It all depends on what country and that specific countries laws. Majority of the time you would be required by that countries government to live and work in that country for a certain period of years legally before they would give you citizenship. Israel is an exception where if your Jewish and you want to live in Israel they give you automatic citizenship unlike all the other countries in the world.
Yes
Someone Can Become A Citizen By (1) Birth Or (2) Naturalization.
if your not from this country then you have to take a test, so you can become a citizen
If you leave the country and become a citizen to another country(e.g: Africa), then you lose your citizenship to the country you came from!!!!!
A naturalized citizen - has gone through 'due process'. They Entered the country legally with a passport and ticket, and sought asylum through the proper procedures. A non-citizen has likely entered the country illegally, avoiding immigration checks etc, and has no right to be in the country at all.
of course it can
No. Neither will automatically become citizen of the other country.
an alien
an alien
an alien
Become a French citizen. Passports are issued by the country you're a citizen of.
Basically a Legal American Citizen is one that is born and raised in the US with legal papers of their citizenship in the country.