IB ESS Topic 3.3

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

NGSS.MS-LS2-2

The separation or breaking of habitats into smaller pieces is called

• habitat division

• habitat pollution

• habitat corruption

• habitat fragmentation

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What is the practice of harvesting or hunting to such a degree that remaining individuals may not be able to replenish the population called?

• pollution

• deforestation

• overexploitation

• acid rain

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Forest clearing, farming, and road building are all examples of

• Biodiversity

• Population distribution

• Habitat loss

• Climate Change

Tags

NGSS.MS-LS2-5

NGSS.MS-LS2-1

Invasive species have a negative impact on...

• the ecosystem
• the economy
• Both the ecosystem and the economy
• None of these

Tags

NGSS.MS-LS2-4

11. Biodiversity ________ are regions with unusually large numbers of unique ________.

• hot spots; species
• species ; hot spots
• biomes ; plants
• sanctuaries ; flora

What is the growing of one single crop all the time called?

• agriculture
• monoculture
• hydrofracking
• geothermal

the complete loss of a species from Earth - no more individuals of that species exist

• extinction

• hotspot

• endemic

• variation

Tags

NGSS.HS-LS4-5

creates stability and resilience to change in an ecosystem - there are many pathways for energy flow

• ecosystem complexity

• limiting factors

• Inertia

• natural hazards

Tags

NGSS.MS-LS2-3

a small area that a species inhabits - makes a species prone to extinction

• narrow geographical range

• overexploitation

• hazards

• large geographical range