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water as a resource

Total questions: 28

Worksheet time: 20mins

Name
Class
Date
1.

How much of Earth’s water is fresh water?

a)

1 percent

b)

3 percent

c)

77 percent

d)

97 percent

2.

Which of the following does not make up part of Earth’s surface water?

a)

wetlands

b)

rivers

c)

aquifers

d)

lakes

3.

Which of the following statements helps to explain why fresh water is

a limited resource? select multiple if they apply

a)

Most of Earth’s water is salt water.

b)

About 71 percent of Earth’s surface is covered by water.

c)

Most of Earth’s fresh water is not liquid water usable by humans.

4.

Worldwide, about 70% of the water withdrawn each year is used for

a)

cooling towers of power plants

b)

industrial processes

c)

domestic use

d)

irrigation of croplands and raising livestock

5.

Recycling of water in nature is known as

a)

Hydrological Cycle

b)

Carbon Cycle

c)

Nitrogen Cycle

d)

None of these

6.

Which of the following are Reasons for Water Scarcity?

a)

Seasonal Rainfall

b)

Increasing Population

c)

Over-Exploitation

d)

All of these

7.

In what ways industrialization leads to water scarcity

a)

Overuse of water for manufacturing processes

b)

Mixing of industrial waste-water in freshwater

c)

Ownership of Water sources

d)

All of these

8.

Dams are built for.......

a)

irrigation

b)

electricity generation

c)

water supply for domestic and industrial uses

d)

flood control

e)

All of these

9.
When water changes form from a LIQUID to a GAS?
a)
Condensation
b)
Evaporation
c)
Precipitation
10.
When water changes from a GAS to a LIQUID?
a)
Condensation
b)
Evaporation
c)
Precipitation
11.
What is the driving force of the water cycle?
a)
evaporation from the ocean
b)
heat from the sun
c)
precipitation from rainfall
d)
runoff from mountains
12.

all the bodies of fresh water, salt water, ice, and snow, that are found above the ground.

a)

ground water

b)

surface water

c)

precipitation

d)

evaporation

13.
Desalination is
a)
removing salt from water
b)
removing oil from water
c)
removing toxic chemicals from water
d)
adding salt to water
14.

What are the main causes of water scarcity due to industrialization?

a)

Excessive use of water for manufacturing processes

b)

Contamination of freshwater with industrial waste-water

c)

Privatization of water sources

d)

None of the above

15.

____________________ is the process by which water on the ground surface enters the soil. ________________ rate in soil science is a measure of the rate at which soil is able to absorb rainfall or irrigation.

a)

Infiltration

b)

Percolation

c)

Deposition

d)

Condensation

16.

_____________________ is water released from clouds in the form of rain, freezing rain, sleet, snow, or hail. It is the primary connection in the water cycle that provides for the delivery of atmospheric water to the Earth. Most ________________ falls as rain.

a)

Snowmelt runoff

b)

Precipitation

c)

Surface runoff

d)

Evaporation

17.

__________________ is the process by which water vapor in the air is changed into liquid water. ________________ is crucial to the water cycle because it is responsible for the formation of clouds.

a)

Transportation

b)

Percolation

c)

Condensation

d)

Plant Uptake

18.

__________________ is the process by which moisture is carried through plants from roots to small pores on the underside of leaves, where it changes to vapor and is released to the atmosphere. ______________ is essentially evaporation of water from plant leaves.

a)

Transpiration

b)

Percolation

c)

Infiltration

d)

Plant Uptake

19.

Water that flows across the land and enters rivers and streams. It eventually flows into lakes and the ocean.

a)

Snowmelt runoff

b)

Surface Runoff

c)

Deposition

d)

Precipitation

20.
Which best explains why runoff is important?
a)
It returns water to other locations on Earth
b)
It increases the chance of flooding
c)
It makes evaporation occur faster
d)
It increases condensation
21.
What is C?
a)
Evaporation
b)
Condensation
c)
Precipitation
d)
Runoff
22.
What is B?
a)
Evaporation
b)
Condensation
c)
Precipitation
d)
Runoff
23.
What is the hydrosphere?
a)
Water on the earth's surface
b)
Oceans of the Earth
c)
Rivers, oceans and lakes of the Earth
d)
None of the above
24.

A student draws a model to represent the precesses involved in the water cycle, as shown. To which process is the formation of clouds related?

a)

Condensation

b)

Evaporation

c)

Freezing

d)

Melting

25.

Water in its gas form is called ____________________,

a)

water vapor

b)

precipitation

c)

ice

d)

air

26.
The water cycle has no start or end
a)
true
b)
false
27.

Runoff water that is absorbed by subsurface of soil and rock.

a)

Groundwater

b)

Infiltration

c)

Wetland

d)

Saturation

28.
What is the water cycle?
a)
the 3 forms of water
b)
the movement of water on, above, or below the surface of the Earth
c)
when water melts
d)
when clouds form