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Unit 3 & 4 Review

Total questions: 55

Worksheet time: 33mins

Name
Class
Date
1.

Making air, rivers etc. dirty.

a)

Pollution

b)

Waste

c)

Poison

2.

Warming of the atmosphere that occurs when certain gases absorb part of the solar radiation reflected by the Earth

a)

Acid rain

b)

Conservation

c)

Greenhouse effect

3.

The place in which people live and work, including the land, water, air, plants, animals and all physical conditions that affect them

a)

Ecology

b)

Environment

c)

poison

4.
Choose the option which a truly environmentally friendly person does.
What's the last thing you do before you leave the house?
a)
Turn off my computer... that's about it.
b)
Check to make sure I have my cell and iPod.
c)
Turn off all the lights in the house.
d)
Turn on the TV so it looks like someone's home, just in case a thief tries to break in!
5.
What does endangered mean?
a)
gone forever
b)
very few of its kind left
c)
find a new home
d)
break down of dead plants
6.
Smog is what kinds of pollution?
a)
recycle
b)
water pollution
c)
land pollution
d)
air pollution
7.
What is the greenhouse effect?
a)
The warming of a planet due to trapped radiation.
b)
The cooling of Earth due to air pollution.
c)
The heating of a solid, such as a rock.
8.

Cutting down large forests (deforestation) can result in:

a)

little to no changes

b)

more homes for animals

c)

less plants to absorb carbon dioxide, a greenhouse gas

9.
Which of the following is the best conclusion that can be made from this graph?
a)
atmospheric carbon dioxide levels have been decreasing since 1960
b)
Hawaii has a lot of carbon dioxide
c)
humans have been working hard to decrease carbon dioxide levels
d)
atmospheric carbon dioxide levels have increased steadily since 1960
10.
Which is a natural source of greenhouse gases?
a)
aerosols
b)
deforestation
c)
volcanic eruptions
d)
burning fossil fuels
11.
Ocean acidification begins with 
a)
pollution from ships
b)
carbon dioxide released from combustion
c)
dumping of waste from cities into the ocean
12.

What happens to 1/4 of the greenhouse gases in the atmosphere?

a)

It is released into space.

b)

It gets absorbed by the ocean.

13.

As average global temperature rises,

a)

Average precipitation increases

b)

Average precipitation decreases

c)

Average precipitation is unchanged

14.

Where have some of the strongest and earliest impacts of global warming occurred?

a)

A. In the tropics

b)

B. In northern latitudes

c)

C. Impacts of global warming are distributed equally all over the planet.

15.

Compared to other greenhouse gases, ___________ is the most effective at trapping heat near the Earth's surface.

a)

A. Carbon dioxide

b)

B. Nitrogen

c)

C. Water vapor

d)

D. Methane

16.

What is Global Warming?

a)

Increasing temperature in Earth's atmosphere

b)

Decreasing temperature in a city

c)

Increasing rain rates in Earth

d)

Decreasing temperature rates

17.
Burning fossil fuels is one of the main causes for global warming.
a)
True
b)
False
18.
Which of the following is NOT an effect of Global Warming?
a)
Polar ice caps will melt.
b)
Coastal regions will be covered with rising sea levels.
c)
Some areas will experience serious droughts
d)
The Earth's rotation will slow down and eventually stop
19.
What is the mixture of gases surrounding the Earth called?
a)
carbon
b)
concentration
c)
atmosphere
d)
emissions
20.

Why are too many greenhouse gases bad for the environment?

a)

They cause trees to die.

b)

They release heat and will be the cause of the next ice age.

c)

They trap heat in our atmosphere causing the planet to warm up.

d)

They are fossil fuels which pollute our environment.

21.

Which of these is considered a non renewable energy source? (choose all that apply)

a)

solar power

b)

gasoline

c)

geothermal power

d)

coal

22.

Which of the following is a consequence of global warming? (Choose all that apply)

a)

Seas rising (flooding)

b)

Loss of habitat for animals.

c)

More severe storms and weather.

d)

Increased forest fires and drought.

23.

Which one is and environment protection organization?

a)

Greenpeace

b)

Nato

c)

Unesco

d)

Who

24.
Which of the following would make a greater contribution to rising sea levels?
a)
melting sea ice
b)
melting land-based ice
c)
increased levels of precipitation in some areas
d)
increased levels of atmospheric water vapor
25.
In a warmer world, we would expect more
a)
droughts
b)
hurricanes
c)
desert expansions
d)
all of these
26.
A loss of 15% of ____________________ would cause a one meter rise in sea level that would threaten millions of people and cause trillions of dollar of damage to coastal areas.
a)
the Antarctic ice sheet
b)
inland glaciers in Alaska
c)
Greenland's ice sheet
d)
Iceland's ice sheet
27.

