1. Circulatory System & Blood Vessels | Identifying artery structures, comparing arteries and veins, labeling human circulatory pathways, selecting waste products in the blood.

2. Enzymes & Digestion | Enzyme properties, effect of pH on digestive enzymes, location and function of protease, substrate-product relationships, digestion types, enzyme activity factors.

3. Carbon Cycle & Climate Change | Naming carbon cycle processes, role of respiration, identifying greenhouse gases, human actions to reduce CO₂, elements in proteins, definition of carnivores.

4. Population Growth & Ecology | Identifying fish characteristics, defining population, linking growth phases in a fish population graph, explaining population changes.

5. Transpiration & Water Movement | Calculating transpiration rate, describing windspeed effects, explaining water movement in plants, defining leaves as organs.

6. Selective Breeding & Intensive Farming | Egg production increase through selective breeding, disadvantages of intensive farming, methods to improve crop production.

7. Biotechnology & Genetic Modification | Effects of pectinase on fruit juice yield, nutrients in fruits, reasons for bacterial use in biotech, defining genetic modification.

8. Respiration & Gas Exchange | Features of alveoli, organ system classification, aerobic respiration equation, explanation of high respiration rates in muscle cells.