Science Quiz on Water Cycle and Ecosystems

What do chemicals in an ecosystem recycle through?

• Abiotic and biotic factors

• Water and air

• Sun and moon

• Plants and animals

What is the term for a system that releases more than it stores?

• Sink

• Source

• Reservoir

• Cycle

What is the largest reservoir of water on Earth?

• Ice caps

• Groundwater

• The ocean

• Rivers

What is the term for water drawn from the roots and out of the leaves of plants?

• Evaporation

• Transpiration

• Condensation

• Precipitation

What percentage of Earth's water is saltwater?

• 50%

• 75%

• 97.5%

• 25%

What is the term for a system that stores more than it releases?

• Source

• Sink/Reservoir

• Cycle

• Flow

What is the residence time of water in the atmosphere described as?

• Long

• Short

• Variable

• Constant

What is the process called when energy flows through an ecosystem?

• Energy cycle

• Energy flow

• Energy transfer

• Energy conversion

What is surface run-off?

• Water traveling underground

• Water traveling over Earth's surface down a watershed

• Water evaporating into the atmosphere

• Water being absorbed by plants

What is a watershed?

• A type of aquifer

• An area of land that drains all precipitated water to a singular point

• A large body of water

• A type of irrigation system