A microbial species that grows optimally at a pH of below 5.5 is best called a(n)

For research purposes to cultivate a pure cutlure, it would be best to use a

When you tap energy from hot springs and geysers?

This law protects wildlife within the US?

These are the largest producers of hazardous waste in the US?

Which of these is a possible biofuel source?

This sort of landfill has the refuse compacted and covered daily with a layer of dirt?

The price at which supply and demand are equal?

This pesticide was banned in the US because it bioaccumulated in birds making many of them endangered?

These are areas where most people are not directly dependent on natural resource based occupations?