Q.1:- What is meant by modification of root? What type of modification of root is found in the:
(a) Banyan tree (b) Turnip (c) Mangrove trees
Sometimes, roots are modified to serve some functions other than its main function of providing anchorage and absorption of water and minerals.
- Banyan Tree: In banyan trees, hanging roots come out from branches. The hanging roots then go into the soil to provide additional support to the huge banyan tree. Such roots are called prop roots.
- Turnip: The tap root in turnip is modified for food storage.
- Mangrove trees: Mangrove trees are found in marshy area. In such plants, many roots come out vertically above the ground. These are hollow roots and are called pneumatophores. They facilitate exchange of gases in the roots.