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Worksheetsendangered, extinct, and invasive species
Total questions: 20
Worksheet time: 12mins
1. What makes a species invasive?
Moving to a new ecosystem and taking resources from natives
Not having papers
Species that can't adapt
Plants that take up too much space
Why do the populations of invasive species grow so quickly?
invasive species require more energy than other organisms
invasive species are prey to many animals.
invasive species have no natural predators.
invasive species keep the ecosystems in equilibrium.
What classifies a species as endangered?
It is at risk of becoming extinct
There aren't a lot of them left
It's arbitrary and doesn't depend on anything
Climate change
An animal that might become endangered if nothing is done is considered __________.
extirpated
threatened
extinct
vulnerable
which of the following is an example of an extinct species?
Woolly Mammoth
Tasmanian Tiger
Megalodon
All of the above
What is something that no longer exists?
endangered
dormant
extinct
What is the variety of life?
biology
interdependence
diversity
biodiversity
Which of these words does NOT describe an invasive species?
alien
intruder
non-native
natural
The primary cause of invasive species introduction is
too much food
human actions
weather events
asteroids
This classification of risk means that the species is at serious risk of extinction.
threatened
vulnerable
endangered
extinct
The status of a "threatened species" means:
they are almost extinct
they are likely to become endangered
they are extinct
their numbers are increasing
Forest clearing, farming, and road building are all examples of
Biodiversity
Population distribution
Habitat loss
Climate Change
All of the following are causes for biodiversity loss, EXCEPT:
Habitat Loss
Invasive Species
Replanting trees
Pollution
All of the following affect biodiversity only in certain locations and times, EXCEPT:
Pollution
Invasive Species
Climate Change
Overharvesting
The greatest cause of biodiversity loss today is
Pollution
Habitat loss and change
Climate Change
Invasive species
