1. Preserving Resources Review

2.  ) A ______, such as coal and oil, cannot be replenished quickly.  A) renewable resource  B) nonrenewable resource  C) plateau  D) basin

3.  What will happen to the amount of coal on Earth if humans keep using it at the same rate?  A) Volcanoes will erupt with more coal.  B) Earth will make more coal.  C) The humans will make more coal.  D) It will eventually run out.

4.  Which of the following is an example of how a renewable resource is used?  A) gasoline in a can is made from oil pumped from the Earth's crust  B) a pile of lumber is made of wood which comes from trees  C) heat from a stove is generated by coal  D) cans used in soft drink manufacturing are made of aluminum

5.  An example of a renewable resource is _____________.  A) oil  B) water  C) natural gas  D) coal

6.  Renewable resources can be used and replaced over a relatively short period of time.Nonrenewable resources cannot be replaced or can only be replaced over thousands or millions of years.  Which of these is an example of a renewable resource?  A) gold  B) petroleum  C) water  D) aluminum

7.  Which resource is a renewable resource?  A) sunlight  B) coal  C) mineral  D) natural gas

8.  Why are nonrenewable resources not able to be replenished quickly?  A) The resources are easily made by humans each year.  B) The resources are used only once.  C) There are no cycles to develop them.  D) It takes a long, geologic time to develop them.

9.  There are many ways to create electricity. All of the ways listed below will work. Choose the way that uses only renewable resources.  A) John uses a gasoline engine, in a generator, to create electricity.  B) Mary uses a paddle wheel, set in a fast river, to create electricity.  C) Berry uses uranium, in nuclear reactors, to create electricity.  D) Tonya uses a fuel-oil burning furnace, and steam, to create electricity.

10.  What will eventually happen to a nonrenewable resource? It will eventually ______.  A) stay the same  B) triple in size over time  C) run out or cease to exist  D) double in size over time

11.  A non-renewable resource is _____________________________.  A) one that can be regrown or remade  B) one that can be recycled  C) one that cannot be used for energy  D) one that takes millions of years to make, so it cannot be replaced

12.  Which resource is a renewable resource?  A) coal  B) copper  C) water  D) petroleum

13.  Tracy collected old doghouses that people wanted to throw away. He would clean them up, fix them, paint them, and then give them away to people who needed them. Tracy was helping his community by ______.  A) keeping busy and staying out of trouble  B) learning how to paint and repair things  C) not asking for money for his doghouses  D) reducing, recycling, and reusing old items

14.  Mr. Smith owns a Christmas tree farm. He sells over 500 trees each year. What should Mr. Smith do to keep his business and never run out of trees?  A) He should only sell 250 trees each year, so he won't have to cut so many trees.  B) He should charge a lot for the trees, so he can make enough money and cut fewer trees.  C) He should plant more trees than he cuts each year.  D) He should quit selling real trees and sell artificial ones.

15.  How does chemical fertilizer pollution used on land end up in the oceans?  A) The sand absorbs and holds it.  B) It only flies through the air.  C) It is carried in precipitation runoff and rivers.  D) The land slants too much and it sinks into the ocean.

16.  Even though millions of humans and other organisms live on land, most of Earth's surface is actually made up of ______.  A) ice  B) freshwater  C) oceans  D) coral reef

17.  ______ is a renewable resource.  A) Aluminum  B) Sunlight  C) Copper  D) Coal

18.  When humans ______, it endangers many fish species and harms ocean ecosystems.  A) over-fish  B) swim  C) scuba dive  D) surf

19.  The oceans are an important source of ______ for humans.  A) wind, precipitation, and plants  B) salt, solar energy, and coal  C) freshwater, fish, and oxygen  D) food, energy, and minerals

20.  Which structure is used by humans to capture and use sunlight as an energy source?  A) cranes  B) dams  C) turbines  D) solar cells

21.  What is the main reason that an oil spill in the ocean is considered so dangerous for the environment?  A) It can only happen in the winter.  B) The oil is needed by people.  C) It is expensive to clean up.  D) It is deadly for many ocean animals.

22.  Which of these is an example of pollution?  A) sea shells on a coast line or beach  B) oil in the ocean  C) rocks in a stream bed  D) wildflowers on the side of a road

23.  When harmful materials are released into the land, air, or water, it is called _______________.  A) recycling  B) pollution  C) competition  D) erosion

24.  Most households waste at least some water. Which of the following is not a practical way for people to conserve water at home?  A) Locate and fix any leaky pipes.  B) Drink less water, and substitute juice, soda, or milk instead.  C) Run dishwashers and washing machines only when they are full.  D) Take shorter showers.

25.  Humans affect the seas by commercial shipping, water pollution and over fishing which has led to decline in fish catch over the years. What impact does extensive sea faring have on the marine ecosystem?  A) threaten the life of many marine organisms  B) new species will move from fresh water to sea  C) feeding habits of marine animals will improve  D) marine organisms will be unaffected by habitat change

26.  If sewage leaks into the local river, the river is now ______.  A) more healthy  B) endangered  C) safe for swimming  D) polluted

27.  All living things, including humans, cause changes to the environment. Which of the following would cause the least amount of harm to the environment?  A) Waste from animals is left in the soil.  B) Chemicals from factories are washed into streams.  C) Exhaust from cars is mixed into the air.  D) Fertilizer from farm fields enters the groundwater.

28.  What happens if humans over-fish a tuna population?  A) The ocean will have a higher salinity.  B) The tuna will double in population and the ocean ecosystem will be out of balance.  C) The tuna might become endangered and it will also harm the ocean ecosystem.  D) On average, the ocean will become warmer.

29.  Which of the following is a renewable resource?  A) Coal  B) Trees  C) Natural gas  D) Fossil fuels

30.  Madison is working on a committee at her school to conserve resources. Which of the following suggestions would NOT meet their goal of conservation?  A) Limit shower times in gym class to three minutes.  B) Turn off all the lights in the school at night.  C) Ask the principal to e-mail newsletters home.  D) Allow unlimited printing on computers.

31.  How are trees and plants renewable?  A) They can be made into fossils.  B) They can be harvested and grown again.  C) The wood has many different uses.  D) Paper is able to be recycled.

32.  When a forest is cut down, it takes ______ to regrow it.  A) days  B) months  C) years  D) no time at all

33.  Which of the energy sources given below does NOT emit carbon into the atmosphere?  A) diesel  B) biomass  C) gasoline  D) solar panel