NCERT solutions for Class 11 Biology chapter 9 - Biomolecules [Latest edition]




Solutions for Chapter 9: Biomolecules

Below listed, you can find solutions for Chapter 9 of CBSE, Karnataka Board PUC NCERT for Class 11 Biology.

Exercises [Page 161]

NCERT solutions for Class 11 Biology Chapter 9 Biomolecules Exercises [Page 161]

Exercises | Q 1 | Page 161

What are macromolecules? Give examples.

Exercises | Q 2 | Page 160

Illustrate a glycosidic, peptide and a phospho-diester bond.

Exercises | Q 3 | Page 160

What is meant by tertiary structure of proteins?

Exercises | Q 4 | Page 160

Find and write down structures of 10 interesting small molecular weight biomolecules. Find if there is any industry which manufactures the compounds by isolation. Find out who are the buyers.

Exercises | Q 5 | Page 160

Proteins have primary structure. If you are given a method to know which amino acid is at either of the two termini (ends) of a protein, can you connect this information to purity or homogeneity of a protein?

Exercises | Q 6 | Page 160

Find out and make a list of proteins used as therapeutic agents. Find other applications of proteins (e.g., cosmetics, etc.)

Exercises | Q 7 | Page 160

Explain the composition of triglyceride.

Exercises | Q 8 | Page 161

Can you describe what happens when milk is converted into curd or yoghurt from your understanding of proteins.

Exercises | Q 9 | Page 161

Can you attempt building models of biomolecules using commercially available atomic models (Ball and Stick models).

Exercises | Q 10 | Page 161

Attempt titrating an amino acid against a weak base and discover the number of dissociating ( ionizable ) functional groups in the amino acid.

Exercises | Q 11 | Page 161

Draw the structure of the amino acid, alanine

Exercises | Q 12 | Page 161

What are gums made of ? Is fevicol different ?

Exercises | Q 13 | Page 161

Find out a qualitative test for proteins, fats and oils, amino acids and test, any fruit juice, saliva, and urine for them.

Exercises | Q 14 | Page 161

Find out how much cellulose is made by all the plants in the biosphere and compare it with how much of paper is manufactured by man and hence what is the consumption of plant material by man annually. What a loss of vegetation!

Exercises | Q 15 | Page 161

Describe the important properties of enzymes.


Solutions for Chapter 9: Biomolecules


NCERT solutions for Class 11 Biology chapter 9 - Biomolecules has the CBSE, Karnataka Board PUC Mathematics Class 11 Biology CBSE, Karnataka Board PUC solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. NCERT solutions for Mathematics Class 11 Biology CBSE, Karnataka Board PUC 9 (Biomolecules) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.

Further, we at provide such solutions so students can prepare for written exams. NCERT textbook solutions can be a core help for self-study and provide excellent self-help guidance for students.

Concepts covered in Class 11 Biology chapter 9 Biomolecules are Chemical Constituents of Living Cells, Biomolecules in Living System, Structure of Proteins, Carbohydrates, Structure and Function of Lipids, Nucleic Acids, Factors Affecting Enzyme Activity, Metabolic Basis for Living, How to Analyse Chemical Composition?, Primary and Secondary Metabolites, Biomacromolecules, Proteins, Nature of Bond Linking Monomers in a Polymer, Dynamic State of Body Constituents – Concept of Metabolism, The Living State, Enzymes - Chemical Reactions, Enzymes - High Rates of Chemical Conversions, Nature of Enzyme Action, Classification and Nomenclature of Enzymes, Enzymes - Co-factors, Enzymes, Polysaccharides.

Using NCERT Class 11 Biology solutions Biomolecules exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in NCERT Solutions are essential questions that can be asked in the final exam. Maximum CBSE, Karnataka Board PUC Class 11 Biology students prefer NCERT Textbook Solutions to score more in exams.

Get the free view of Chapter 9, Biomolecules Class 11 Biology additional questions for Mathematics Class 11 Biology CBSE, Karnataka Board PUC, and you can use to keep it handy for your exam preparation.


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