Invasive Species

What is an invasive species?

• A native (naturally found) species which are added to an area. 
• A non-native (not naturally found) species added to an area. 
• A keystone species in an environment
• none of the above

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Invasive species alter the ecosystem by a___________in number quickly,this leads to _____ food for the native  species. 

• increasing  less
• decline  decreasing

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

Invasive species grow quickly due to the lack of predators, this leads to a decline or extinction of the native population. True or false? 

• false
• true

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

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

• Native Species
• Natural Species
• Invasive Species
• Symbiotic 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

Tags

NGSS.MS-LS2-5

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 predators.
• Invasive species keep the ecosystems in equilibrium.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS1-5

Name the levels of an ecosystem in order from smallest to largest.

• Ecosystem, population, organism, community

• Community, organism, population, ecosystem

• Organism, population, community, ecosystem

• Ecosystem, community, population, organism

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

Zebra mussels eat

• krill

• algae

• small mouth bass

• phytoplankton