Arrange the following countries in descending order of the length of their shared boundary with India 1. China 2. Pakistan 3. Bangladesh 4. Nepal Choose the correct option from the codes given below:

What is the name of only floating National Park in the world?

The Tokalo Wildlife Sanctuary is located at?

Which NE state has the longest international border ?

Which of the following river originates as well as ends in the territory of India?