Primary Succession and Secondary Succession

the process by which a new community forms where no community lived before 

• resource

• invasive (non- native) species

• primary succession

• competition

What is succession?

• The first species to populate an area.

• Is the same of intereaction

• Is Disruption to the physical or biological components.

• The series of predictable changes that occur in a community over time.

What is the first species you will see after a primary succession? (in picture)

• lichens

• grasses

• small plants

Tags

NGSS.MS-LS2-3

A pioneer species is...

• large organism

• first organisms to adapt to a new environment 

• best organism 

• Abiotic organisms 

Tags

NGSS.MS-LS2-4

Which is the correct order in primary succession?

• Rocks, Lichens & Mosses, Bushes & Shrubs, Trees

• Lichens & Mosses, Rocks, Trees, Bushes & Shrubs 

• Trees, Bushes and Shrubs, Lichens & Mosses, Lichens & Mosses

• Rocks, Grass, Trees, Bushes & Shrubs

What is an example of an area that is likely to undergo primary succession?

• Glaciers melt and leave exposed rock

• Plants die from drought and decompose

• Land is bulldozed and soil remains

___ are the first organisms to colonize an area and begin the process of ecological succession.

• foundational organisms

• introductory organisms

• primary organisms

• pioneer species

The first species to appear in an area:

• discovering species

• pioneer species

• new species

• colonizing species

Primary succession begins in an area with:

• Bare Rock

• Soil

this type of succession happens after a fire, tornado or another catastrophic event:

• Primary Succession

• Secondary Succession