Cambridge IGCSE Biology Exam Questions with 100% Correct Answers

Cambridge IGCSE Biology Exam Questions with 100% Correct Answers Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion, Nutrition - Mrs. Gren Movement - An action by an organism or part of an organism causing a change of position or place Respiration - The chemical reactions in cells that break down nutrient molecules and release energy for metabolism Sensitivity - The ability to defect or sense stimuli in the internal or external environment and to make appropriate responses Growth - A permanent increase in size and dry mass by an increase in cell number or cell size or both Excretion - Removal from organisms of the waste products of metabolism (chemical reactions in cells including respiration), toxic materials and substances in excess of requirements