Question 1

The creation of a reservoir because of a_______________ causes silt and sand to accumulate and it interrupts the supply of sediment to the coast, which causes expensive sand replenishment projects.

Accepted Answer

dam

Question 2

A(n) ____________________ is a canal or pipe that transports water from its natural place to a new location to serve human needs.

Accepted Answer

diversion system

Question 3

In the United States, which type of use accounts for the largest consumption of water?

Accepted Answer

Irrigation is the largest consumer of water in the United States, accounting for around 80% of total water consumption. This is due to the significant use of water in agriculture and farming. Municipal, industrial, and rural use of water pale in comparison to irrigation, with municipal and industrial use accounting for around 10% each and rural use accounting for less than 1%.

Question 4

Excessive pumping of fresh groundwater in coastal areas can cause ____________________ intrusion into aquifers and wells.

Accepted Answer

The answer of Excessive pumping of fresh groundwater in coastal...

Question 5

Most plumes of contaminations move ___________ allowing for remediation to help mitigate the pollution to the groundwater system.

Accepted Answer

The answer of Most plumes of contaminations move ___________ allowing...

Question 6

Industry and homes are examples of entities that would be considered ____________ because they use water and then return it to Earth locally.

Accepted Answer

The answer of Industry and homes are examples of entities...

Question 7

If you worked at a nuclear plant that had cooling systems in electric power-generating plants and the facility discharged water, the water from your plant could impact aquatic ecosystems in lakes or rivers because of what?

Accepted Answer

Cooling systems in electric power-generating plants use water to regulate the temperature of equipment. The water that is discharged is often considerably warmer than the water it enters. This can negatively impact aquatic ecosystems in lakes or rivers by altering water temperatures and causing harm to sensitive species living in those ecosystems.

Question 8

Congress passed the ____________________ in 1972, with the intent of eliminating the discharge of pollutants, improving water quality, and prohibiting the discharge of toxic pollutants.

Accepted Answer

The answer of Congress passed the ____________________ in 1972, with...

Question 9

A(n) ____________________ forms near a well where water is withdrawn faster than it can flow through the aquifer back to the well.

Accepted Answer

The answer of A(n) ____________________ forms near a well where...

Question 10

A leaking septic tank is an example of ____________________ pollution.

Accepted Answer

The answer of A leaking septic tank is an example...

Question 11

Agriculture accounts for most of the water that is _____________; the farmers use water and then return it to Earth far from its source, which is called _____________.

Accepted Answer

The answer of Agriculture accounts for most of the water...

Question 12

In the United States, some of the ____ regions use the ____ amounts of water.

Accepted Answer

The driest regions in the US, such as the Southwest, use the greatest amounts of water due to high demand for agricultural and urban use.

Question 13

Globally, the majority of water is used in which sector?

Accepted Answer

According to the United Nations, agriculture accounts for approximately 70% of global water use, while industrial and domestic sectors each account for around 20%. Reservoirs are not a sector of water use, but rather a means of storing and managing water resources.

Question 14

Pollutants that do not decay naturally in a reasonable amount of time are classified as ____________________ pollutants.

Accepted Answer

The answer of Pollutants that do not decay naturally in...

Question 15

A farmer in arid or semiarid areas may experience ____________ when salts accumulate in heavily irrigated soils.

Accepted Answer

The answer of A farmer in arid or semiarid areas...

Question 16

A plume of contaminated milk that was spilled into an aquifer would be a good candidate for the use of _____________________, which uses microorganisms to decompose a contaminant in ground water.

Accepted Answer

The answer of A plume of contaminated milk that was...

Question 17

Dumping sewage, detergents, and fertilizers into water can lead to anaerobic conditions, which could cause   a noxious ___________________ gas that bubbles up to the surface.

Accepted Answer

The answer of Dumping sewage, detergents, and fertilizers into water...

Question 18

Larger lakes such as Lake Powell have a greater surface area, which means these lakes have a higher potential for loss of water due to __________________.

Accepted Answer

Lakes with a larger surface area have a greater potential for evaporation, which can result in water loss.

Question 19

The ____________________ comprises an arid and semiarid region between the western mountains and the 100° meridian in the United States, which was first described by John Wesley Powell and he noted that this region would have water shortage issues.

Accepted Answer

The answer of The ____________________ comprises an arid and semiarid...

Question 20

Fertilizer runoff from fields is an example of ____________________ pollution.

Accepted Answer

The answer of Fertilizer runoff from fields is an example...

Quiz 12: Water Resources