In the context of which one of the following is "Doha Round" mentioned frequently in news?

Which one of the following is used to induce artificial rain?

What is the key ingredient in vinegar that you use in your diet?

When you travel in a car from Bhubaneshwar to Vishakhapatnam, which National Highway would you take?

In which state is the famous Twang monastery located?

In recent times, “Spirulina” is  being popularized as a rich source of some nutrients. It is a/an