Ecology Practice Flashcard for Final

Front

What are the nonliving parts of an ecosystem called?

Back

Abiotic factors are the nonliving parts of an ecosystem, including elements like water, air, soil, and temperature.

Front

What is the term for a relationship where one species benefits and the other is harmed?

Back

Parasitism is a type of symbiotic relationship where one organism (the parasite) benefits at the expense of another (the host).

Front

Which of the following is a renewable resource?

Back

Solar Energy is a renewable resource that can be replenished naturally.

Front

What is pollution?

Back

Pollution refers to harmful materials that are introduced into the environment, affecting air, water, and land, and impacting plants, animals, and humans.

Front

What are two factors that can increase population size?

Back

Birth Rate and Immigration are two factors that can lead to an increase in population size.

Front

Define biotic factors in an ecosystem.

Back

Biotic factors are the living components of an ecosystem, such as plants, animals, and microorganisms.

Front

What is mutualism?

Back

Mutualism is a symbiotic relationship where both species benefit from the interaction.

Front

What is the difference between renewable and nonrenewable resources?

Back

Renewable resources can be replenished naturally (e.g., solar energy), while nonrenewable resources are finite and cannot be replaced (e.g., coal, oil).

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers break down dead organic matter, returning nutrients to the soil and helping to recycle matter in the ecosystem.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their physical environment.