Question

Plants tend to grow toward air with higher humidity because of _____.

Answer 1

The correct answer is geotropism. Plants tend to grow toward air with higher humidity because of geotropism. The geotropism is the turning or the movement of the plant in response to the Earth's gravity. Geotropism also allows the plants to orient themselves about growth.

Answer 2

Answer: Hydrotropism

Explanation: Hydro means water and tropism means moving in a positive orientation by the organism.The movement of plant in the response to the higher humidity is known as hydrotropism.

The process starts with the root cap movement that sense water and sends signals to the roots for elongation.

Example: plants moving towards higher humidity.