FLASHCARD Ch 2 (2.1 - 2.4)

Front

What is osmosis?

Back

The movement of water across a membrane in response to a gradient of solute concentration.

Front

What is a logistic equation?

Back

A population growth pattern that reaches a certain level, often represented by an S-shaped curve.

Front

What is desiccation?

Back

The process of drying out due to the effects of sunlight and wind.

Front

What is an ectotherm?

Back

An organism whose temperature is similar to its surroundings.

Front

What makes an environment harsh for an organism?

Back

It would be difficult for the individual to maintain homeostasis.

Front

Define salinity.

Back

The concentration of salts in water, which can affect the organisms living in that environment.

Front

What is diffusion?

Back

The movement of particles from an area of higher concentration to an area of lower concentration.

Front

What is homeostasis?

Back

The ability of an organism to maintain a stable internal environment despite external changes.

Front

What is a J-shaped curve?

Back

A graphical representation of exponential growth in a population.

Front

What is an endotherm?

Back

An organism that can regulate its body temperature internally, often referred to as warm-blooded.