How many are considered "endangered" in the US?
Question 8
8.
Approximately how many species go extinct each year? Is this number increasing, decreasing or staying the same? Why?
Question 9
9.
What is the United States Endangered Species Act? When was it enacted? What does it do?
Question 10
10.
How is a species added to the endangered species list?
Question 11
11.
Not everyone is a fan of the Endangered Species Act. What is one criticism of it? What person or group makes this claim?
Question 12
12.
Name four specific reasons a species may become endangered (e.g. "humans" is too general; name specific things humans do). Put a * next to the reason that you think is most significant.
Question 13
13.
Not every animal that is listed as “endangered” goes extinct – some recover thanks to people stepping in and are eventually removed from the list. Name two species that used to be considered endangered but are now considered ‘success stories’
Question 14
14.
Question 15
15.
Question 16
16.
Question 17
17.
What is an endangered species?
A species that no longer exists
A species that never existed
A species that has a high risk of becoming extinct
A species that only exists in zoos
Why is a large wild population important?
(select the 2 that apply)
A large number is necessary for reproduction to occur
To prevent inbreeding
Genetic diversity helps a species adapt to environmental change
What causes species to go extinct as part of evolution?
Natural causes
Pollution
Burning fossil fuels
Which of the following are species conservation strategies? (select all that apply)
Poaching
Zoos
National Parks
Seed banks
Which of the following are factors that cause species to go extinct? (Select all that apply)
Extensively hunted
Being a generalist
Limited diet
Specific and limited habitat requirements (specialist)
Outcompeted by invasive species
Which of the following will be MORElikely to go extinct?
A species that has a small population of similar genetic characteristics
A species that is able to adapt to changes in their environment
A species that is able to migrate to a new habitat if theirs is damaged or changes
Intraspecies and interspecies competition (intra=between separate species/inter=within the same species) can cause extinction through competition over which types of resources? (Select all that apply)
Habitat
Mates
Food
Territory
Which of the following would NOT be a strategies to protect animal populations?