Because they are grown in Australia.
Highly processed foods like fruits and vegetables that require further intervention from man are not grown or exported from Australia.
Nearly all the foods grown in Australia now were originally from seed imported from abroad. However the macadamia nut does come to mind.
There are areas in Australia where good farmland is available and where the majority of Australia's foods are grown. However the vast majority of Australia is arid and not suitable for farming in the European sense of the word.
Many foods are grown in southern Australia. South Australia and Victoria both have large grape (predominantly for wine) growing industries as well as citrus fruit around the river Murray areas.
Peas are grown in Western Australia
Many foods can be grown. For example, oranges can be grown and they typically are grown in Florida. Peaches and other fruits are also grown.
food is grown in Kenya
it is grown on a farm and is added to foods for flavor.
McDonald's does not advertise that any of their foods are grown organically, and since organically grown foods are more expensive, it is unlikely that any of their foods are grown organically.
I do not think there is a name for food grown without pesticide. There is a name for foods grown with pesticides (normally infers chemical pesticide) and there is also a name for foods grown with organic pesticides. But these are two completely different animals.
western Australia