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Chapters
Chapter 2: Biological Classification
Chapter 3: Plant Kingdom
Chapter 4: Animal Kingdom
Chapter 5: Morphology of Flowering Plants
Chapter 6: Anatomy of Flowering Plants
Chapter 7: Structural Organisation in Animals
Chapter 8: Cell: The Unit of Life
Chapter 9: Biomolecules
Chapter 10: Cell Cycle and Cell Division
Chapter 11: Transport in Plants
Chapter 12: Mineral Nutrition
Chapter 13: Photosynthesis in Higher Plants
Chapter 14: Respiration in Plants
Chapter 15: Plant Growth and Development
Chapter 16: Digestion and Absorption
Chapter 17: Breathing and Exchange of Gases
Chapter 18: Body Fluids and Circulation
Chapter 19: Excretory Products and their Elimination
Chapter 20: Locomotion and Movement
Chapter 21: Neural Control and Coordination
Chapter 22: Chemical Coordination and Integration
Solutions for Chapter 9: Biomolecules
Below listed, you can find solutions for Chapter 9 of CBSE, Karnataka Board PUC NCERT for Class 11 Biology.
NCERT solutions for Class 11 Biology Chapter 9 Biomolecules Exercises [Page 161]
What are macromolecules? Give examples.
Illustrate a glycosidic, peptide and a phospho-diester bond.
What is meant by tertiary structure of proteins?
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.
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?
Find out and make a list of proteins used as therapeutic agents. Find other applications of proteins (e.g., cosmetics, etc.)
Explain the composition of triglyceride.
Can you describe what happens when milk is converted into curd or yoghurt from your understanding of proteins.
Can you attempt building models of biomolecules using commercially available atomic models (Ball and Stick models).
Attempt titrating an amino acid against a weak base and discover the number of dissociating ( ionizable ) functional groups in the amino acid.
Draw the structure of the amino acid, alanine
What are gums made of ? Is fevicol different ?
Find out a qualitative test for proteins, fats and oils, amino acids and test, any fruit juice, saliva, and urine for them.
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!
Describe the important properties of enzymes.
Solutions for Chapter 9: Biomolecules
NCERT solutions for Class 11 Biology chapter 9 - Biomolecules
Shaalaa.com 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.
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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.
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