Concept notes: In Indian geography, rivers are classified based on their drainage systems. The Bay of Bengal receives water from several major rivers, including the Ganga, Yamuna, and Mahanadi. However, the Tapi River is unique as it drains into the Arabian Sea, making it the only river among the options that does not flow into the Bay of Bengal.
Explanation: In Indian geography, rivers are categorized based on their drainage systems, which refer to the area of land where water from rain, snowmelt, and other sources flows into a common outlet, such as a river, lake, or ocean. The drainage system of a river is crucial in understanding its geographical and ecological significance.
The Bay of Bengal is a significant body of water that receives water from several major rivers in eastern and northeastern India. These rivers include the Ganga, Yamuna, and Mahanadi, among others. The Ganga, one of the most sacred rivers in India, forms a vast delta with the Brahmaputra River before emptying into the Bay of Bengal. The Yamuna, a major tributary of the Ganga, merges with the Ganga at Allahabad and continues as part of the Ganga-Brahmaputra delta. The Mahanadi River, primarily draining the state of Odisha, also flows into the Bay of Bengal.
However, the Tapi River, also known as the Tapti River, is unique in that it does not flow into the Bay of Bengal. Instead, it flows into the Arabian Sea, which is located on the western coast of India. The Tapi River originates in the Satpura Range in Madhya Pradesh and flows westward through Maharashtra and Gujarat before draining into the Arabian Sea. This makes the Tapi River the only river among the given options that does not flow into the Bay of Bengal.
Understanding the drainage systems of rivers is essential for comprehending the geographical and ecological dynamics of a region. It helps in identifying the water sources, the areas they cover, and the impact they have on the surrounding environment. In the context of the question, recognizing the unique drainage pattern of the Tapi River is crucial to identifying it as the correct answer.