Unused glucose that is converted to is stored in the liver.

Answer - Glycogen. 

Glycogenesis is glycogen formation, and it is the primary carbohydrate that is stored in muscle cells and in the liver of animals, from glucose. Glycogenesis happens when the level of glucose in the blood is sufficiently high to permit extra glucose to be stored.

That's  a project for you to do. btw your teacher probably uses a plagiarism detector and if you do copy anything on this site she/ he will find out and instead of getting a good  or bad grade you'll  get a 0 no exceptions, and they'll  probably call ur parents. so do some research ask friends and fam to you.