Invasive and Keystone Species

What is species diversity?

• the different animals in an area

• the different habitats in an area

• the different plants in an area

• the different living things (plants and animals) in an area

Tags

NGSS.MS-LS2-5

What is an invasive species?

• an organism that IS native to an area and causes harm to the environment/humans

• an organism that is NOT native to an area and causes harm to the environment/humans

• an organism that is NOT native to an area and helps the environment/humans

• an organism that IS native to an area and helps the environment/humans

Tags

NGSS.MS-LS2-5

A species that is not native to an area is called: 

• Native Species
• Natural Species
• Invasive Species
• Symbiotic Species

Invasive species can have a major impact on the ecosystem.

• TRUE

• FALSE

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

Why do the populations of invasive species grow so quickly?

• Invasive Species are native to an area.

• Invasive species are prey to many animals.

• Invasive species have no natural predators.

• Invasive species keep the ecosystems in equilibrium.

Tags

NGSS.MS-LS1-5

Invasive species can crowd out native species.

• TRUE

• FALSE

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

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

Tags

NGSS.MS-ESS3-4

A species indigenous to a given region or ecosystem naturally.

• Native Species
• Accidental Species
• Introduced Species

This invasive species came over in boats from Europe in the 1980's.  They harm native fish, clog pipes and ruin beaches.  

• Sea Lamprey
• Zebra Mussel
• Asian Carp
• Feral Swine