NCERT Solutions for Class 12 Chemistry Chapter 14 Biomolecules


NCERT Solutions for Class 12 Chemistry chapter 14 Biomolecules

In this chapter, we deal with characteristics, functions and structures of biomolecules like carbohydrates, proteins, nucleic acid and hormones. Biomolecules are the synchronous and harmonious progress of chemical reactions in the body which leads to life. It is an important and interesting chapter for the students. This chapter holds 4 marks in the CBSE Board exams. In this chapter, there are a total of 8 intext question and 25 questions in the exercise. The NCERT Solutions for Class 12 Chemistry chapter 14 Biomolecules are designed by our subject experts. This NCERT solution helps students in their preparation of CBSE Board exams as well as in the competitive exams like NEET, JEE Main, etc.

Life is made up of various chemicals and living beings are constituted from chemicals. These chemicals are known as biomolecules such as vitamins, carbohydrates, lipids, and nucleic acid, etc. After completing the NCERT Class 12 Chemistry chapter 14 Biomolecules students will be able to explain the characteristics of biomolecules like proteins, carbohydrates, and nucleic acid; classify proteins, carbohydrates, nucleic acid and vitamins on the basis of their structures; describe the role of biomolecules in biosystem and also able to explain difference between RNA and DNA.

Important terms and points of NCERT grade 12 Chemistry Chapter 14 Biomolecules

  • Carbohydrates and proteins are essential constituents of our food.
  • Carbohydrates are optically active polyhydroxy molecules or ketones or aldehydes. Carbohydrates are classified into 3 groups- monosaccharides, disaccharides, and polysaccharides.
  • Proteins are the polymers of 20 different \alpha-amino acids. These amino acids are linked by peptide bonds.
  • Vitamins additional food factors required in the diet.

Topics and Sub-topics of NCERT Class 12 Chemistry Chapter 14 Biomolecules

14.1 Carbohydrates

14.2 Proteins

14.3 Enzymes

14.4 Vitamins

14.5 Nucleic Acids

14.6 Hormones

NCERT Solutions for Class 12 Chemistry Chapter 14 Biomolecules- Exercise Questions

Q-14.1 What are monosaccharides?

Q-14.2 Glucose or sucrose are soluble in water but cyclohexane or benzene (simple six-membered ring compounds) are insoluble in water. Explain.

View All Solved Exercise Questions here.

NCERT Solutions class 12 – Chemistry

Chapter 1

The Solid State

Chapter 2


Chapter 3


Chapter 4

Chemical Kinetics

Chapter 5

Surface Chemistry

Chapter 6

General Principles and Processes of isolation of elements

Chapter 7

The P-block elements

Chapter 8

The d and f block elements

Chapter 9

Coordination compounds

Chapter 10

Haloalkanes and Haloarenes

Chapter 11

Alcohols, Phenols, and Ethers

Chapter 12

Aldehydes, Ketones and Carboxylic Acids

Chapter 13


Chapter 15


Chapter 16

Chemistry in Everyday life


NCERT Solutions for Class 12- Subject wise

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NCERT solutions for Class 12 Maths

NCERT solutions for Class 12 Chemistry

NCERT solutions for Class 12 Physics


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