EcosystemChapter 26 Review

___________ refers to the normal changes in the types of species that live in communities?

Succession

A(n) __________ is a group of organisms found in a stable Stage of succession.

climax community

Deciduous trees are dominant in the __________.

temperate deciduous forest

The average temperature in _________ is between 9 degrees C and 12 degrees C.

temperate rainforest

__________ are the most biologically diverse biomes in theworld.

Tropical rain forest

A(n) __________ is an area where fresh water meets the ocean.

estuary

What are tundra and desert examples of?

biomes

What is a hot, dry biome called?

desert

Where would organisms that are adapted to live in slightly salty water be found?

estuary

Which biome contains mostly frozen soil call permafrost?

tundra

A new island is formed from a volcanic eruption. Which species probably would be the first to grow and survive?

lichens

What would the changes in communities that take place on a recently formed volcanic island best be described as?

primary succession

What is the stable end stage of succession?

climax community

average weather pattern in an area over a long period of time

climate

gradual changes that occur in the types of species that live in an area

ecological succession

development of new communities in newly created land areas without any soil

Primary succession

takes place in an area with soil that was once the home of living organisms

Secondary succession

an area that has reached a stable stage of ecological succession

Climax community

large geographic areas with similar climates and ecosystems

biomes

soil layer below the thawed surface in tundra and taiga biomes

permafrost

foundation of open ocean food chain

plankton

area where a river meets the ocean

estuary

All of the following are likely areas for secondary succession EXCEPT ______.

a. flooded landb. exposed coral reefsc. abandoned logging areasd. the land after a forest fire

B

A __________ biome is a cold, dry area where the sun barely rises during the winter.

tundra

Temperate deciduous forest have all of the following EXCEPT _________.

a. poor soil for plantsb. four seasonsc. trees that lose leaves in autumnd. precipitations throughout the year

A

The first species to inhabit a new area are called ________ species.

pioneer

During primary succession, ________ begins to form as lichens and the forces of erosion help break down rocks.

soil