chapter 12 review

Living and nonliving parts of an environment together are referred to as a

• abitotic

• biosphere

• ecosystem

• habitat

The portion of Earth that supports life is called the

• biotic

• habitat

• environment

• biosphere

The place in which an organism lives is called its

• habitat

• community

• population

• environment

Sampling is a method of estimating population

• population dencity

• size

• count

• population size

The burrow a chipmunk digs under a patio stone is an example of a

• habitat

• home

• population

• predator-prey relationship

Both owls and snakes preying on mice in a forest is an example of

• hunt

• compettion

• compete

• prey

A population cannot exceed the of its environment, which is the largest number of individuals that an ecosystem can support.

• population size

• carring capacity

• biotic potential

• population density

A symbiotic relationship in which both partners benefit is called

• mutualism

• commensalism

• parasitism

• symbiotic

All living things use

• shelter

• energy

• food

• water

Hawks hunt and eat mice. Hawks and mice have a

• symbiotic relationship

• predator-prey relationship

• good relationship

• cooperative relationship