Nagarjunasagar Dam is located on the river :

An ecosystem comprises :

The rainiest place in India is located in :

Which one of the following states has the largest coastline?

Which of the following is the longest National Highway?

Consider the following :

1. Keoladeo Ghana national Park
2. Mudumalai Wildlife Sanctuary
3. Sultanpur National Park

Which of the above is/are wetlands?