Explanation: The Ganges River, also known as the Ganga, is a major river in the Indian subcontinent. It originates from the Gangotri Glacier in the Himalayas and flows through the plains of northern India and Bangladesh before emptying into the Bay of Bengal. The river is approximately 2,525 kilometers (1,569 miles) long and is one of the most sacred rivers in Hinduism. It is considered a goddess and is worshipped by millions of people who live along its banks.
The Ganges River is not only significant for its religious and cultural importance but also for its economic and ecological roles. It supports a vast population and is a crucial source of water for agriculture, industry, and domestic use. The river basin is one of the most densely populated regions in the world, with over 400 million people depending on it for their livelihoods.
The river flows through several states in India, including Uttarakhand, Uttar Pradesh, Bihar, and West Bengal, before entering Bangladesh. In Bangladesh, the Ganges merges with the Brahmaputra River and forms the world's largest delta, the Sundarbans, which is a UNESCO World Heritage site known for its unique biodiversity.
The Ganges River is also an international river, as it flows through both India and Bangladesh, making it a significant water resource for both countries. The river's flow and management are subject to international agreements and cooperation between the two nations.
In contrast, the other options listed do not fit the criteria of the question. The Indus River flows through Pakistan and empties into the Arabian Sea, the Mekong River flows through Southeast Asia and empties into the South China Sea, and the Yangtze River flows entirely within China and empties into the East China Sea. None of these rivers flow through both India and Bangladesh to the Bay of Bengal.
Understanding the geographical and cultural significance of the Ganges River is crucial for students studying Indian geography and history, as well as for those interested in the environmental and socio-economic issues related to major river systems in the region.