Groundwater Pumping Problem Quiz

What happens when more water is withdrawn from the ground than is being recharged?

• A) The water table rises

• D) The rivers overflow

• B) Land subsidence occurs

• C) The rocks expand

How does groundwater pumping affect the root zone of plants near rivers?

• A) It increases the water supply

• B) It has no effect on the plants

• C) It removes water from the root zone

• D) It helps the plants grow faster

What can cause the land to subside?

• D) Groundwater depletion

• C) Rock expansion

• B) Overuse of surface water

• A) Overcharging of groundwater

What is the effect of subsidence on the aquifer?

• D) It leads to aquifer expansion

• A) It increases the water holding capacity

• B) It has no effect on the aquifer

• C) It causes the aquifer to compress

What is the goal of safe management of aquifers in Arizona?

• D) To overregulate groundwater use

• B) To cause subsidence

• C) To balance the needs of communities and natural systems

• A) To drastically lower the water level