Our Hydrosphere Unit Test

Front

What determines the boundaries of a watershed?

Back

Natural land elevations.

Front

What is a possible negative effect of the use of pesticides and fertilizers on the environment?

Back

Runoff carries these chemicals into lakes and streams.

Front

True or False: An aquifer is an area of permeable rock on the land surface that holds groundwater.

Back

False. An aquifer is a geological formation that can store and transmit groundwater, typically located below the surface.

Front

What is the process by which moisture is carried through plants from roots to leaves, where it changes to vapor?

Back

Transpiration.

Front

What does a pH below 7 indicate?

Back

It indicates an acid.

Front

Define watershed.

Back

A watershed is an area of land that drains rainwater and snowmelt into a common waterbody.

Front

What is the significance of groundwater in the hydrosphere?

Back

Groundwater is a crucial source of drinking water and supports ecosystems.

Front

What is the role of vegetation in a watershed?

Back

Vegetation helps to absorb rainfall, reduce runoff, and filter pollutants.

Front

What is percolation?

Back

Percolation is the process by which water moves through soil and rock layers.

Front

Define transpiration in the context of the water cycle.

Back

Transpiration is the release of water vapor from plant leaves into the atmosphere.