WorksheetsWater Resources draft
Total questions: 92
Worksheet time: 1hrs 16mins
The availability of water resources varies over space and time, mainly due to the variations in.............
regional and annual precipitation
Industries
seasonal and annual precipitation
none
Water scarcity in most cases is caused by over-exploitation, excessive use and unequal access to water among different social groups.
True
False
Water scarcity may be an outcome of large and growing ........... and consequent greater demands for water, and unequal access to it.
trees
animals
population
none
Dams are built for.......
irrigation
electricity generation
water supply for domestic and industrial uses
flood control
All of these
What are Inundation Channels?
Transferring rainwater to underground wells
Canals from large rivers
The diversion channels built-in hilly areas to store water for irrigation
None of these
In what ways industrialization leads to water scarcity
Overuse of water for manufacturing processes
Mixing of industrial waste-water in freshwater
Ownership of Water sources
All of these
The methods of storing the rainwater in various storage structures are known as
Rainwater Harvesting
Water Storage
Water Scarcity
None of these
Overuse of water for irrigation may lead to
Lowering of Groundwater Level
Increasing food production
The rapid development of Industries
None of these
Water scarcity that is the result of inadequate natural water resources to supply a region's demand
economic water scarcity
physical water scarcity
water stress
United Nations
Water scarcity that is is a result of poor management of the sufficient available water.
economic water scarcity
physical water scarcity
arable land
IGO
Water is a what type of resource?
renewable resource
non-renewable resource
continuous resource
Water scarcity occurs due to:-
(i) low rainfall in a region
(ii) large population
(iii) over-exploitation
(iv) unequal access
(i) and (ii)
(ii) and (iii)
(i) and (iv)
All of the above
Which of the following is NOT one of the ways in which humans directly can change water resources?
Irrigation (diverting water away from original water source to farm lands)
Building dams
Droughts
Pollution
A _______ is a human made resource used to store freshwater
bay
lake
reservoir
ocean
Which one is not a way water travels through the water cycle?
Precip, runoff, evaporate, condensate
runoff, evaporation, condensation, precipitation
Condensation, evaporation, runoff, Precipitation
Transpiration, condensation, precipitation, infiltration
What is a watershed?
Water in an area
Land that water flows over and through
Water that flows into a river or stream
Water that is salty
What is the relationship between groundwater and surface water?
Surface water is found in lakes directly above underground water sources.
There is no relationship between surface and groundwater; they form independently.
Groundwater filters through the soil to form surface water.
Surface water percolates through the soil to form groundwater.
These are bodies of flowing surface water driven by gravity.
lakes
rivers
ground water
ocean
Uses of water that temporarily or permanently remove water from its source, if not returned, it is called consumptive use.
Off-stream uses
In-stream uses
The lack of sufficient water to meet the needs of the people in a country or region
Hydrological Poverty
Water Poverty
Hydro-Need
Hydrological Wealth
Freshwater from precipitation that flows across the earth's land surface and into rivers , lakes , wetlands, and ultimately to the oceans
Surface Water
Freshwater Runoff
Saltwater Runoff
Ground Water
Flat valley land next to a stream channel.
Floodplain
Great Plains
Wetlands
Swamps/Marshes
Removing dissolved salts from ocean water or from brackish water in aquifers for domestic use. It is another way to increase supplies of freshwater
Saltwater Transformation
Salt Removal Process (SRP)
De-Saltation
Desalination
prolonged period in which precipitation is at least 70% lower and evaporation is higher than normal in an area that is normally not dry
Monsoon Season
Drought
Dry Spell
Heat Wave
Precipitation that infiltrates the ground and percolates downward through spaces in soil, gravel, and rock until an impenetrable layer of rock stops it
Tap Water
Ground Water
Water Table
Well Water
Underground caverns and porous layers of sand, gravel, or bedrock through which groundwater flows.
Ground Water
Aquifers
Caves
Tap Water
Contamination of the groundwater with saltwater
Saltwater Intrusion
Saltwater Infiltration
Freshwater Contamination
Groundwater is Saltwater
Spaces in the ground which are completely filled with water.
Zone of Saturation
Zone of Infiltration
Zone of Groundwater
Well Water Zone
Greatest water conservation method used by farmers to water their crops
Drip (Trickle) Irrigation
Crop Flooding
Crop Circles
Manuel Irrigation
the watershed by -
clogging narrow streams and preventing water from flowing properly.
What else could happen here?
In the diagram, letter A best represents:
Runoff
Watershed
Water Table
Confining Layer
In the diagram, letter B best represents:
Unconfined Aquifer
Confining Layer
Confined Aquifer
Recharge Zone
In the diagram, letter C best represents:
Unconfined Aquifer
Confining Layer
Confined Aquifer
Recharge Zone
In the diagram, letter D best represents:
Unconfined Aquifer
Confining Layer
Confined Aquifer
Recharge Zone
In the diagram, letter E best represents:
A well
A factory that's contaminating the aquifers
A Watershed
A pump that recharges the aquifer
During the process of infiltration, water seeps through the ground and into an aquifer. Which of the following terms best describes this process?
