Biomes and Succession

Front

What is a biome?

Back

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

Front

What are abiotic factors?

Back

Abiotic factors are non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems.

Front

Give an example of an abiotic factor.

Back

Clouds are an example of an abiotic factor.

Front

What is primary succession?

Back

Primary succession is the process of ecological change that occurs in an area where no soil exists, such as after a glacier retreats.

Front

What is secondary succession?

Back

Secondary succession is the process of ecological change that occurs in an area where a disturbance has destroyed an existing community but left the soil intact.

Front

What is an example of an interaction between a biotic and an abiotic factor?

Back

A black bear uses a cave for a winter home, demonstrating the interaction between a living organism (biotic) and its environment (abiotic).

Front

What are biotic factors?

Back

Biotic factors are the living components of an ecosystem, including plants, animals, and microorganisms.

Front

How do trees serve as a biotic factor for macaws?

Back

Trees provide shelter and abundant food supplies, which are essential for the survival of macaws.

Front

What is ecological succession?

Back

Ecological succession is the process by which ecosystems change and develop over time, involving a series of stages.

Front

What is the typical sequence of ecological succession on a recently abandoned farm?

Back

Grasses -> flowering plants -> shrubs -> maple trees.