Ecological Succession Review

Ecological Succession can best be described as...​ ​ (a)  

• Series of changes in a community over time
• A gradual change in the weather.
• The dominant species in one particular area.
• Species that survive best with no competition
• Plants growth response to a stimulus

Changes to land with diverse life that was once WITHOUT soil...

• Primary Succession

• Secondary Succession

• None of the above

Primary Succession may occur after a volcanic eruption.  Which of the following lists the steps in this process in the correct order?

• No life exists

• Tress and shrubs grow

• A thin soil layer forms

• Pioneer species like lichen and moss appear

• Weeds and grasses grow

Which of the following are examples of biotic factors?  (check all that apply)

• soil

• air

• water

• plants

• animals

Tags

NGSS.MS-LS2-2

NGSS.MS-LS1-4

A forest full of MATURE PINE TREES that is fully recovered from a disturbance is an example of...​ (a)  

• Climax community
• Pioneer Species
• Intermediate species

Which of the following disturbances would cause SECONDARY succession? (check all that apply) HINT: 3 ANSWERS

• Flood

• Tsunami

• Oil Spill

• Volcano

• Tornado

When a farm or garden is left unplanted, SECONDARY SUCCESSION occurs, returning the land to a mature, climax community. What is the order that reflects how plants will emerge in the new community: ​ (a)   ​ ​ (b)   ​ (c)   ​ (d)  

• 3rd step

• Shrubs

• 4th step

• Grasses and weeds

• 1st step

• Evergreen trees

• 2nd step

• Wildflowers/Perennials

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

As ecological succession progresses, a pioneer community gradually changes into a climax community. What typically happens during this process?​ ​ (a)  

• The number of organisms INCREASE.
• The number of organisms DECREASE
• The number of organisms REMAIN CONSTANT
• The number of organisms NEVER CHANGES

Tags

NGSS.MS-LS2-4

A tsunami occurred, what process is occurring in this illustration? (a)  

• secondary succession
• climax community
• classic ecosystem
• primary succession

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

Which type of succession follows a forest fire (a)  

• secondary succession
• primary succession