About 100 people participated in last week’s quiz.

Participants scored highest on a question about what industry consumes the most water from the Colorado River, with 93% of respondents correctly answering “Agriculture.”

Participants scored lowest on a question about what caused the increase in disease-bearing mosquitoes, with only 46% of respondents correctly answering “Hot Summer.”

This week’s quiz includes questions about bump-outs, brush clearing near pioneer trail and where a nonprofit gives its aid.

To take previous news quizzes, click here.