Chapter 4 Vocab 4.3 And 4.4 Flashcards Preview

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Flashcards in Chapter 4 Vocab 4.3 And 4.4 Deck (11):
1

Ecological Succession

Series of gradual changes that occur in a community following a disturbance

2

Primary Succession

Succession that occurs in an area in which no trace of a previous community is present

3

Pioneer Species

First species to populated area during succession

4

Secondary Succession

Type of succession that occurs in an area that was only partially destroyed by disturbances

5

Canopy

Dense covering formed by the leafy tops of tall rain forest trees

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Understory

Layer in a rain forest found underneath the canopy formed by shorter trees and vines

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Deciduous

Term used to refer to a type of tree that. Sheds its leaves during a particular season each year

8

Coniferous

Term used to refer to trees that produce seed bearing cones and have thin leave shaped like needles

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Humus

Material formed from decaying leaves and other organic matter

10

Taiga

Biome with long cold winter's and a few months of warm weather dominated by coniferous also called boreal forest

11

Permafrost

Layer of permanently frozen subsoil found in the tundra