IGCSE Grade 11 Biology – Unit 1: Characteristics and Classification of Living Organisms

Grade Level: 11 Subject: Biology Duration: 45-60 minutes ________________________________________ Learning Objectives: By the end of this lesson, students will be able to: 1. List and describe the seven characteristics of living organisms. 2. Explain why these characteristics are essential for life. 3. Differentiate between living and non-living things based on these characteristics. ________________________________________ Key Vocabulary: • Nutrition • Respiration • Excretion • Growth • Reproduction • Sensitivity • Movement

Explanation of MRS GREN Movement: Ability to change position or location. Respiration: Release of energy from food. Sensitivity: Responding to changes in the environment. Growth: Increase in size and complexity. Reproduction: Producing offspring. Excretion: Removal of waste products. Nutrition: Taking in and using nutrients.