Fact 1: Many plants respond to the days growing shorter in the fall by going dormant.

Fact 2: Many plants are in a dormant state in winter.

Given the two facts above, answer the question "What do plants to when the days get shorter?" with the following options: 
- produce light
 - Exfoliation
 - flower
 - go dormant
 - Chemical energy
 - reusing things
 - stagnate
 - move


 

    go dormant     