CBSE Class 12 Chemistry Biomolecules Quiz 1

MCQ Mojo

Quiz Guides

Class 1 Class 2 Class 3 Class 4 Class 5 Class 6 Class 7 Class 8 Class 9 Class 10 Class 11 Class 12

Quiz Guides

CBSE

Class 1 Class 2 Class 3 Class 4 Class 5 Class 6 Class 7 Class 8 Class 9 Class 10 Class 11 Class 12

Toggle dark mode

CBSE › Class 12 › Chemistry › Biomolecules

1/10

0:00

1. During acetylation of glucose it needs ,v moles of.acetic anhydride. The value of x would be

A 3 B 5 C 4 D 1

2. On oxidation with a mild oxidising agent like Br

A saccharic acid B glucaric acid C gluconic acid D valeric acid

3. Invert sugar is

A a type of cane sugar B optically inactive form of sugar C mixture of glucose and galactose D mixture of glucose and fructose in equimolar quantities

4. Which of the following compounds is found abundatly in nature?

A Fructose B Starch C Glucose D Cellulose

5. Glycosidic linkage is an

A amide linkage B ester linkage C ether linkage D acetyl linkage

6. Starch is composed of two polysaccharides which arc

A amylopectin and glycogen B amylose and gtycogen C amylose (20%) and amylopectin (80%) D cellulose and glycogen

7. Maltose is made up of

A two α-D-glucose B normal β-D-glucose C α- and β-D-glucose D fructose

8. Whicn of the following is an example of an aldopentose?

A D-Ribose B Glyceraldehyde C Fructose D Erythrose

9. Identify Z. (a) 2-lodoheptane

10. Which of the following treatment will convert starch directly into glucose?

A Heating with dilute H B Fermentation by diastase C Fermentation by zymase D Heating with dilute NaOH

Practice more on Biomolecules

Quiz 1 Quiz 2 Quiz 3 Quiz 4

MCQ Mojo

Free chapter-wise MCQ practice with instant answers and explanations for CBSE classes 6–12 — plus timed mock tests. Learn smarter, score higher.