In South America, a non-food plant was domesticated that provides a significant source of the world's fiber. That plant is:

Question

Quizplus · Accepted Answer

Cotton was domesticated in South America and is a major source of fiber worldwide. Bran is not a plant but a byproduct of grain processing. Flax is also a source of fiber, but its domestication is attributed to regions in Europe and Asia, not South America. Silk is produced by silkworms, not a plant.

In South America, a Non-Food Plant Was Domesticated That Provides