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

Humans depend upon other organisms for food and oxygen

Climate in a region is

the long term prevailing atmospheric conditions

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

Materials buried in landfills decompose in three years.

An endangered species is

a species in danger of extinction

If you visited a savanna, you would likely see

large herds of grazing animals like rhinos

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

Nuclear power plants have become too expensive.

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

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

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

because thick fur evolved in response to a cold climate

The experimental method includes which of the following steps?

observe, hypothesis, predict, experiment, and show results

What is the relationship between groundwater and surface water?

Surface water percolates through the soil to form groundwater.

Most of Earth's fresh water is:

solidified at the North and South Poles

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DEOC Review

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Environmental Science DEOC Review

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Questions 35

Answers

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

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