Rastafari is a religion that promotes the smoking of ganja, which is probably illegal in Australia. (People who practice Rastafari don't like the word "Rastafarianism" because the religion opposes "isms" in general).
His father
You can't be Rastafarian just because you smoke weed. Smoking weed (ganja) is part of the Rastafarian faith.
NVQ level 2 and 3 in Health and Social care is what i am looking for as recognised qualifications in Australia.
for being stupid
The main faith in Australia is Christianity.
Yes, provided they have been conducted by an officially recognised celebrant.
when someone noticed it
Australia has never recognised 22 September as the start of Spring. Australia has always recognised Spring as beginning at the start of September rather than from the Vernal equinox.
rastafarian
what are Rastafarian activity
Yes but they are called something else ;)
No.