3rd 9 Weeks Final Exam Review

Cold, dry, treeless biomes in far north

A simple way to show feeding relationships

Organisms that cannot produce energy (food)

Shows the amount of energy available at each feeding level

Living or was once living factors of the environment

Study of living things and their environment

More complex way of showing many feeding relationships between organisms.

Dominant plants lose their leaves every autumn

Trees that change color and lose their leaves in the winter

An interaction between two species in which both benefit.

Dominant plants are grasses

The purpose of a dichotomous key is

Non-living factors of the environment

The natural environment in which a living thing gets all that it needs to live.

Series of events that happen over and over again

A natural process that involves a gradual change in communities that live in an area.

Dominant plants are cone-bearing evergreen trees

Group of organisms that are so closely related that they can breed fertile offspring each other

Large areas that have similar climates

Organisms that break down dead plants and animals

Populated by cacti and kangaroo rats

Particular environment and all living things in it

Evergreen trees that are found in the Taiga

A factor or conclusion that prevents the continuing growth of a population in an ecosystem.

The federal law that stops people from harming endangered species and their habitats is called

A relationship between two species in which one species is harmed while the others benefit.

Organisms that produce their own energy (food).

The wettest biome with 250cm to 400cm of rainfall each year