Living Environment Regents Review I

Front

What is primary succession?

Back

The process by which a new community forms where no community lived before, typically following a disturbance that leaves the area barren.

Front

What is a control group in an experiment?

Back

The group that is not exposed to the treatment and is used as a benchmark to measure how the other tested subjects do.

Front

What is selective breeding?

Back

The process by which humans choose specific plants or animals to breed based on desired traits.

Front

How does recycling help preserve nonrenewable resources?

Back

Recycling reduces the need for new raw materials, thus conserving nonrenewable resources like fossil fuels and minerals.

Front

What is an ecosystem?

Back

A community that includes all living (biotic) and non-living (abiotic) things in an environment.

Front

Define abiotic factors.

Back

Non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems.

Front

What are biotic factors?

Back

Living components of an ecosystem, such as plants, animals, and microorganisms.

Front

Explain the term 'niche' in ecology.

Back

The role or function of an organism or species within an ecosystem, including its habitat, resource use, and interactions with other organisms.

Front

What is the difference between invasive species and native species?

Back

Invasive species are non-native organisms that spread widely and cause harm to the environment, economy, or human health, while native species are those that naturally occur in a specific region.

Front

What is adaptation in biology?

Back

A trait that helps an organism survive and reproduce in its environment.