Ch 4 Human Impact On Land Retake Test
- 1.Coal is a nonrenewable natural resource. Why is coal considered nonrenewable?
- A.
Coal will never run out.
- B.
No new coal is being produced on Earth.
- C.
Coal is used to produce energy and not materials.
- D.
Coal is being used faster than it is being produced.
- 2.Which of the following would be considered a natural resource?
- A.
Rock
- B.
Plastic
- C.
Steel
- D.
Concrete
- 3.
![Today there are approximately 82,000 registered dams in the United States. Dams like the one shown below are often used to produce electric power.
Which of these terms best describes the role of water in this power system? - ProProfs]( "Today there are approximately 82,000 registered dams in the United States. Dams like the one shown below are often used to produce electric power.
Which of these terms best describes the role of water in this power system?")
Today there are approximately 82,000 registered dams in the United States. Dams like the one shown below are often used to produce electric power. Which of these terms best describes the role of water in this power system?- A.
A created resource
- B.
A material resource
- C.
An energy resource
- D.
A nonrenewable resource
- 4.
![Millions of automobiles are on roads around the world every day. The image below shows one effect of car travel.
What does the image best illustrate? - ProProfs]( "Millions of automobiles are on roads around the world every day. The image below shows one effect of car travel.
What does the image best illustrate?")
Millions of automobiles are on roads around the world every day. The image below shows one effect of car travel. What does the image best illustrate?- A.
Urbanization
- B.
Air pollution
- C.
Global warming
- D.
Acid precipitation
- 5.The burning of fossil fuels can lead to acid precipitation. What do fossil fuels generate that is needed to form acid precipitation?
- A.
Energy
- B.
Particulate pollutants
- C.
Gas pollutants
- D.
Water
- 6.Lynnette is categorizing natural resources. Which of these is a nonrenewable resource she should include on her list?
- A.
Oil
- B.
Water
- C.
Solar energy
- D.
Wind
- 7.Earth’s surface is mostly water. However, only a small amount of water on Earth is clean freshwater. Why is it important to maintain water quality?
- A.
To keep water from evaporating
- B.
To keep the ocean levels from lowering
- C.
To keep the polar ice caps from melting
- D.
To keep water from becoming a nonrenewable resource
- 8.Everyone uses natural resources. How do natural resources benefit humans?
- A.
Natural resources are low cost.
- B.
Natural resources improve lives.
- C.
Natural resources are readily available.
- D.
Natural resources are in unlimited supply.
- 9.
![Water pollution can affect the ability of organisms to survive. Which of these statements is true regarding the chemical pollution of water? - ProProfs]( "Water pollution can affect the ability of organisms to survive. Which of these statements is true regarding the chemical pollution of water?")
Water pollution can affect the ability of organisms to survive. Which of these statements is true regarding the chemical pollution of water?- A.
Chemical pollution is not regulated
- B.
Only a few chemicals dissolve in water.
- C.
Chemical pollutants can come from both point-sources and nonpoint-sources.
- D.
Chemical pollutants are harmful only if present in very high concentrations.
- 10.
![How does maintaining water quality help ecosystems?
- ProProfs]( "How does maintaining water quality help ecosystems?")
How does maintaining water quality help ecosystems?- A.
It prevents them from becoming deserts.
- B.
It prevents pollution from poisoning living things
- C.
It helps hydroelectric power plants make more electricity.
- D.
It helps freshwater ecosystems obtain more salt water.
- 11.Eutrophication refers to a process of change that takes place in a body of water. Which of the following causes eutrophication?
- A.
CFCs
- B.
Acid rain
- C.
Thermal Pollution
- D.
Additional Nutrients
- 12.One job that many governments have is stewardship of Earth’s resources. Stewardship is the careful and responsible management of a resource. Why is stewardship of Earth’s resources important?
- A.
It gives people the opportunity to vote.
- B.
It keeps governments stable.
- C.
It prevents people from using resources.
- D.
It ensures that resources will not be polluted or used up too quickly.
- 13.Which rocks can be changed into sediments by weathering and erosion?
- A.
Sedimentary
- B.
Igneous
- C.
Metamorphic
- D.
All of these
- 14.Tectonic plates may move because of convection currents that occur in the mantle. What is convection?
- A.
The transfer of energy due to the movement of matter.
- B.
The transfer of energy through materials in direct contact.
- C.
The transfer of energy as earthquake waves.
- D.
The process that breaks down rocks.
- 15.Scientists think the continents once formed a large, single landmass that broke apart, and the continents slowly drifted to their present locations. What is the name given to this theory?
- A.
Continental Drift
- B.
Continental Movement
- C.
Continental Shelf
- D.
Continental Rise
- 16.Bart believes that mice exposed to radio waves will become stronger. To experiment he places 10 mice near a radio for 5 hours. Bart also tested a control group of 10 mice that were not exposed to radio waves. His test consisted of a heavy block of wood that blocked the mice food. He found that 8 out of 10 of the radio waved mice were able to push the block away and only 2 out of 10 of the non-exposed mice were able to do the same. What is the independent variable in Bart's experiment?
- A.
The amount of mice exposure to radio waves
- B.
The strength of the mice.
- C.
The weight of the mice.
- D.
Whether the mice live or die.
- 17.Scientists use absolute dating to determine
- A.
The physical appearance of fossils
- B.
The chemical composition of rocks
- C.
The numerical age of an object in years
- D.
The approximate date of a rock layer or fossil
- 18.Adaptation is one of the parts of natural selection. What is an adaptation?
- A.
A group of organisms that can mate to produce fertile offspring
- B.
A process by which inherited traits in a population change over generations
- C.
A process by which individuals that are better adapted are more likely to camoflage themselves to their environment
- D.
An inherited trait that improves chances of survival and reproduction for a group of individuals in a population
- 19.
![Several factors can lead to soil erosion. Which of these human activities is most likely to contribute to soil erosion?
- ProProfs]( "Several factors can lead to soil erosion. Which of these human activities is most likely to contribute to soil erosion?")
Several factors can lead to soil erosion. Which of these human activities is most likely to contribute to soil erosion?- A.
Clearing land for farming
- B.
Planting trees and vegetation
- C.
Designating land as a wildlife habitat
- D.
Reducing the amount of livestock in an area
- 20.Sustainable practices are activities that can be carried on for years and years without using up all the resources in an area. A community needs food every year, and a sustainable farm can produce crops every year for that community. Why is it important to use land in a sustainable way?
- A.
It helps save crops and food for future use.
- B.
It helps conserve land resources for future use.
- C.
It helps a farmer make more money the first year.
- D.
It helps a community grow more crops every year.
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