Ch. 12 Freshwater Resources - (R)

In the context of agriculture, what is the term for the process of supplying water to fields to support the growth of crops?

• irrigation

• aquaculture

• concentration

• dam

• desalination

Imagine you've moved to a rural area where city sewage lines are not available. You're considering an independent sewage management system that uses an underground tank to treat wastewater, typically for one home or business. What is this system called?

• septic system

• aquaculture

• concentration

• dam

• desalination

3. pollution with a source that is hard to find or scattered

• nonpoint source pollution
• aquaculture
• concentration
• dam
• desalination

A factory discharges its waste directly into a nearby river. This is an example of what type of pollution?

• point source pollution

• aquaculture

• concentration

• dam

• desalination

A region is experiencing a long period of abnormally low amounts of rainfall, leading to water scarcity. What is this situation called?

• drought

• aquaculture

• concentration

• dam

• desalination

Imagine you are a scientist measuring the amount of fertilizer dissolved in a water sample from a lake, to understand the water quality. This measurement, often expressed as parts per billion, is known as what?

• concentration

• aquaculture

• dam

• desalination

• drought

Imagine you are starting a business that involves the science and business of raising and harvesting fish in a controlled situation. What is this practice called?

• aquaculture

• concentration

• dam

• desalination

• drought

In an effort to provide fresh water to a coastal city suffering from water scarcity, engineers are considering a technology that involves the process of removing salt from ocean water. What is this process called?

• desalination

• aquaculture

• concentration

• dam

• drought

9. a section of a waterway, closed off by gates, in which the water level is raised or lowered to move ships through

• lock
• aquaculture
• concentration
• dam
• desalination

Imagine you are an engineer tasked with designing a solution to manage the excessive water flow during the rainy season in a large river. Which structure would you propose to hold back and control the flow of water in this river?

• dam

• aquaculture

• concentration

• desalination

• drought