<span>Lateral roots that extend out are called called tap roots.
The first root which develops from a radicle and becomes dominant is called a taproot. Roots that develop from other roots are generally termed as lateral roots; >Roots that arise from other plant organs rather than the root, are called adventitious roots.</span>
<span>lateral root grows horizonatlly and provides prime support in anchoring the tree. The roots that extend out of a main root, is known as tap root system.Tap root is vertical and grows downwards, and is present in dicots like mango, radish, carrot etc.</span>