Unit Two Test

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

• foundational organisms

• introductory organisms

• primary organisms

• pioneer species

What is the main difference between primary and secondary ecological succession?

• Primary begins WITHOUT soil; Secondary begins WITH soil

• Primary is the first state and secondary is the second stage

• Primary builds plant community; secondary builds animal community.

• Primary begins WITH soil; Secondary begins WITHOUT soil

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

Which of the following is the correct order of ecological succession?

• grass - shrubs - lichens - trees

• lichens - shrubs - grasses - trees

• lichens - grasses - shrubs - trees

• grasses - lichens - shrubs - trees

What is an increase of biodiversity over time, after a natural or man made disturbance?

• ecological recession

• climax recession

• ecological succession

• climax succession

What is the term that describes a steady and stable community?

• peak community

• turf community

• climax community

• disturbed community

Which is faster: Primary or Secondary Succession?

• Primary Succession

• Secondary Succession

• Both Take The Same Amount of Time

Which of the following is NOT a pioneer species?

• Shrubs

• Lichen

• Mosses

• Fungi

What are examples of pioneer species in a primary succession?

• Bushes and Shrubs
• Oak trees
• Mossess and Lichens 
• A rose Bush

Tags

NGSS.MS-LS2-3

The picture shows what type of succession?

• primary
• secondary
• tertiary
• quadanary

Tags

NGSS.MS-LS2-4