Methods used by plants to get rid of excretory products:
1. Transpiration:
Plants excrete excess water and gases through a process called transpiration. During transpiration, water vapor escapes from the stomata on the leaves, helping to remove excess water and gases such as oxygen and carbon dioxide.
2. Respiration:
Plants also excrete waste products such as carbon dioxide during respiration. During respiration, plants take in oxygen and release carbon dioxide as a byproduct. This helps to remove waste gases from the plant.
3. Leaf Abscission:
Plants shed old or damaged leaves through a process called leaf abscission. This helps to remove waste materials and allows the plant to grow new, healthy leaves.
4. Root Exudation:
Plants excrete organic compounds through their roots in a process known as root exudation. These compounds help to attract beneficial microorganisms to the root zone and can also help to detoxify the soil.
5. Senescence:
Plants undergo senescence, a process where older tissues and organs break down and are recycled by the plant. This helps to remove waste products and allows the plant to reallocate resources to new growth.
By utilizing these methods, plants are able to efficiently get rid of excretory products and maintain their overall health and growth.