Ecology Test Review

Front

What is a biotic factor?

Back

A biotic factor is a living component of an ecosystem, such as plants, animals, and bacteria.

Front

What is an abiotic factor?

Back

An abiotic factor is a non-living component of an ecosystem, such as water, soil, and temperature.

Front

What happens to energy as it moves up trophic levels?

Back

Energy is lost as heat between each trophic level, with only a small percentage being transferred to the next level.

Front

What is a limiting factor in an ecosystem?

Back

A limiting factor is a resource or condition that limits the growth, abundance, or distribution of an organism or population.

Front

Define a community in ecological terms.

Back

A community is a group of different species that live together in a specific area and interact with each other.

Front

What is an ecosystem?

Back

An ecosystem is a biological community of interacting organisms and their physical environment.

Front

What is the role of producers in an ecosystem?

Back

Producers, such as plants, convert sunlight into energy through photosynthesis, forming the base of the food chain.

Front

What are consumers in an ecosystem?

Back

Consumers are organisms that obtain energy by feeding on other organisms, including herbivores, carnivores, and omnivores.

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, illustrating how different species are related.