Biomolecules MCQ Questions for Class 12 Chemistry Chapter 14 with Answers

Find here the NCERT chapter-wise Multiple Choice Questions from Class 12 Chemistry book Chapter 14 Biomolecules with Answers Pdf free download. This may assist you to understand and check your knowledge about the chapters. Students also can take a free test of the Multiple Choice Questions of Biomolecules. Each question has four options followed by the right answer. These MCQ Questions are selected supported by the newest exam pattern as announced by CBSE.

MCQ Questions for Class 12 Chemistry With Answers

Q1. The vitamins absorbed from intestine along with fats are

(i) A and D
(ii) A, B
(iii) A, C
(iv) D, B

(i) A and D

Q2. Vitamin A is called

(i) Ascorbic acid
(ii) Retinol
(iii) Calciferol
(iv) Tocoferol

(ii) Retinol

Q3. Invert sugar is

(i) a type of cane sugar
(ii) optically inactive form of sugar
(iii) mixture of glucose and galactose
(iv) mixture of glucose and fructose in equimolar quantities

(iv) mixture of glucose and fructose in equimolar quantities

Q4. Which of the following is a disaccharide ?

(i) Lactose
(ii) Starch
(iii) Cellulose
(iv) Fructose

(i) Lactose

Q5. Which of the following biomolecules is insoluble in water?

(i) a-Keratin
(ii) haemoglobin
(iii) ribonuclease
(iv) adenime

(i) a-Keratin

Q6. The deficiency of vitamin B1 causes which disease?

(i) Beriberi
(ii) Rickets
(iii) Anaemia
(iv) Xerosis

(i) Beriberi

Q7. Glycosidic linkage is an

(i) amide linkage
(ii) ester linkage
(iii) ether linkage
(iv) acetyl linkage

(iii) ether linkage

Q8. Which one is a disaccharide ?

(i) Glucose
(ii) Fructose
(iii) Xylose
(iv) Sucrose

(iv) Sucrose

Q9. Which one of them is not a protein?

(i) Wool
(ii) Nail
(iii) Hair
(iv) DNA

(iv) DNA

Q10. An example of non-reducing sugar is

(i) Sucrose
(ii) Lactose
(iii) Maltose
(iv) None

(i) Sucrose

Q11. Maltose is made up of

(i) two α-D-glucose
(ii) normal β-D-glucose
(iii) α- and β-D-glucose
(iv) fructose

(i) two α-D-glucose

Q12. A carbohydrate that cannot be hydrolysed into simpler units is called

(i) polysaccharides
(ii) trisaccharides
(iii) disachharides
(iv) monosaccharides

(iv) monosaccharides

Q13. Which of the following has a branched chain structure

(i) Amylopectin
(ii) Anylose
(iii) Cellulose
(iv) Nylon

(i) Amylopectin

Q14. Which of the following is a water-soluble vitamin?

(i) Vitamin E
(ii) Vitamin K
(iii) Vitamin B
(iv) Vitamin A

(iii) Vitamin B

Q15. Whicn of the following is an example of an aldopentose?

(i) D-Ribose
(ii) Glyceraldehyde
(iii) Fructose
(iv) Erythrose

(i) D-Ribose

Q16. Which among the following is the simplest sugar?

(i) Glucose
(ii) Starch
(iii) Cellulose
(iv) None of these

(i) Glucose

Q17. Glucose reacts with acetic anhydride to form

(i) Monoacetate
(ii) Tetraacetate
(iii) Penta-acetate
(iv) Hexa-acetate

(iii) Penta-acetate

Q18. Which is sweetest of the following:

(i) Sucrose
(ii) Glucose
(iii) Fructose
(iv) Maltose

(iii) Fructose

Q19. What are the hydrolysis products of sucrose?

(i) Fructose + Fructose
(ii) Glucose + Glucose
(iii) Glucose + Galactose
(iv) D-Glucose + D-Fructose

(iv) D-Glucose + D-Fructose

Q20. Amino acids are the building blocks of

(i) Carbohydrates
(ii) Vitamins
(iii) Fats
(iv) Proteins.

(iv) Proteins.

Q21. The function of enzymes in the living system is to

(i) Maintain pH
(ii) Catalyse biochemical process
(iii) provide immunity
(iv) transport oxygen

(ii) Catalyse biochemical process

Q22. The conversion of maltose into glucose is possible by the enzyme

(i) zymase
(ii) lactase
(iii) maltase
(iv) diastase

(iii) maltase

Q23. Which carbohydrates is an essential constituent of plant cells?

(i) Starch
(ii) Cellulose
(iii) Sucrose
(iv) Vitamins

(ii) Cellulose

Q24. Which base is present in RNA but not in DNA?

(i) Uracil
(ii) Cytosine
(iii) Guanine
(iv) Thymine

(i) Uracil

I Think the given NCERT MCQ Questions for class 12 Chemistry book Chapter 14 Biomolecules with Answers Pdf free download will assist you. If you’ve got any queries regarding CBSE Class 12 Chemistry Biomolecules MCQs Multiple Choice Questions with Answers, drop a comment below and that we will come back to you soon.

MCQ Questions for Class 12 Chemistry with Answers

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