Ecological Succession and Biodiversity

Front

What is the 'niche' of a species?

Back

The role the species plays in its community.

Front

Arrange these from smallest to largest: Population, Community, Ecosystem, Biome.

Back

Population > Community > Ecosystem > Biome.

Front

What is primary succession?

Back

Primary succession occurs in an area that has no soil.

Front

What are examples of pioneer species in primary succession?

Back

Mosses and Lichens.

Front

What does high biodiversity mean?

Back

Having a lot of variety of different organisms.

Front

What is ecological succession?

Back

The process of change in the species structure of an ecological community over time.

Front

What is a pioneer species?

Back

Species that are the first to colonize previously disrupted or damaged ecosystems.

Front

What is secondary succession?

Back

Succession that occurs in an area where a disturbance has destroyed an existing community but left the soil intact.

Front

What role do decomposers play in an ecosystem?

Back

They break down dead organic material, returning nutrients to the soil.

Front

What is a biome?

Back

A large geographical biotic unit, a major community of plants and animals with similar life forms and environmental conditions.