What is the primary function of the roots in a plant?

The primary function of the roots in a plant is to anchor the plant securely in the soil, which provides stability and support. Additionally, roots play a crucial role in absorbing water and essential nutrients from the soil. This absorption is vital for the plant's growth and overall health, as water is needed for photosynthesis and nutrient transport throughout the plant. Roots also contribute to the plant's ability to access different layers of soil, allowing it to utilize a larger volume of soil for resources. While other plant parts may be responsible for photosynthesis, reproduction, or gas exchange, the roots are specifically specialized for anchoring and absorption, making this the most accurate description of their primary function.