Question 1

Question

A) What aspect of an organism makes it an invasive species? (1 point)
It has no predators in the new ecosystem.
It does harm and is introduced to the ecosystem.
It is from a different ecosystem.
It is harmful to organisms in all ecosystems.
Question 2
A) The Kudzu vine was brought to the United States from Japan. Which of the following additional
characteristics of the Kudzu vine determined that it was an invasive species? (1 point)
it protects vulnerable grounds against wind erosion
it was believed to be a "miracle plant"
it has no economic benefit
it grows rapidly, robbing other plants of sunlight
Question 3
A) All of the following are mentioned in this lesson as factors threatening the waters of
southeastern Australia except: (1 point)
invasive species like the northern Pacific seastar
decreasing water temperature
poor water quality
coral bleaching
Question 4
A) Why are invasive species such a huge threat to ecosystems? (1 point)
Invasive species can do intense damage, so much so that ecosystems may not be able to recover.
Invasive species provide no added benefit or diversity to the ecosystem.
Invasive species are impossible to control once they are introduced and spread rapidly.
Invasive species can replace native species, forcing their migration out of the area

Answer 1

Here are the answers to the questions based on the information provided:

Question 1
A) The aspect of an organism that makes it an invasive species is:
It does harm and is introduced to the ecosystem.

Question 2
A) The additional characteristic of the Kudzu vine that determined it was an invasive species is:
it grows rapidly, robbing other plants of sunlight.

Question 3
A) The factor that is not mentioned in this lesson as threatening the waters of southeastern Australia is:
decreasing water temperature.

Question 4
A) The reason invasive species are such a huge threat to ecosystems is:
Invasive species can do intense damage, so much so that ecosystems may not be able to recover.