Human Impact on Earth's Systems Vocabulary Test

a single, self-contained, living thing

• organism

• ecoystem

• biosphere

• environment

the entire body of saltwater that covers about 71% of Earth

• glacier

• ocean

• land

• lake

a small body of freshwater that flows into a river

• stream

• sediment

• vegetation

• lake

the space, conditions, and all the living and nonliving things around an organism

• environment

• ecosystem

• biosphere

• community

something valuable that we can use

• resource

• environment

• ecosystem

• community

the sum of all living matter on Earth

• biosphere

• geosphere

• atmosphere

• hydrospere

sand or small pieces of rock broken down by weathering and deposited on land or at the bottom of a body of water

• sediment

• glacier

• land

• biosphere

all the interacting populations in a particular area

• biosphere

• ecosystem

• environment

• community

actions by one thing that have an effect on a different or separate thing

• interactions

• ecosystem

• chemistry

• environment

the science, art, or business of cultivating soil, producing crops, and raising livestock

• agriculture

• landforms

• sustainability

• irrigation