Question

A potted plant is kept horizontally for a considerable time. The three positions of the parts A and B of the potted plant are shown in the following figures:

1. Which figure shows the correct position taken by the parts A and B of the plant?
2. What type of phenomenon is exhibited by the figure chosen in (a) above?

Answer 1

1. Figure 2 shows the correct position taken by the parts A and B of a plant.
2. Geotropism is the phenomenon which is exhibited in this figure. The roots of a plant show positive geotropism, whereas stems show negative geotropism.