Which of the following lake is shared by two Indian States?

Which of the following lakes of India is located in the state of Kerala?

Which of the following lakes of India is a crater lake?

Which of the following lakes of India is situated in the state of Rajasthan?

In which one of the following States/UT, is the Lake Tsomgo located?

In which one of the following states "Roopkund' lake is located?