BECE (Basic Education Certificate Examination) science theory questions: Biology 1. Describe the process of photosynthesis, including the role of light energy, chlorophyll, and the production of glucose. 2. Explain the concept of adaptation, using examples of how plants and animals adapt to their environments. 3. What is the difference between a habitat and a niche? Provide examples. Chemistry 1. Describe the structure of an atom, including the roles of protons, neutrons, and electrons. 2. Explain the concept of chemical bonding, including ionic, covalent, and metallic bonds. 3. What is the difference between an element and a compound? Provide examples. Physics 1. Describe the concept of motion, including speed, velocity, and acceleration. 2. Explain the concept of energy, including kinetic energy, potential energy, and conservation of energy. 3. What is the difference between a conductor and an insulator? Provide examples. Integrated Science 1. Describe the water cycle, including evaporation, condensation, and precipitation. 2. Explain the concept of ecosystems, including producers, consumers, and decomposers. 3. What is the difference between renewable and non-renewable energy sources? Provide examples.