Food could have been used as currency in World War 2. Since most of the food went to those in the service, the government gave out food ration stamps, which acted as currency.
for clothing and food i guess
on clothes but not food
The pound sterling or GBP
For transporting goods, food, weapons, ammo etc.
The currency of France (please note spelling and capital) was the franc until very recently.
The French used the franc during World War II.
Australian
I am not aware of this, but cigarettes have been used as currency, especially in POW camps. In World War 2 a cigarette was sometimes referred to as a "butt."
Cowries
the German currency Deuchmarks
Gold coin used for European trade curency before Ist World War DUCAT
Germany's currency during World War 2 was the Reichmark .
Germany utilized a form of currency known as the "Mark"; though, the type of mark they used changed several times. Especially after the end of World War I, where the Papiermark had become nearly worthless.
Not sure which you're asking about... Austria used the "krone". A little after World War I ended, they switched to the schilling. Australia used the "Australian pound" until the 1960's.
Food leaflets were not used as weapons in World War 1. The leaflets were dropped to inform people where to find food that had been airdopped.
Dollars
Yuan