Which of the following is a true statement about surface water?

It makes up less than 1 percent of all water on Earth.

Most of Earth's fresh water is:

solidified at the North and South Poles

The experimental method includes which of the following steps?

observe, hypothesis, predict, experiment, and show results

Which of the following statements does not describe a problem associated with modern landfills?

Materials buried in landfills decompose in three years.

Climate in a region is

the long term prevailing atmospheric conditions

An endangered species is

a species in danger of extinction

Why is the world's loss of biodiversity a source of concern?

Humans depend upon other organisms for food and oxygen

If you visited a savanna, you would likely see

large herds of grazing animals like rhinos

What is the relationship between groundwater and surface water?

Surface water percolates through the soil to form groundwater.

Thick fur on deer is not an example of coevolution. Why?

because thick fur evolved in response to a cold climate

What is the main reason why fewer nuclear power plants are being built today?

Nuclear power plants have become too expensive.

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DEOC Review

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Environmental Science DEOC Review

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Questions 35

Answers

1
Which of the following situations best describes the use of a renewable resource?
filling a car with gasoline
building wooden furniture
mining copper
burning coal in a power plant
2
Which of the following is a true statement about surface water?
All large cities use surface water as a water source.
Drought conditions reduces the surface water worldwide.
It makes up less than 1 percent of all water on Earth.
Sluggish waters make natural lakes poor water sources.
3
Most of Earth's fresh water is:
held in reservoirs behind large dams
suspended in atmospheric cloud formations
stored in large underground rock structures
solidified at the North and South Poles
4
Which of the following is not an environmental effect of deforestation?
Loss of Topsoil
Reduction of Wildlife Habitat
Re-Establishment of Trees
Soil Erosion
5
All of these fields of study contribute to environmental science except ________
biology of earth science
linguistics
physics and chemistry
social sciences
6
estuaries are very productive ecosystems because they receive nutrients from
Lakes and ponds
streams and springs
marshes and swamps
rivers and oceans
7
The experimental method includes which of the following steps?
remaining skeptical, organizing data, and analysing data
draw conclusions, open up to new ideas, and showing results
observe, hypothesis, predict, experiment, and show results
8
which of the following are minerals that contain valuable substances?
gangue minerals
longwalls
ore minerals
native minerals
9
In which country is the population likely to be increasing?
Australia
England
Kenya
United States
10
In a scientific investigation it is important that the number being sampled is
equal to the mean number
a guess
equal to the total statistical population
large enough
11
Scientists use statistics to
graph data
all of the above
analyze data
communicate ideas to each other
12
An example of a population is?
all plants in a forest
all maple trees in a forest
all trees in a forest
all animals in a forest
13
Toxicology is the study of the harmful effects of _.
viruses on organisms
substances on organsims
antibiotics on viruses
pollutants on the environment
14
Which of the following statements does not describe a problem associated with modern landfills?
All of the above
Chemical leaking out may pollute groundwater
Explosive gases can be produced by landfills
Materials buried in landfills decompose in three years.
15
One potential way to deal with the problem of seafood overharvesting is by intensifying
aquaculture
subsistence farming
integrated pest management
genetic engineering
16
The chance that an earthquake will occur in your town during the next year.
correlation
distribution
skepticism
risk
17
Professional who study and make predictions about human population
geologists
demographers
populists
stenographers
18
The classification and collection of data that are in the form of numbers is called
probability
mean
distribution
statistics
19
What pollutant forms when automobile emissions react with VOCs and ultraviolet rays?
CO2
sulfur dioxide
radon
ozone
20
Climate in a region is
the long term prevailing atmospheric conditions
determined only by seasonal daylight hours
atmospheric conditions on a given day
never effected by ocean currents
21
How is fresh water used in industry?
All of them
For washing and cleaning
In manufacturing processes
To generate electricity
22
An endangered species is
a species growing on public land
a species in danger of extinction
an organism brought to a place where it has not lived before
a species that has disappeared entirely
23
Which kind of organism obtains energy only from producers?
omnivores
decomposers
herbivores
All of the above
24
Why is the world's loss of biodiversity a source of concern?
Humans depend upon other organisms for food and oxygen
all of the above
loss of biodiversity is not a concern
species extinctions have been rare throughout history
25
____ was not a direct result of the Industrial Revolution
overhunting of large mammals
shift in use of fossil fuels
improved quality of life
growth of cities
26
Which of the following issues hinders efforts to achieve sustainability.
all of the above
who pays the costs of implementing solutions
who will solve environmental problems
who is responsible for environmental problems
27
If you visited a savanna, you would likely see
a coastal ecosystem
a dense forest
snow and ice
large herds of grazing animals like rhinos
28
All of the following are primary air pollutants except
carbon monoxide
nitric acid
VOCs
sulfur oxides
29
Dust, storms, volcanoes, and wildfires are all
natural events that do not cause pollution,
natural causes of pollution.
causes of pollution due to human activities.
causes of pollution people can cause.
30
Renewable energy is energy from sources that
will take years to deplete.
were once living organisms.
humans can manufacture.
are constantly being formed.
31
How did the Himalaya Mountains form?
colliding tectonic plates
convection
glacial movements
erosion
32
What is the relationship between groundwater and surface water?
Surface water is found in lakes directly above underground water sources
Groundwater filters through the soil to form surface water
No relationship between surface & groundwater... they form independently
Surface water percolates through the soil to form groundwater.
33
Which of the following is not an ecosystem?
Utility pole
Oak Forest
Vacant Lot
Coaral Reef
34
Thick fur on deer is not an example of coevolution. Why?
because deer with thick fur live longer
because thick fur is an adaptation
bcause in the lowlands, where the climate was sunny and warm
because thick fur evolved in response to a cold climate
35
What is the main reason why fewer nuclear power plants are being built today?
Supplies of U235 are exhausted.
Nuclear power plants have become too expensive.
Laws were passed stopping the development of nuclear plants.
Nuclear fusion power plants are being built instead.

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