Recharge
Discharge
Depletion
Surcharge
Which of the layers is composed of impermeable material?
Layer B: the unconfined aquifer
Layer C: the unconfined aquifer
Layer C: the confining layer
Layer D: the unconfined aquifer
When it rains, water infiltrates through the ground. What type of aquifer will this recharge?
An unconfined aquifer: it is not surrounded by impermeable material
An unconfined aquifer: it is surrounded by impermeable material
A confined aquifer: it is surrounded by impermeable material
Both an unconfined and a confined aquifer: both aquifers are collections of water
_______________ is the ability of a substance to allow another substance to pass through it, especially the ability of a porous rock, sediment, or soil to transmit fluid through pores and cracks.
Permeability
Runoff
Pores
Porosity
What are the 2 major issues with aquifers?
contamination, evaporation
condensation, evaporation
overuse, evaporation
overuse, contamination
Which 2 words are the BEST choice in discussion of how water gets into an aquifer?
transpiration, evaporation
recharge, infiltration
deposition, sublimation
run off, condensation
This aquifer is bounded above and below by impermeable layers of rock.
unconfined aquifer
confined aquifer
well
aquitard
What is a measure of how well a material absorbs water? There are multiple answers.
permeability
occlusion
porosity
exclusion
True or false? A confined aquifer is sandwiched between two aquitards.
True
False
What is the best definition of aquifer?
empty space
a space below the water table
a measure of how well a material absorbs water
an underground layer of permeable (that is, water-bearing) rock
What describes an artesian well? There are multiple answers.
a polluted well
a well that is drilled into a confined aquifer
a well that is drilled into an unconfined aquifer
Because of pressure, water just rises up in this type of well.
This type of rock is formed from the deposition, or collection, of fragments such as clay, sand, or gravel.
igneous rock
sedimentary rock
metamorphic rock
In this underground structure, all spaces are filled with water.
zone of saturation
zone of aeration
This zone is above the water table. Pore spaces among soil particles and rock formations are filled with air instead of water.
zone of saturation
zone of aeration
Select all of the examples of sedimentary rock. There are multiple answers!
sandstone
marble
granite
siltstone
shale
What is an aquifer?
a body of permeable rock which can contain or transmit groundwater.
a well in which water is under pressure especially : one in which the water flows to the surface naturally.
confining layer
solid rock underlying loose deposits such as soil or alluvium.
What is an artesian well?
an aquifer below the land surface that is saturated with water with layers of impermeable material are both above and below.
a body of permeable rock which can contain or transmit groundwater.
a well in which water is under pressure especially : one in which the water flows to the surface naturally
solid rock underlying loose deposits such as soil or alluvium.
What is an confined aquifer?
a well in which water is under pressure especially : one in which the water flows to the surface naturally.
solid rock underlying loose deposits such as soil or alluvium.
an aquifer below the land surface that is saturated with water with layers of impermeable material are both above and below.
water that collects on the surface of the ground.
What is bedrock
solid rock underlying loose deposits such as soil or alluvium.
a body of permeable rock which can contain or transmit groundwater.
aquifer that is below the land surface that is saturated with water with layers of impermeable material are both above and below the aquifer.
water that collects on the surface of the ground.
what is a confining layer
gravel
sand
A layer or bed of impermeable or distinctly less permeable material lying below or above one or more aquifers.
a layer into which water seeps from the ground surface directly above the aquifer.
unconfined aquifer
a large natural stream of water flowing in a channel to the sea, a lake, or another such stream.
an aquifers into which water seeps from the ground surface directly above the aquifer.
aquifers with which an impermeable dirt/rock layer exists that prevents water from seeping into the aquifer from the ground surface located directly above.
a large body of water surrounded by land.
Which of the following most significantly determines a community's access to potable water?
access to clean raw water sources
the availability of money
local drought conditions
the level of industrial development
the watershed by -
clogging narrow streams and preventing water from flowing properly.
Pollution traced to a single point
water shed
permeable
point source pollution
non-point source pollution
Pollution that cannot be traced to a single point because comes from many sources
estuary
water shed
non point source pollution
point source pollution
What is salt water intrusion?
Contamination of well and drinking water
Movement of saline water into a freshwater aquifer
When salt water is not evenly distributed into groundwater
When salt water restricts the flow of freshwater
The greatest use of fresh water is for:
industry
irrigation
small businesses
homes
mining
Dams may be installed in rivers:
to generate electricity
to control floods
to provide a water supply to industries and municipalities
all of these
none of these
Where do we typically see saltwater intrusions into freshwater aquifers?
On the great plains
In the mountainous regions
In coastal areas
Along rivers
This is due to the warming of the sea and melting of glaciers and is slowly becoming permanent.
Crustal Movement
Abrasion
Sea Level Rise
Corrasion
Which of the following is not an impact of dams?
Greater flooding below the dam
Impeded breeding in anadromous fishes
Reduced sediment flow downstream
Lowered dissolved oxygen in the water downstream
