Question

use the scenario to answer the question. you investigate the effect of different concentrations of ethylene spray on ripening in bananas. what would be the independent variable of this investigation? (1 point) ☐ the concentrations of ethylene spray ☐ the age of the bananas ☐ the color of the bananas ☐ the length of ripening time

Explanation:

The independent variable is the factor manipulated in an experiment. Here, the investigation focuses on "different concentrations of ethylene spray," so this is the independent variable.

Answer:

the concentrations of ethylene spray