Something causing sudden great damage or suffering

a)

catastrophic

b)

significant

c)

estimation

d)

compact

28.

When a liquid changes to a gas

a)

evaporation

b)

estimation

c)

trend

d)

measure

29.

Movement from one location to another to live or work.

a)

migrate

b)

exposure

c)

measure

d)

vulnerable

30.

______ of moisture can significantly cool the surrounding area.

a)

evaporation

b)

estimation

c)

trend

d)

measure

31.

Aquatic species are ______ to disease because of the warming temperature of the oceans.

a)

measures

b)

vulnerable

c)

forecast

d)

estimated

32.

CO2 consumption is ______ to increase over the next few decades.

a)

catastrophic

b)

trend

c)

measures

d)

forecast

33.

______ to improperly treated medical waste can cause illness or death.

a)

Exposure

b)

Trend

c)

Migration

d)

Contribute

34.

Political protection of large companies ______ to the world's slow response to climate change.

a)

contributes

b)

forecasts

c)

migrates

d)

evaporates

35.

Scientists believe that sea levels are rising due to two factors. What are they?

a)

Melting ice caps and glaciers.

b)

Overall warmer temperature of sea water.

c)

Ocean currents are shifting.

d)

The ocean is becoming less salty.

36.

What happens when fossil fuels are released in Earth's atmosphere? Choose all that apply.

a)

There will be more drought, changes in snow and rain patterns, changes in ocean salinity and currents.

b)

Glaciers will melt.

c)

The gases trap heat in and do not release it into the atmosphere.

d)

The Earth's temperature increases.

37.

What percentage of the Earth's water is fresh?

a)

2%

b)

3%

c)

4%

d)

5%

38.

How much of the Earth's freshwater is currently frozen?

a)

20 %

b)

50%

c)

70%

d)

90%

39.

As the Arctic sea ice melts....choose all that apply.

a)

Oil companies are using seismic blasting to search for more oil.

b)

Animals are losing their habitats.

c)

Whales are having to relocate.

d)

The ocean will become saltier.

40.

What is the feedback mechanism that ice provides to keep our Earth cool?

a)

The ice keeps the poles cold.

b)

The ice reflects the sunlight into space.

c)

The ice cools the rest of the world.

d)

Europe will cool.

41.

The total fertility rate is

a)

the number of deaths of children before age 5

b)

the number of children born per 1000 women

c)

the average number of children born per woman in her lifetime

d)

the number of deaths of children per 1000 women

42.

Demography is

a)

a graph that shows the percentage of males and females by age group

b)

the pattern or arrangement of where people live

c)

the statistical study of populations

d)

the number of people living in a space per square mile

43.

Population density is

a)

the pattern or arrangement of where people live

b)

the number of people living in a space per square mile

c)

a graph that shows the percentage of males and females by age group

d)

the statistical study of populations

44.

A population pyramid is

a)

a graph that sows the percentage of males and females by age group

b)

the pattern or arrangement of where people live

c)

the statistical study of populations

d)

the number of people living in a place

45.

Push factors are

a)

the number of people living in a place

b)

the patterns or arrangements of where people live

c)

the reasons people move into a place

d)

the reasons people move from a place

46.

Pull factors are

a)

reasons people move into a place

b)

the patterns or arrangements of where people live

c)

reasons people move away from a place

d)

the number of people living in a place

47.

How has population changed since the year 1500?

a)

It has increased, then decreased slowly

b)

It has stayed steady over time.

c)

It has increased at a rapidly increasing rate

d)

It has increased slowly over time

48.

Infant mortality rate is

a)

the number of deaths of infants under one year old per 1000 live births.

b)

the number of births per 1000 people in an area each year.

c)

the number of infants under one year old who die in a year.

d)

the number of deaths per 1000 people in an area each year

49.

The market value of all final goods and service produced within a country in a given period of time.

a)

Gross Domestic Product

b)

Also Known As

c)

Developed Country

d)

Subsistence Farming

50.

The average age a person usually lives.

a)

Old

b)

Elderly

c)

Life Expectancy

d)

Literacy Rate

51.

Sometimes referred to as 'the country' which are less populated areas that are found outside of a city and keep away from the influence of large cities.

a)

Rutabaga

b)

Urban

c)

Rural

d)

Developed Country

52.

Living in a larger populated area with industry

a)

Gross Domestic Product

b)

Urban

c)

Urban Outitters

d)

Rural

53.

A country with an economy hat is based more on industry and manufacturing than on agriculture.

a)

Developing Country

b)

Gross Domestic Product

c)

Developed Country

d)

Developing Ice Cream

54.

Usually refers to countries with low levels of economic development.

a)

Developed Country

b)

Developing Country

c)

Developing Hunger

d)

Developing Film

55.

Which of the following is a positive reason for MIGRATION?

a)

Gender inequality

b)

Better education

c)

Low literacy rates

d)

Low GDP