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14.5 bio

14.5 bio

Assessment

Presentation

Biology

KG - 11th Grade

Easy

Created by

Alejandra Mendoza

Used 5+ times

FREE Resource

6 Slides • 4 Questions

1

​V. Ecological Succession (14.5)

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2

​A. Succession occurs following a disturbance in

in an ecosystem

(succession-sequence of biotic changes that

regenerate a damaged community or create

a community in a previously uninhabited area)​

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3

Multiple Choice

What occurs after a disturbance in an ecosystem?

1

Succession

2

Unusual Weather

3

Human activities

4

Parasites

4

​1. Primary succession- development of ecosystem in areas that was previously uninhabited

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5

​A. Pioneer Species- first organism to move into area like lichens and some mosses

B. Series of steps: bare rock -> pioneer species ->

small plants -> small animals -> larger animals and plants​

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6

Multiple Choice

Which organism was the first to inhabit an area?

1

Pioneer Species

2

Second Species

3

Habitats

4

Ecosystems

7

​2. Secondary succession- reestablishment of a damaged ecosystem where soil was left intact (after fire, hurricane, etc.)

a. Plants and animals that remain start the process of regrowth​

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8

Multiple Choice

Which of these forms from a damaged ecosystem?

1

Primary Succession

2

Secondary Succession

3

Dynamic Process

4

Ecological Succession

9

​b. dynamic process- are always changing the face of an ecosystem

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10

Multiple Choice

What process is always changing the face of an ecosystem?

1

Secondary succession

2

Primary Succession

3

Dynamic Process

4

Ecological Succession

​V. Ecological Succession (14.5)

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