B) Why do roots modify? Explain any four modifications of roots in plants. c) Explain the modifications of stems for the following:

B)Answer is:-

In some plants, the roots change their shape and get modified to absorb and transport water and minerals from the soil to different parts of the plant. They are also modified for support, food storage, and respiration. The root modifications perform two major functions- Physiological and Mechanical

C)some plant species have modified stems that are especially suited to a particular habitat and environment. A rhizome is a modified stem that grows horizontally underground; it has nodes and internodes. Vertical shoots may arise from the buds on the rhizome of some plants, such as ginger and ferns

Explanation:

it forms an anion that has a larger radius. anions have a negative charge and are larger than the original atom.