Explanation: The Yamuna River is a significant geographical feature in northern India, particularly in the state of Uttar Pradesh. It is the second-largest tributary of the Ganges River and flows through several important cities in the region. Understanding the cities located along the Yamuna River is essential for comprehending the urban and economic geography of Uttar Pradesh.
Agra, Mathura, and Etawah are all cities that are situated on the banks of the Yamuna River. Agra is famous for the Taj Mahal, which is located on the banks of the river. Mathura is a significant religious and cultural center, and the Yamuna River is an integral part of its history and daily life. Etawah is another city that is located on the banks of the Yamuna, and the river plays a crucial role in the city's geography and economy.
Kannauj, on the other hand, is not located on the banks of the Yamuna River. It is situated in the western part of Uttar Pradesh, away from the river's course. Kannauj is known for its historical significance and its association with the perfume industry, but it is not a city that is directly connected to the Yamuna River.
This question tests the geographical knowledge of the cities in Uttar Pradesh and their relationship with the Yamuna River. It is important to understand the specific locations of these cities and their geographical features to correctly identify which city is not on the banks of the Yamuna River. The correct answer is Kannauj, as it is the only city among the options that is not located on the banks of the Yamuna River.