COMPREHENSIVE TEST BANK 2026
VERIFIED QUESTIONS AND SOLUTIONS
100% CORRECT
●● What do carbohydrates do?
Answer: provide energy, in the form of sugars like glucose and fructose,
but they also make up structures like cellulose, which form the cell wall
of plant cells
●● What type of carbohydrate is the most important source of energy?
Answer: mono-, di- and poly-saccharides
●● What are mono and disaccharides?
Answer: polar and soluble in water
●● What are polysaccharides?
Answer: Macromolecules resulting from polymerisation (condensation)
of sugars and are not soluble in water
●● Examples of monosaccharides
Answer: ribose, glucose, fructose, galactose
,●● What forms a disaccharide?
Answer: two monosaccharides linked together by condensation reactions
with glycosidic bonds releasing one H2O molecule
●● Alpha glucose structure
Answer:
●● Beta glucose structure
Answer:
●● Examples of Polysaccharides
Answer: cellulose, glycogen and starch
●● Monomer of Sucrose
Answer: glucose and fructose
●● monomer of maltose
Answer: glucose and glucose
●● monomer of lactose
Answer: glucose and galactose
, ●● monomer of starch
Answer: glucose
●● monomer of glycogen
Answer: glucose
●● monomer of cellulose
Answer: glucose
●● In animals, what carbohydrate stores energy?
Answer: glycogen
●● What jobs do carbohydrates have other than storing energy?
Answer: structural components
●● What differs the polysaccharides all made up of glucose?
Answer: they differ in the arrangement of glucose molecules and
position of the glycosidic bonds
●● Starch arrangement
Answer: amylopectin branched, amylose linear