Show:
chapter 1
chapter 2
chapter 3
chapter 4
chapter 5
100
Which of the following situations best describes the use of a renewable resource? a. filling a car with gasoline b. building wooden furniture c. mining copper d. burning coal in a power plant
What is b. building wooden furniture
100
The classification and collection of data that are in the form of numbers is called a. statistics. c. distribution. b. probability. d. mean.
What is a. statistics.
100
What are wind and water erosion not likely to affect? a. mountains b. rocks c. tides d. soil
What is c. tides
100
Which of the following is not an ecosystem? a. vacant lot c. coral reef b. oak forest d. utility pole
What is d. utility pole
100
Which of the following statements is not correct? a. Plants and other producers get their energy directly from the sun. b. Animals get their energy from the sun indirectly. c. Rare bacteria that live deep in the ocean get their energy from hydrogen sulfide in hot water. d. Consumers get their energy directly from the sun.
What is d. Consumers get their energy directly from the sun.
200
During the agricultural revolution, a. plants and animals were domesticated. b. fossil fuel use increased. c. human populations decreased due to disease. d. Both (a) and (c)
What is d. Both (a) and (c)
200
The group that does not receive the experimental treatment in an experiment is the a. control group. b. experimental group. c. data. d. variable.
What is a. control group.
200
Which of the following is the most geologically active region on the surface of Earth? a. glacial valleys b. mountain peaks c. boundaries between tectonic plates d. recharge zones
What is c. boundaries between tectonic plates
200
The energy in most ecosystems comes from a. green plants. c. wind. b. the sun. d. All of the above
What is b. the sun.
200
Which gas makes up 78 percent of our atmosphere but can be used by plants only when transformed by bacteria first? a. nitrogen b. oxygen c. hydrogen d. carbon dioxide
What is a. nitrogen
300
The “Tragedy of the Commons” describes the conflict between a. developing and developed nations. b. farmers and industrialized society. c. individuals and society. d. Canada and Mexico.
What is c. individuals and society.
300
The average mass of a wolf in a pack of wolves is an example of a. mean. b. distribution. c. sample size. d. statistical population.
What is a. mean.
300
_____ causes air to be denser near Earth’s surface. a. Gravity b. Temperature c. Condensation d. Evaporation
What is a. Gravity
300
Some organisms are more likely to survive because they a. have certain physical traits. b. lack certain physical traits. c. engage in certain behaviors. d. All of the above
What is d. All of the above
300
Where would an ecologist be least likely to go to study primary succession? a. a new island formed by a volcanic eruption b. a gravel-filled valley that had been covered by a glacier until recently c. a locked, abandoned asphalt parking lot in New York City d. the Amazon Rain Forest
What is d. the Amazon Rain Forest
400
Which of the following is a developing nation? a. the United States b. France c. Canada d. Ethiopia
What is d. Ethiopia
400
The experimental method includes which of the following steps? a. remaining skeptical, organizing data, and analyzing data b. drawing conclusions, being open to new ideas, and communicating results c. observing, hypothesizing, predicting, experimenting, and communicating results d. being curious, imagining, being able to see patterns, observing, and predicting
What is c. observing, hypothesizing, predicting, experimenting, and communicating results
400
Which of the following includes all of the water on or near Earth’s surface? a. geosphere c. atmosphere b. hydrosphere d. lithosphere
What is b. hydrosphere
400
Which of the following best describes a population? a. members of the same species living in the same place at the same time b. all the red birds in an area c. all types of organisms living in the same place d. all members of the same species
What is a. members of the same species living in the same place at the same time
400
What term is used to refer to the many feeding relationships that are possible in an ecosystem? a. food web c. energy pyramid b. food chain d. energy transfer
What is a. food web
500
A sustainable world would be characterized by the a. preservation of rare animals by relocation from natural habitats to laboratories. b. invention of safer storage facilities for increased amounts of toxic wastes. c. maximum exploitation of natural resources using more advanced technologies. d. indefinite existence of human populations in a healthy and prosperous condition.
What is d. indefinite existence of human populations in a healthy and prosperous condition.
500
What essential characteristic does a good experiment have? a. A control group is given the experimental treatment. b. A single variable is tested. c. A control is used. d. Both (b) and (c)
What is d. Both (b) and (c)
500
With respect to energy, Earth is a(n) a. unstable system. c. open system. b. stationary system. d. closed system.
What is c. open system
500
Humans have inadvertently promoted the evolution of insects that are resistant to insecticides by a. trying to control pests with chemicals. b. using insecticides that are outdated. c. using the wrong insecticide. d. All of the above
What is a. trying to control pests with chemicals.
500
Which of the following is an example of secondary succession? a. breaking down of bare rock by fungi and mosses b. pioneer plants begin to grow after glacial melting c. growth of plants after a forest is destroyed by fire d. appearance of weeds in cracks in a concrete surface
What is c. growth of plants after a forest is destroyed by fire