Which is the longest river in the northern plains of India?

The correct answer is Ganga.

Key Points

• The Ganga is a great river of the plains of the northern Indian subcontinent. 
• It flows through the Indian states of Uttrakhand, Uttar Pradesh, Bihar, Jharkhand, West Bengal.
• Ganga river length is 1,560 miles is short compared with the other great rivers of Asia or of the world.
• Ganga river is rising in the Himalayas Gangotri and emptying into the Bay of Bengal.
• It drains 1/4th  of the territory of India, and its basin supports hundreds of millions of people.
• It has been the cradle of successive civilizations from the Mauryan empire of Ashoka in the 3rd century BCE to the Mughal Empire, founded in the 16th century.
• The Ganges Brahmaputra system has the third greatest average discharge of the world’s rivers, at roughly 1,086,500 cubic feet per second.
• Ganga Brahmaputra system approximately 390,000 cubic feet per second is supplied by the Ganges alone.
• The rivers’ combined suspended sediment load of about 1.84 billion tons per year is the world’s highest.

Additional Information