Ecology Review

Front

What is an abiotic factor?

Back

A non-living component of an ecosystem that affects living organisms, such as sunlight, temperature, and water.

Front

What does high biodiversity indicate about an ecosystem?

Back

It is a sign of a healthy ecosystem.

Front

In a parasitic relationship, who is the host?

Back

The organism that is harmed by the parasite, while the parasite benefits.

Front

What happens to 90% of the energy as you move up a food pyramid?

Back

It is lost as heat to the environment.

Front

What is an ecosystem?

Back

All of the living and nonliving things in an area that interact with each other.

Front

Define biotic factor.

Back

A living component of an ecosystem that affects other organisms, such as plants, animals, and microorganisms.

Front

What is a food chain?

Back

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

Front

What is a biome?

Back

A large geographic biotic unit, a major community of plants and animals with similar life forms and environmental conditions.

Front

What is the role of decomposers in an ecosystem?

Back

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

Front

What is a population in ecological terms?

Back

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