Ecological Succession

Multiple Choice

Which takes longer, primary or secondary succession?

• Primary Succession

• Secondary Succession

Multiple Select

What 3 things can cause primary succession to start?

• Volcanic Eruption

• Glacial Retreat

• Hurricane

• Formation of a sand dune

Multiple Choice

What are the species called that appear first during primary succession?

• Pioneer Species

• New Species

• Alpha Species

• Mature Species

Multiple Choice

True or false: trees are a type of pioneer species

• True

• False

Multiple Choice

True or false: humans can be the cause of secondary succession

• True

• False

Multiple Choice

A pattern of change after existing ecosystem is destroyed, such as clearing for farming.

• Evolution

• Secondary Succession

• Primary Succession

Multiple Choice

Primary succession takes ____________ time than secondary succession.

• More

• Less

• Same

Multiple Choice

A new island is formed after a volcano erupts.

What is the order that things would grow?

• Tree, grass, moss

• Lichen, Grass, Shrub, Tree

• Lichen, Shrub, Moss, Tree

• Shrub, grass, moss, tree

Multiple Choice

After an area was cleared for farmland 100 years ago, it has completely regrown large trees. This is an example of:

• Evolution

• Ecology

• Primary Succession

• Secondary Succession

Multiple Choice

What type of organism would typically grow on bare rock?

• Moss and lichen

• Grass

• Oak trees

• Shrubs

Multiple Choice

Would an oak tree be one of the first or last species to grow?

• First

• Last

Multiple Choice

What animals would be first to enter a new ecosystem?

• Insects

• Bears

• Foxes

• Elk

Multiple Choice

What is an example of a disturbance that could bring about secondary succession?

• Humans cut down many trees in a small region

• A volcanic eruption covers a village in lava.

Multiple Choice

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

Multiple Choice

Primary succession occurs in an area that has:

• soil

• no soil

• some soil

• none of these

Multiple Choice

What is the order of succession shown in this figure?

• A, B, C, D
• B, A, D, C
• C, D, A, B
• D, A, B, C

Multiple Choice

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

• The number of species increases

• The number of species decreases

• The organisms in an area decrease in size

• The organisms in an area can no longer find food

Multiple Choice

Which experiences the least change over time?

• Pioneer Species

• Primary Succession

• Aquatic Succession

• Climax Community

Multiple Choice

Which of the following best describes primary succession?

• Volcano wipes out ecosystem that gradually grows back from ash covered soil

• Volcano creates a new island of rock that must break down to form an ecosystem

• Forest fire burns down forest that must bounce back over time

• Tornado destroys a crop that must slowly grow back over time.