This graph shows an increase in the number of species of pesticide-resistant insects from 1900 to 2000.
-Based on the graph, during what years did pesticide application likely become prevalent?

Question

Quizplus · Accepted Answer

From the graph, there is a noticeable increase in pesticide-resistant species of insects starting in the 1940s, which suggests that pesticide application likely became prevalent during this time period.

This Graph Shows an Increase in the Number of Species