Ecological Succession

Front

What type of ecological succession occurs after land is cleared for farming?

Back

Secondary succession occurs after land is cleared for farming.

Front

What is an organism that needs to eat other organisms to obtain energy called?

Back

A consumer.

Front

What type of succession occurs in an area with no soil?

Back

Primary succession occurs in an area with no soil.

Front

What organism secretes/releases acid that breaks down rock into soil?

Back

Lichen.

Front

How can biotic be defined in the context of an ecosystem?

Back

Biotic refers to the living parts of an ecosystem.

Tags

NGSS.MS-LS2-2

Front

What is the difference between primary and secondary succession?

Back

Primary succession occurs in lifeless areas without soil, while secondary succession occurs in areas where a disturbance has destroyed an existing ecosystem but soil remains.

Front

What role do pioneer species play in ecological succession?

Back

Pioneer species are the first organisms to colonize previously disrupted or damaged ecosystems, initiating the process of succession.

Front

What is the significance of lichen in primary succession?

Back

Lichen helps to break down rock and create soil, allowing other plants to grow.

Front

What are autotrophs and how do they differ from heterotrophs?

Back

Autotrophs are organisms that produce their own food (e.g., plants), while heterotrophs (consumers) obtain energy by eating other organisms.

Tags

NGSS.MS-LS2-3

Front

What is a climax community in ecological succession?

Back

A climax community is a stable, mature ecological community that has reached a final stage of succession.