Biology MCQs-XI Study Chapter wise MCQs for class XI CBSE syllabus Table of Contents Toggle Biology MCQs-XIUnit-1 Diversity in the Living WorldUnit-2 Structural Organization in Plants and AnimalsUnit-3 Cell-Structure and FunctionUnit-4 Plant PhysiologyUnit-V Human Physiology Unit-1 Diversity in the Living World Unit-2 Structural Organization in Plants and Animals Unit-3 Cell-Structure and Function Unit-4 Plant Physiology Unit-V Human Physiology