Which is associated with an increase of chlorofluorocarbons in the environment?

an increase in health risks associated with UV radiation

an increase in levels of methane gas in the atmosphere

an increase in ozone levels in the upper atmosphere

an increase in acid precipitation

Urban City X has been referred to as an urban heat island because it tends to be warmer than the surrounding rural areas. The report below lists changes that have occurred in one year in Urban City X. Report for Urban City X:  Eight roads were repaved.  The population increased by 20%.  Public transportation increased by 5%.  Four new apartment complexes were built.  Plans were drafted to build a local park.  A meeting was held about alternative energy sources. What is the main cause of Urban City X being an urban heat island?

the construction of parking areas and road systems

the planting of trees and other vegetation

the building of rooftop gardens

the installation of solar panels

What long-term impact could the destruction of large areas of forests have on Earth?

increased atmospheric carbon dioxide levels

increased atmospheric oxygen levels

Why is it important to conserve the biodiversity of Earth?

to increase the stability of ecosystems during environmental changes

to decrease the amount of global predator populations

to decrease the stability of major global ocean currents

to increase the amount of nonrenewable resources located in the lithosphere

How does the tilt of the Earth’s axis affect the seasons?

by changing the amount of direct solar energy reaching the surface of Earth

by influencing the rate of chemical reactions occurring in the atmosphere

by deflecting the harmful rays of radiation emitted by the sun

by changing the speed of the rotation of Earth

How could the introduction of a nonnative species of plant affect an ecosystem in North Carolina?

It could take over the habitats of the native plant species.

It could pollinate the native plant species, producing a disease-resistant species.

It could reduce the competition for space and light with native plant species.

It could cause some insect species to destroy native plant species.

Which change would best aid a farmer in making the transition from conventional farming techniques to more sustainable farming techniques?

rotate the types of crops grown

reduce the ratio of essential elements in the fertilizer

irrigate crops using well water

plant only genetically modified crops

Which would most likely cause a reduction in the amount of coal and natural gas on Earth?

a continual increase in the number of people on Earth

a continual increase in the amount of pollution in Earth’s atmosphere

a continual decrease in the amount of water in Earth’s aquifers

a continual decrease in the amount of rain forests on Earth

Which is an effect of lower levels of solar radiation striking Earth?

decreased rates of photosynthesis

increased incidences of skin cancer

increased phytoplankton activity

decreased carbon dioxide levels

Earth Science Practice Test 2014

Authored by Emily Cofield

Other Sciences

9th - 12th Grade

Used 102+ times

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19 questions

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MULTIPLE CHOICE QUESTION

1 min • 1 pt

Cracks in rocks widen as water in them freezes and thaws. How does this affect the surface of the Earth?

It reduces the rates of soil formation.

It changes the chemical composition of the rocks.

It exposes rocks to increased rates of erosion and weathering.

It limits the exposure of rocks to acid precipitation.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How can urbanization affect a local area?

It can increase the number of invasive species in an area.

It can decrease the risk of water pollution in an area.

It can increase the risk of flooding in an area.

It can decrease the need for natural resources in an area.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which is a farming technique that could improve the soil and the environment?

using fueled machines that will turn the soil continuously

creating undisturbed layers of mulch in the soil

placing inorganic chemical fertilizers in the soil

irrigating the soil with salty water

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Subsurface ocean currents continually circulate from the warm waters near the equator to the colder waters in other parts of the world. What is the main cause of these currents?

differences in the topography along the ocean floor

differences in density of ocean water

the rotation of Earth on its axis

movement of the jet stream

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is most responsible for the presence of groundwater in an area?

the movement of water from a confined aquifer into surface water

the movement of surface water and precipitation through soil and rock

the movement of water from streams and rivers to watersheds

the movement of surface water through impermeable rock

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which is the most common contamination source for freshwater resources?

runoff

digging wells

melting of glaciers

lightning

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A community decides to upgrade its water purification and management systems. What lasting impact could this have on available freshwater?

It could cause a decrease in water demand.

It could cause a decrease in the water levels.

It could cause an increase in waterborne diseases.

It could cause an increase in the freshwater supply.

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Earth Science Practice Test 2014

Cracks in rocks widen as water in them freezes and thaws. How does this affect the surface of the Earth?

How can urbanization affect a local area?

Which is a farming technique that could improve the soil and the environment?

Subsurface ocean currents continually circulate from the warm waters near the equator to the colder waters in other parts of the world. What is the main cause of these currents?

What is most responsible for the presence of groundwater in an area?

Which is the most common contamination source for freshwater resources?

A community decides to upgrade its water purification and management systems. What lasting impact could this have on available freshwater?

Which storm most likely develops as air masses interact with the warm water in the northwest Pacific Ocean?

Which is associated with an increase of chlorofluorocarbons in the environment?

Which natural phenomenon occurs as a result of Earth rotating on its axis?

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