Bio216 chemistry of carbohydrates, lipid and nucleic acid TMA

Question 1. Which of these disacharides contains identical monosacharide units?

Answer is trehalose

Question 2. Which of these carbohydrates function as antigen determinant of blood group (ABO) system?

Answer is fucose

Question 3. Simple sugar with six carbons are called?

Answer is hexoses

Question 4. A phenomenon where a and b anomers of D-glucose inter convert in aqueous solution is known as ______?

Answer is mutarotation

Question 5. Which of this sugar is not a reducing sugar?

Answer is Sucrose

Question 6. Dental plaque formed by bacteria growing on the surface teeth is rich in ________?

Answer is dextran

Question 7. When aldehyde function of an aldose is oxidised to a carboxylic acid the product is called?

Answer is aldonic acid

Question 8. Which of these reagent cannot be used to determine a reducing sugar?

Answer is wohl’s

Question 9. Which of this sugar is an aldose?

Answer is glucose

Question 10. Glucose has ______ chiral centres

Answer is 4.