SQA National 5 Biology Exam Questions By Topic

Animal and Plant Cells, Fungal and Bacterial cells, Practical: Microscopy

The Cell Membrane, Practical: Membrane Permeability, Diffusion, Osmosis, Practical: Osmosis and Diffusion, Active Transport

DNA Structure & Function, Protein Synthesis

Protein Structure & Function, Enzyme Structure & Function, Practical: Enzyme Action, Factors Affecting Enzyme Activity, Practical: Factors Affecting Enzyme Activity

Genetic Engineering

Respiration in cells, Practical: Energy Content of Food, Aerobic Respiration, Fermentation, Comparing Aerobic Respiration and Fermentation, Practical: Investigating Respiration

Mitosis, Practical: Observing Mitosis, Stem Cells, Organisation of Cells

Nervous Control, The Reflex Arc, Practical: Reflex Actions, Hormonal Control, Blood Glucose Regulation

The Gametes, Fertilisation

Types of Variation, Practical: Variation in Organisms, Key Terms in Genetics, Monohybrid Inheritance

Transport System Structure in Plants, Practical: Stomatal Density, The Xylem and Phloem, Practical: The Xylem, Transpiration, Practical: Transpiration

The Blood, Red Blood Cells, White Blood Cells, Circulatory System, The Heart, Practical: Heart Dissection, Blood Vessels

Exchange Surfaces, Adaptations of Exchange Surfaces, Gas Exchange, Practical: Lung Dissection, Nutrient Absorption

Key Terms in Ecology, Ecosystems & Niches, Competition, Practical: Competing for Resources

Factors Affecting Distribution, Measuring Abiotic Factors, Sampling Organisms, Practical: Ecological Sampling, Using Keys, Indicator Species, Biodiversity

The Process of Photosynthesis, Practical: Factors Affecting Starch Production, Using the Products of Photosynthesis, Limiting Factors, Practical: Limiting Factors

Energy Transfers, Ecological Pyramids

Farming Methods, Nitrates, Excess nitrates, Pesticide accumulation

Mutations, Natural Selection, Speciation