Bio B Exam Review

Front

What does 'organization' refer to in the characteristics of life?

Back

Organization refers to the structured arrangement of living things, including cells, tissues, organs, and systems that work together to maintain life.

Front

What is the significance of geographical isolation in species development?

Back

Geographical isolation can lead to the development of separate subspecies as populations adapt to different environments and evolve independently.

Front

What are the seven levels of classification in biology?

Back

The seven levels of classification are Domain, Kingdom, Phylum, Class, Order, Family, Genus, and Species.

Front

What is an independent variable in an experiment?

Back

An independent variable is the factor that is changed or manipulated in an experiment to test its effects on the dependent variable.

Front

What is a trophic level in an ecosystem?

Back

A trophic level is the position an organism occupies in a food chain, which determines its role in energy transfer within the ecosystem.

Front

Define homeostasis in living organisms.

Back

Homeostasis is the ability of an organism to maintain a stable internal environment despite changes in external conditions.

Front

What is the role of a control in an experiment?

Back

A control is a standard for comparison in an experiment, allowing scientists to determine the effect of the independent variable.

Front

Explain the concept of adaptation in species.

Back

Adaptation is a process by which a species becomes better suited to its environment through changes in traits over generations.

Front

What is the difference between a species and a subspecies?

Back

A species is a group of organisms that can interbreed and produce fertile offspring, while a subspecies is a variation within a species that has distinct characteristics.

Front

What is the purpose of classification in biology?

Back

Classification helps organize and categorize living organisms based on shared characteristics, making it easier to study and understand biodiversity.