*According to the CBSE Syllabus 2023-24, this chapter has been renumbered as Chapter 13. List of subtopics covered in Chapter 15 – Plant Growth and Development Number Subtopic 15.1 Growth 15.2 Differentiation, Dedifferentiation and Redifferentiation 15.3 Development 15.4 Plant Growth Regulators 15.5 Photoperiodism 15.6 Vernalisation NCERT Solutions for Class 11 Biology Chapter 15 – Plant Growth and Development Class 11th Biology Chapter 15 Plant Growth and Development NCERT Solution is given below. Question 1: Define growth, differentiation, development, dedifferentiation, redifferentiation, determinate growth, meristem and growth rate. Answer (a) Growth It is an irreversible and permanent process, accomplished by an increase…
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*According to the CBSE Syllabus 2023-24, this chapter has been renumbered as Chapter 12. List of subtopics covered in Chapter 14 – Respiration in Plants Number Subtopic 14.1 Do Plants Breathe? 14.2 Glycolysis 14.3 Fermentation 14.4 Aerobic Respiration 14.5 The Respiratory Balance Sheet 14.6 Amphibolic Pathway 14.7 Respiratory Quotient NCERT Solutions for Class 11 Biology Chapter 14 – Respiration in Plants Class 11th Biology Chapter 14 Respiration in Plants NCERT Solution is given below. Question 1: Differentiate between (a) Respiration and Combustion (b) Glycolysis and Krebs’ cycle (c) Aerobic respiration and Fermentation Answer (a) Respiration and combustion Respiration Combustion It…
*According to the CBSE Syllabus 2023-24, this chapter has been renumbered as Chapter 11. List of subtopics covered in Chapter 13 – Photosynthesis in Higher Plants Number Subtopic 13.1 What Do We Know? 13.2 Early Experiments 13.3 Where Does Photosynthesis Take Place? 13.4 How Many Pigments Are Involved in Photosynthesis? 13.5 What Is Light Reaction? 13.6 The Electron Transport 13.7 Where Are the ATP and NADPH Used? 13.8 The C4 Pathway 13.9 Photorespiration 13.10 Factors Affecting Photosynthesis NCERT Solutions for Class 11 Biology Chapter 13 – Photosynthesis in Higher Plants Class 11th Biology Chapter 13 Photosynthesis in Higher Plants NCERT…
List of subtopics covered in Chapter 12 – Mineral Nutrition Number Subtopic 12.1 Methods To Study The Mineral Requirements Of Plants 12.2 Essential Mineral Elements 12.3 Mechanism Of Absorption Of Elements 12.4 Translocation Of Solutes 12.5 Soil As Reservoir Of Essential Elements 12.6 Metabolism Of Nitrogen NCERT Solutions for Class 11 Biology Chapter 12 – Mineral Nutrition Class 11 Biology Chapter 12 Mineral Nutrition NCERT Solution is given below. Question 1: ‘All elements that are present in a plant need not be essential to its survival’. Comment. Answer: Plants tend to absorb different kinds of nutrients from soil. However, a…
List of subtopics covered in Chapter 11 – Transport in Plants Number Subtopic 11.1 Means of transport 11.2 Plant-water relations 11.3 Long-Distance Transport of Water 11.4 Transpiration 11.5 Uptake and Transport of Mineral Nutrients 11.6 Phloem Transport: Flow From Source to Sink NCERT Solutions for Class 11 Biology Chapter 11 – Transport in Plants Class 11 Biology Chapter 11 Transport in Plants NCERT Solution is given below. Question 1: What are the factors affecting the rate of diffusion? Answer Diffusion is the passive movement of substances from a region of higher concentration to a region of lower concentration. Diffusion of…
List of subtopics covered in Chapter 10 – Cell Cycle and Cell Division Number Subtopic 10.1 Cell cycle 10.2 M-phase 10.3 Significance of Mitosis 10.4 Meiosis 10.5 Significance of Meiosis NCERT Solutions for Class 11 Biology Chapter 10 – Cell Cycle and Cell Division Class 11 Biology Chapter 10 Cell Cycle and Cell Division NCERT Solution is given below. Question 1: What is the average cell cycle span for a mammalian cell? Answer The average cell cycle span for a mammalian cell is approximately 24 hours. Question 2: Distinguish cytokinesis from karyokinesis. Answer Cytokinesis Karyokinesis Cytokinesis is the biological process…
List of subtopics covered in Chapter 9 – Biomolecules Number Subtopic 9.1 How to analyse chemical composition? 9.2 Primary and Secondary Metabolites 9.3 Biomacromolecules 9.4 Proteins 9.5 Polysaccharides 9.6 Nucleic Acids 9.7 Structure of Proteins 9.8 Nature of Bond Linking Monomers in a Polymer 9.9 Dynamic State of Body Constituents – Concept of Metabolism 9.10 Metabolic Basis for Living 9.11 The Living State 9.12 Enzymes NCERT Solutions for Class 11 Biology Chapter 9 – Biomolecules Class 11 Biology Chapter 9 Biomolecules NCERT Solution is given below. Question 1: What are macromolecules? Give examples. Answer Macromolecules are large complex molecules that…
List of Subtopics Covered in Chapter 8 – Cell: The Unit of Life Number Subtopic 8.1 What is a Cell? 8.2 Cell Theory 8.3 An Overview of Cell 8.4 Prokaryotic Cells 8.5 Eukaryotic Cells NCERT Solutions for Class 11 Biology Chapter 8 – Cell: The Unit of Life Class 11 Biology Chapter 8 Cell The Unit of Life NCERT Solution is given below. Question 1: Which of the following is not correct? (a) Robert Brown discovered the cell. (b) Schleiden and Schwann formulated the cell theory. (c) Virchow explained that cells are formed from pre-existing cells. (d) A unicellular organism…
List of subtopics covered in Chapter 7 – Structural Organisation in Animals Number Subtopic 7.1 Animal Tissue 7.2 Organ and organ system 7.3 Earthworm 7.4 Cockroach 7.5 Frogs NCERT Solutions for Class 11 Biology Chapter 7 – Structural Organisation in Animals Class 11 Biology Chapter 7 Structural Organisation in Animals NCERT Solution is given below. Question 1: Answer in one word or one line. (i) Give the common name of Periplaneta americana. (ii) How many spermathecae are found in earthworm? (iii) What is the position of ovaries in the cockroach? (iv) How many segments are present in the abdomen of…
List of subtopics covered in Chapter 6 – Anatomy of Flowering Plants Number Subtopic 6.1 The tissues 6.2 The tissue system 6.3 Anatomy of Dicotyledonous and Monocotyledonous Plants 6.4 Secondary growth NCERT Solutions for Class 11 Biology Chapter 6 – Anatomy of Flowering Plants Class 11 Chapter 6 Anatomy of Flowering Plants chapter NCERT Solution is given below. Question 1: State the location and function of different types of meristem. Answer Meristems are specialised regions of plant growth. The meristems mark the regions where active cell division and rapid division of cells take place. Meristems are of three types depending…