Dynamic Structure of the Earth Quiz #2

All living organisms are part of which sphere of the Earth?

• hydrosphere

• atmosphere

• lithosphere

• biosphere

The root word hydro means ________

• air

• water

• land

• life

The root word bio means _____

• water

• air

• land

• life

The root work litho means ______

The root word atmo means _______.

• air

• water

• land

• life

A forest fire does severe damage to Earth's biosphere, burning many trees and other plants. Losing this vegetation can increase soil erosion, impacting the lithosphere. This example describes _____.

• how a forest can look after a fire

• the process of deforestation

• how spheres are interdependent

• how the atmosphere impacts other spheres

Nitrogen fixation happens when bacteria from the soil absorbs nitrogen from the air and converts it into ______.

You have an ecosystem with the following organisms: bears, grass, coyote and mice. Which organism is the producer?

• bear

• grass

• coyote

• mice

You have an ecosystem with the following organisms: bears, grass, coyote and mice. Which list would best describe the food chain?

• bear, coyote, mice, grass

• coyote, mice, bear, grass

• mice, grass, coyote, bear

• grass, mice, coyote, bear

Food chains and webs not only describe the flow of energy in an ecosystem, but they also describe the ________.

• order of organisms

• importance of the ecosystem

• health of the ecosystem

• animals that are related