NCERT Class 11 Biology: Scientific Figures & Vector Diagrams

Taxonomic Hierarchy in true descending order from Kingdom to Species with diagnostic definitions and representative taxa.

Whittaker's 5 Kingdoms comparison matrix with detailed structural schematics of Bacteriophage T4, Tobacco Mosaic Virus (TMV), and Nostoc heterocyst.

Comparative analysis of Algae classes and schematic alternation of generations in plant life cycles.

Cross-sectional diagrams of Acoelomate, Pseudocoelomate, and Coelomate body plans with anatomical hallmarks of Phylum Chordata.

Diagrammatic representation of the five principal placentation patterns and concentric floral whorl architecture.

Comparative cross-sectional architecture of Dicot stem (Sunflower) vs Monocot stem (Maize) highlighting vascular bundle configurations.

Histological schematics of four epithelial tissue varieties with Frog (Rana tigrina) closed double circulatory system.

Molecular architecture of the Fluid Mosaic Model of the plasma membrane with organellar ultrastructure.

Potential energy profile of exothermic catalytic reaction showing activation energy without enzyme vs with enzyme.

Cell cycle division phases wheel and the five distinct morphological stages of Meiotic Prophase I.

The Z-Scheme non-cyclic electron transport flow across Photosystems II and I with thylakoid chemiosmotic ATP synthesis.

Complete metabolic flowchart of aerobic cellular respiration from Glycolysis to the mitochondrial Electron Transport System.

Sigmoid growth curve kinetics alongside photoperiodic flowering responses in Short-Day and Long-Day plants.

Histology of alveolar-capillary diffusion membrane and Sigmoid Oxygen-Hemoglobin Dissociation Curve with Bohr Effect determinants.

Schematic conduction pathway of the human heart alongside annotated clinical Electrocardiogram (ECG) trace.

Structural histology of the nephron and hairpin countercurrent multiplier mechanism between Loop of Henle and Vasa Recta.

Sarcomere ultrastructure from Z-line to Z-line and the ATP-dependent actin-myosin cross-bridge cycling mechanism.

Anatomy of multipolar myelinated neuron and chemical synaptic transmission across the synaptic cleft.

Comparison of water-soluble peptide hormone mechanism via membrane receptors versus lipid-soluble steroid hormone gene activation.