..Select Class.. Class I Class II Class III Class IV Class V Class VI Class VII Class VIII Class IX Class X Class XI Class XII Class XI & XII Combined..Select Subject....Select Book Title... R.H. Whittaker (1969) proposed a Five Kingdom Classification . The kingdoms defined by him were named Monera, Protista, Fungi, Plantae and Animalia.Animalia.Animalia. The main criteria for classification used by him include cell structure, body organisation, mode of nutrition, reproduction and phylogenetic relationships. Table 2.1 gives a comparative account of different characteristics of the five kingdoms. The three-domain system has also been proposed that divides the Kingdom Monera into ... NCERT Book Class 11 Biology Chapter 02: Biological classification in Hindi and English Medium in PDF form download here. NCERT sets the academic syllabus for the Class 11 board exams, and their books are prescribed to CBSE students. NCERT PDF for Class 11 Biology Chapter 2: Biological Classification are given here to help students prepare for the 2025-2026 exams. Click now to download Chapter 2: Biological Classification the Free PDF of NCERT Class 11 Biology.