Question

Which of the following is the name given to a carbohydrate containing two monomers?

Disaccharide
Decasaccharide
Monosaccharide
Polysaccharide

Answer 1

Disaccharide forms when two monomers join.

Answer 2

the key is in the question, "two monomers". Two is prefix for "di"

so it must be a disaccharide.

deca means 10.
mono means 1
poly means many