Succession There are two types of succession: Primary ...

succession questions.notebook

November 23, 2015

Succession

A series of gradual changes that result in the replacement of one community of plants and animals by another There are two types of succession:

Primary Succession

Secondary Succession

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succession questions.notebook

November 23, 2015

Primary Succession

Succession that develops in a community of plants and animals in an area where no living things existed before

For example, a volcano creates a large open area of rock. Lichens grow on that rock. Over time, other plants replace the lichens.

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succession questions.notebook

November 23, 2015

Secondary Succession

Succession that develops in a community in an area after it has been disturbed.

Nature disturbs communities through forest fires or strong winds. Humans also disturb communities when the cut down forests.

In secondary succession, soil already exists. Over time, larger and larger plants grow in the soil.

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succession questions.notebook

November 23, 2015

Questions 1. Explain succession in your own words

2. What is the difference between primary and secondary succession?

3. How can humans interfere with succession?

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succession questions.notebook

November 23, 2015

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