“Roots grow down and shoots grow up.” That is the conclusion drawn by a group of plant scientists. To validate their results a pea seedling was planted as illustrated. A porous pot of water is placed in the soil close to the pea seedling. How would you respond to the plant scientists’ initial conclusion?


A. They are incorrect. Shoots are negatively geotrophic.


B. They are correct. Roots are always negatively geotrophic


C. They are incorrect. Roots are also positively hydrotrophic


D. They are incorrect. Shoots are also positively hydrotrophic