PRACTICE Biology Semester 1 Final 2024

Front

What is the biosphere?

Back

The relatively thin layer of Earth and its atmosphere that supports life.

Front

Which of the following constitutes the basic structural organization of life?

Back

Cells that make up tissues and structures.

Front

What is commensalism?

Back

A symbiotic relationship in which one organism benefits and the other organism is neither helped nor harmed.

Front

Which of these is an example of the human body maintaining homeostasis?

Back

Red blood cells delivering oxygen.

Front

What is a biological community?

Back

All the interacting populations of different species that live in the same geographic location at the same time.

Front

What is an ecosystem?

Back

A biological community and all the nonliving factors that affect it.

Front

Define homeostasis.

Back

The process by which living organisms regulate their internal environment to maintain stable, constant conditions.

Front

What is mutualism?

Back

A symbiotic relationship in which both organisms benefit.

Front

What is the role of producers in an ecosystem?

Back

Producers convert solar energy into chemical energy through photosynthesis.

Front

What is a food chain?

Back

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