Unit 2A Progress Check (Biosphere 1)

Front

What are the biological levels of organization from smallest to largest?

Back

Organism → Population → Community → Ecosystem

Front

What is the cryosphere?

Back

The frozen water part of the Earth system.

Front

Give an example of two abiotic factors.

Back

Sunlight and temperature.

Front

Where do autotrophs get their energy?

Back

From sunlight.

Front

What is the largest group of organisms found in a food web?

Back

Producers.

Front

Define 'abiotic factors'.

Back

Non-living chemical and physical parts of the environment.

Front

What are 'autotrophs'?

Back

Organisms that produce their own food, typically through photosynthesis.

Front

What role do decomposers play in an ecosystem?

Back

They break down dead organic material, recycling nutrients back into the ecosystem.

Front

What is a food web?

Back

A complex network of feeding relationships among organisms in an ecosystem.

Front

Define 'ecosystem'.

Back

A community of living organisms and their interactions with their environment.