It is outright prohibited for Ashkenazim (since rice is not permitted). However, it is usually prohibited for Sephardim and Mizrahim as well since Rice-based cereals usually contain other grains in addition to the rice (such as barley, wheat, sorghum, or millet). It is these other grains that would make it prohibited for Sephardim and Mizrahim.
It is kosher for Sephardim and Mizrahim only. It is prohibited for Ashkenazim.
Rice flour is prohibited by Ashkenazim on Passover, but permitted by Sephardim and Mizrahim.
That depends how it's prepared.
Bran is derived from grains and therefore chametz.
For Ashkenazim: no, because they have a custom of abstaining from legumes, peas, seeds, rice (etc.) on Passover. For Sephardim: yes, if the label has a certification of being kosher for Passover.
It would have to be certified kosher for Passover.
The label has to say "Kosher for Passover"
Yes, only if they are specifically certified kosher for passover. You can find kosher for Passover olives at any Jewish supermarket
There is no scientific name for rice bran. Rice bran gets its name from the plant, which is the rice, Bran is the outer part of the grain.
Rice (regardless of type) is classified as 'kitniyot'. This means that Ashkenazi Jews will not eat it during Passover but some Sephardi and Mizrachi groups will.
It can be, it would require a valid Passover hechsher.
Yes, it can be since it is made from wine, which can be Kosher for passover if created under appropriate supervision. The bottle would require a kosher for Passover hechsher.
If you were able to find corn vinegar that is certified kosher for Passover, it would be kitniyot which means that the majority of Ashkenazi Jews would not use it.
There are kosher food companies that are now making gluten-free products Kosher for Passover and all-year-round. However, something being gluten-free has no bearing on whether or not it is Kosher or Kosher for Passover.
Arugula is an edible leaf and is kosher year round including Passover.