What aspect of an organism makes it an invasive species?(1 point)

Question

Responses

It is harmful to organisms in all ecosystems.
It is harmful to organisms in all ecosystems.

It is from a different ecosystem.
It is from a different ecosystem.

It has no predators in the new ecosystem.
It has no predators in the new ecosystem.

It does harm and is introduced to the ecosystem.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)
Responses

it protects vulnerable grounds against wind erosion
it protects vulnerable grounds against wind erosion

it was believed to be a "miracle plant"
it was believed to be a "miracle plant"

it has no economic benefit
it has no economic benefit

it grows rapidly, robbing other plants of sunlightAll of the following are mentioned in this lesson as factors threatening the waters of southeastern Australia except: (1 point)
Responses

coral bleaching
coral bleaching

poor water quality
poor water quality

invasive species like the northern Pacific seastar
invasive species like the northern Pacific seastar

decreasing water temperatureWhy are invasive species such a huge threat to ecosystems?(1 point)
Responses

Invasive species are impossible to control once they are introduced and spread rapidly.
Invasive species are impossible to control once they are introduced and spread rapidly.

Invasive species provide no added benefit or diversity to the ecosystem.
Invasive species provide no added benefit or diversity to the ecosystem.

Invasive species can do intense damage, so much so that ecosystems may not be able to recover.
Invasive species can do intense damage, so much so that ecosystems may not be able to recover.

Invasive species can replace native species, forcing their migration out of the area.

Answer 1

1. What aspect of an organism makes it an invasive species?

   • It does harm and is introduced to the ecosystem.

2. 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?

   • it grows rapidly, robbing other plants of sunlight.

3. All of the following are mentioned in this lesson as factors threatening the waters of southeastern Australia except:

   • decreasing water temperature.

4. Why are invasive species such a huge threat to ecosystems?

   • Invasive species can do intense damage, so much so that ecosystems may not be able to recover.