Underline the term that accurately completes each of the following statements. 1. A (commercial/subsistence) farmer produces only enough for his household.
2. Aluminum is extracted from (bauxitel galena).
3. (An alloy/A native metal) is a combination of metals, such as copper and zinc.
4. (Galena/Potassium) is one of the three basic minerals used to make fertilizer.
5. (Petroleum/Uranium) is a mineral that has high radioactivity.
6. (Infrastructure/Technology) is the application of science to industry.
7. (Retail/Wholesale) businesses buy goods in large quantities from producers to s
other businesses.
8. (Infrastructure/Technology) deals with the basic energy and equipment needs
industries.