Ecology review

Front

What is an abiotic factor?

Back

An abiotic factor is a nonliving component of an ecosystem, such as sunlight, water, temperature, and minerals.

Front

What is a biotic factor?

Back

A biotic factor is a living component of an ecosystem, including plants, animals, fungi, and microorganisms.

Front

Define ecosystem.

Back

An ecosystem is all organisms living in the same place and the abiotic factors that affect them.

Front

What is a food chain?

Back

A food chain is a linear sequence that shows how energy and nutrients flow from one organism to another in an ecosystem.

Front

What is a food web?

Back

A food web is a complex network of interconnected food chains in an ecosystem, showing how different organisms are related through feeding relationships.

Front

What do the arrows in a food chain represent?

Back

The arrows in a food chain represent the direction of energy flow from one organism to another.

Front

What is a trophic level?

Back

A trophic level is a position in a food chain or food web, defined by how an organism obtains its energy.

Front

What is a primary producer?

Back

A primary producer is an organism that can produce its own food through photosynthesis or chemosynthesis, such as plants and algae.

Front

What is a primary consumer?

Back

A primary consumer is an organism that eats primary producers; they are typically herbivores.

Front

What is a secondary consumer?

Back

A secondary consumer is an organism that eats primary consumers; they can be carnivores or omnivores.