Answer:
I'm a fruit that grows on a tree. Some of my varieties include Red Delicious and Granny Smith.
I have in me potatoes my name is semeler to a day
Five horses follow me to war, all the horses but I didn't.
A fruit on a tree. A tree on a fruit.
This small, rolled tortilla usually has meat or cheese filling, and was originally invented in Mexico.
I stand in one place yet fill the whole room. I can be filled with molten rock and come in every hue. What am I?