1.What is the most common use of water in the United States?

power plants

industry

domestic use

agriculture

2.Which of the following abiotic factors would likely affect humans directly?

humidity

soil pH

water availability

climate change

3. A conservation easement would be best suited to offset which of the following threats to biodiversity?

habitat loss

exotic species

habitat degradation

overharvesting

4. Which of the following would have direct effects on the resources available to a population?

religious beliefs

socioeconomic status of individuals

housing

war

5.If over a 10-year period, a nation of 100 million people has a birth rate of 15 million, but a death rate of 5 million and a net migration rate of 2 million, the population is doing which of the following?

decreasing in size

growing in size

decreasing first and then growing

staying the same over time