Which of the following functions do roots perform?

a. absorb water and nutrients from the soil

b. provide movement of water and nutrients between roots and leaves

c. provide support for the leaves and reproductive structures

A. absorb water and nutrients from the soil

Explanation:

In vascular plants, the roots is the organ which typically lies below the under the surface of earth crust. But roots can also be aerial that means there are roots which grows above the ground or typically above the surface of water. The roots perform three main functions in plants that are:

1. They anchor the plant body to the ground, and provides it a support.

2. They absorbs and conducts water and minerals from the soil.

3. They performs vegetative reproduction.

On the basis of the above description, A. absorb water and nutrients from the soil. is the correct option.

blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. as the ventricle contracts, blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs where it is oxygenated.