yes
yes
True
True
Yes, this is possible.
yes on howrse yes
If you feed a horse alot of sugary treats, yes. One or two is OK once in a while though.
Yes,their teeth are made of enamel just like ours,which makes them prone to cavities too.
For the Howrse riding level 3 question, the answer is true.
Not on Howrse, but this is TRUE in real-life (they are the same as any human teeth!)
Yes, but you can give them sweets about three times a week. It's acually good to give them a lot of sweets without rotting their teeth because if you give then something sugary before you ride, they will be more softer on the bit.
Yes they can.
I do not think so, I think this is a Vet. question. But I think 'No;Probably if you give it alot;Only 1 or 1 1\2 a day or something. I had a horse,I did that and he didn't get cavities. ~Hope this helped