Sustainability (pretest)

What is the current greatest threat to agricultural sustainability? a. erosion b. water pollution c. air quality d. all of the above

Which of the following is the most likely cause for future water shortages? a. global warming b. increased agriculture c. water pollution d. erosion

The use of _______ is expected to increase in the future. a. coal b. natural gas c. renewable energy d. all of the above

How is the world population projected to change in the next few decades? a. It is projected to level off. b. It is projected to decrease steadily. c. It is projected to increase steadily. d. It is projected to double within 5 years.

Building green can help conserve natural resources and reduce carbon dioxide emissions.

Increases in the world's population will require an increase in sustainable practices.

Decreasing the use of pesticides and herbicides can help agricultural sustainability.

How do conservation tillage practices lead to agricultural sustainability? a. Conservation tillage practices reduce the amount of water required to grow crops. b. Conservation tillage practices help reduce soil erosion and maintain soil nutrient levels. c. Conservation tillage practices naturally protect crops from insect damage, reducing the need for pesticides. d. Conservation tillage practices reduce the amount of energy needed to produce crops.

How can recycling materials lead to environmental sustainability? a. Recycling materials helps decrease the amount of new materials taken from the environment. b. Recycling materials helps increase the rate of carbon sequestration. c. By recycling materials, the amount of biomass available for energy purposes is increased. d. All of the above

Which of the following is not a direct consequence of groundwater use? a. reduced water storage b. increased surface water levels c. reduced river flow d. decreased spring discharge