Rivers and Lakes of India

Tungabhadra is a major tributary of the Krishna river. Study South Indian tributaries with maps.

The Kaveri flows eastward through Karnataka and Tamil Nadu and enters the Bay of Bengal on the Tamil Nadu coast. The Kaveri delta near its mouth is an important agricultural region. The Gulf of Mannar lies between south-eastern Tamil Nadu and Sri Lanka, but it is not the Kaveri’s main outlet. Exam tip: Most east-flowing Peninsular rivers drain into the Bay of Bengal.

Periyar is a major river of Kerala. State based rivers of South India may be asked in exams.

The Vaigai is an important river of Tamil Nadu. It rises in the Western Ghats, flows through the Madurai region, and drains towards the Palk Strait. Kerala lies on the other side of the Western Ghats and is not the state associated with the Vaigai. Exam tip: Remember the Vaigai with Madurai and the Vaigai Dam.

A river deposits sediments near the sea to form a delta. The Ganga Brahmaputra delta is a famous example.

An oxbow lake forms when a river meander gets cut off. Remember river erosion and deposition processes.

Sambhar Lake is a famous saltwater lake. Classify lakes as freshwater and saltwater for exams.

Nainital Lake is a famous natural freshwater lake in the town of Nainital, Uttarakhand. Therefore, option A, Uttarakhand, is correct. Himachal Pradesh is also a Himalayan state, but Nainital Lake is not located there. Exam tip: Remember Nainital Lake as part of the Kumaon region of Uttarakhand.

The Upper Lake is situated in Bhopal, the capital city of Madhya Pradesh. It is also known as Bhojtal and is one of the city’s major water bodies. Rajasthan, Gujarat, and Chhattisgarh are nearby or neighbouring states, but Bhopal is not located in any of them. Exam tip: For lake-based questions, remember the lake along with its well-known city and state.

Pulicat Lake is linked with the coastal areas of Andhra Pradesh and Tamil Nadu. Coastal lakes are easy to identify on maps.

Chilika Lake is known for mixed salt and fresh water. Such a lake is called a brackish water lake.

The Narmada river is considered to originate from the Amarkantak region. Remember Amarkantak because of river sources.

The Narmada is known for flowing through a rift valley. This fact is important in physical geography.

The Brahmaputra is famous in Assam for huge water flow and floods. Study river features with their states.

Ganga is important in both India and Bangladesh. In Bangladesh its stream is known as Padma.

In India rivers are important for irrigation hydropower and drinking water. River resources are linked with the country's economy.

Pong Dam Lake is linked with a dam on the Beas river. River dam and lake links are useful for exams.

Rivers like Godavari Krishna Kaveri and Mahanadi drain into the Bay of Bengal. Remember east flowing rivers as a separate group.

Hussain Sagar Lake is a famous lake associated with Hyderabad. Remember city and lake pairs during map practice.

Periyar Lake is associated with Periyar National Park in Kerala. Lake and national park pairs are useful for exams.