Honors Ecosystem Flashcard

Front

What happens to populations in an ecosystem when there is more food than usual?

Back

Populations will increase.

Front

Which organism receives the least amount of energy from the food it eats: Owl, Grasshopper, Lilypad, or Mouse?

Back

Owl.

Front

What is most likely to cause the greatest decrease in the snake population?

Back

A decrease in the mouse population.

Front

What is a likely reason for a significant increase in the deer population in an ecosystem?

Back

The deer's main predator has been eliminated.

Front

What is the correct order of Ecological Organization?

Back

Organism, Population, Community, Ecosystem, Biosphere.

Front

Define 'Ecosystem'.

Back

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

Front

What is a 'Population' in ecological terms?

Back

A group of individuals of the same species living in a specific area.

Front

What is a 'Community' in ecology?

Back

All the different populations that live together in an area.

Front

What is the 'Biosphere'?

Back

The global sum of all ecosystems; the zone of life on Earth.

Front

What is a 'Food Chain'?

Back

A linear sequence of organisms through which nutrients and energy pass as one organism eats another.