Basic Biology - Chapter 4 Vocab

The relationship in which one organism lives on or inside another organism and harms it

What is the day to day condition of earth's atmosphere at a particular time and place?

Full range of physical and biological conditions in which an organism lives & way it uses those

The environment where an organism lives.

Symbiosis in which both species benefit

This states that no two species can occupy the same niche, in the same place, at the same time.

Organisms of the same or different species attempt to use an ecological resource in the same place at the same time.

The average, year-after-year conditions of temperature and precipitation in a region.

Areas that are cold near the north and south pole where the Sun's rays strike at a low angle.

An interaction in which one organism captures and feeds on another organism.

Natural situation in which heat is retained in earth’s atmosphere

In ____ one member of the association benefits and other is helped nor harmed

Physical, or nonliving factors that shape ecosystems are called:

Any necessity of life, such as water, nutrients, light or space 

The biological influences on organisms within an ecosystem.

Sit between the polar zones and the tropics. Are affected by the changing angle of the sun over the course of the year.

Any relationship in which two species live closely together.

An area near the equator that receives direct sunlight all year round: