The variable that is changed or controlled in a scientific experiment.

The variable that is tested and measured in a scientific experiment.

The group in an experiment that does not receive the treatment and is used as a benchmark.

Controlled Variable(s)

The variables that are kept constant to accurately test the effect of an independent variable.

Non-numerical information that describes qualities or characteristics.

Limitation / Constraint

A restriction or limitation in a process or experiment.

A proposed explanation for a phenomenon to be tested scientifically.

The arrangement and relations between the parts of something complex.

The special, normal, or proper activity of an organ or part.

The process of exchanging one gas for another, especially in the lungs.

A group of unicellular or multicellular organisms that feeds on organic matter.

A sweet, crystalline substance obtained from various plants, especially sugar cane and sugar beet.

Carbon Dioxide (CO 2 )

A colorless, odorless gas produced by burning carbon and organic compounds, and by respiration.

Adenosine triphosphate, the energy currency of the cell.

Mitochondria / Mitochondrion

Organelles in cells that produce energy through cellular respiration.

A group of atoms bonded together.

Processes that require oxygen (aerobic) or do not require oxygen (anaerobic).

Unwanted or unusable materials.

A simple sugar that is an important energy source in living organisms.

A compound produced when glucose is broken down and oxidized.

(Oxygen) Concentration

The amount of oxygen present in a given volume.

The way in which two or more concepts are connected.

Organic compounds found in foods and living tissues, including sugars, starch, and cellulose.

The process by which green plants use sunlight to synthesize food from carbon dioxide and water.

Metabolism / Metabolic Process

The chemical processes that occur within a living organism to maintain life.

Pores in the epidermis of a leaf or stem of a plant, allowing gas exchange.

Cells surrounding each stoma, helping regulate the rate of transpiration.

The spreading of something more widely, especially the movement of particles from a high to a low concentration.

Small blood vessels where the exchange of substances occurs between blood and tissues.

Blood vessels that carry blood away from the heart.

Blood vessels that carry blood toward the heart.

The strength and vitality required for sustained physical or mental activity.

Connections between atoms in a molecule.

The tendency of a system to maintain internal stability.

To control or maintain the rate or speed of a process.

To imitate the appearance or character of something.

Feedback Mechanism / Loop

A system in which the output may influence the input, maintaining stability.

A hormone produced by the pancreas that regulates blood sugar levels.

A gland behind the stomach that produces insulin and other important enzymes.

A medical emergency that occurs when the body temperature falls below normal.

Surface (External) Temperature

The temperature of the outer surface of an object or organism.

The temperature within an organism's body.

Biology Concepts Flashcards

Student preview

60 questions

Show all answers

1.

FLASHCARD QUESTION

Front

Organism

Back

A living thing that can function on its own.

2.

FLASHCARD QUESTION

Front

Cellular Respiration

Back

The process by which cells convert glucose and oxygen into energy, carbon dioxide, and water.

3.

FLASHCARD QUESTION

Front

Rate

Back

The speed at which a process occurs.

4.

FLASHCARD QUESTION

Front

Input / Output

Back

Materials or information that enter or leave a system.

5.

FLASHCARD QUESTION

Front

Process

Back

A series of actions or steps taken to achieve a particular end.

6.

FLASHCARD QUESTION

Front

Model

Back

A representation of a system or concept.

7.

FLASHCARD QUESTION

Front

Increase

Back

To become larger or greater in size, amount, or degree.

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