Intro. to Ecology

Front

What happens to ocean levels if evaporation ceases on Earth?

Back

Ocean levels would increase and precipitation would decrease.

Front

What is an example of an abiotic factor in an ecosystem?

Back

Water.

Front

What is a population in ecological terms?

Back

Two or more members of a particular species living and interacting in the same area.

Front

What processes add carbon dioxide to the atmosphere?

Back

Burning fossil fuels, cellular respiration, and decomposing organic matter.

Front

Which process removes carbon from the atmosphere?

Back

Photosynthesis.

Front

Define ecology.

Back

The study of interactions between organisms and their environment.

Front

What is a biotic factor?

Back

A living component of an ecosystem, such as plants and animals.

Front

What is the biosphere?

Back

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

Front

What role do decomposers play in an ecosystem?

Back

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

Front

What is the difference between a community and a population?

Back

A community includes all the different species living in an area, while a population consists of individuals of the same species.