WAEC - Biology (2024 - No. 9)
The function of the root hair in plants is to
absorb soil water by the process of osmosis.
excrete water and mineral salts by simple diffusion.
purify the soil for the plant.
translocate manufactured food.
Forklaring
Root hairs in plants absorb water and nutrients from the soil and anchor the plant in the soil. Root hairs are threadlike cells that grow between soil particles. They increase the surface area of the root, allowing it to absorb more water.