If by popular you mean recognisable, my guess would be coca cola
the worlds most famous logo is probaly cococola because it has the makes the most bottles a day over 3 million. so as my guess would be right!
Military
Amoxicillin
Apple
the pirate101 and wizard101 are most popular virtual world!
the worlds most popular 4x4 would have to be the jeep wrangler. due to all of the aftermarket items available for it.
blue
There are many variants on Google Play, but the most popular are "logosquiz" and "logo quiz"
mary
Yes it is
none
soccer is the must popular sport