^ What happened over 1000 years ago, doesn't have much affect on the population today. You didnt give evidence that Pakistanis are a mixture of Aryans and Dravadians. In your wikipedia article you posted, the study took place in India NOT Pakistan. The study that takes place in India doesnt prove anything for all people of South Asia.
I don't know how this thread became one about looks and characteristics from one of language. But I'll play along. I have been mistaken for a Pakistani and a Bangladeshi while in Europe, so it is something I am curious about.
I am attaching a few pics I found on Google browsing. Let's see which ones we can identify as Pakistani/ Indian.