A model used to show a feeding relationship with many food chains that overlap in an ecosystem

An organism that feeds on other animals

Organisms that feed on both plants and animals

The role a living thing plays in its habitat

An interaction between two species in which BOTH benefit

An interaction between two species in which one species is harmed while the other benefits

An interaction between two species in which one species benefits without harming the other one.

Anything that has mass or volume

What is always found at the bottom of an energy pyramid?

What is an example of a producer on an energy pyramid?

[Plants, Worms, Birds, Hawks] is an example of

The Earth has areas that are similar in climate, plants, and animals that are called

An interaction between two different species that live closely together

A slow, natural change in a habitat (ex. a glacier)

The movement of water vapor out of a plant leaf and into the air is called

Matter from the earth's environment that humans use to meet their needs is called

Areas that have enough rainfall to support grasses, but not enough to support trees.

Which of the following is an example of abiotic factors

How are decomposers important in an ecosystem?

What is the primary source of energy for most ecosystems?

The term that means the bending of light - Example: as seen when a pencil is put in a glass of water or when a rainbow is formed

Light bounces off an object, for example: your image as seen off a water surface

Energy created by the human body

The ecosystems where fresh water stops and the ocean water begins (page 500 - Science textbook)

What is carrying capacity?

The bending of light as seen when putting a pencil in a glass of water

When the sun heats the ground, it is called

When warm air rises, this process is called

Which is an example of parasitism?