WA · SCSAQ&A
BiologyQ&A by dot point
A short Q&A bank for every WA Biology syllabus dot point. Each question and answer is drawn directly from our worked dot-point page, so you can scan key concepts before opening the long-form answer.
Unit 3: Continuity of Species
- Describe key biotechnology techniques and evaluate their applications and implications2Q&A pairs
- Describe the structure of DNA, how genes code for proteins, and how DNA is packaged into chromosomes0Q&A pairs
- Explain the semiconservative process of DNA replication and the roles of the enzymes involved2Q&A pairs
- Evaluate the evidence for evolution from fossils, comparative anatomy, biochemistry and biogeography3Q&A pairs
- Explain natural selection and the mechanisms that drive evolution and lead to speciation3Q&A pairs
- Explain how a gene is expressed through transcription and translation to produce a polypeptide2Q&A pairs
- Explain how genetic drift, gene flow, the founder effect and bottlenecks change allele frequencies in a gene pool4Q&A pairs
- Describe the techniques of gene technology including restriction enzymes, PCR, gel electrophoresis and DNA profiling2Q&A pairs
- Apply models of inheritance and explain the sources of genetic variation in populations2Q&A pairs
- Use the Hardy-Weinberg principle to calculate allele and genotype frequencies and test for change1Q&A pairs
- Explain how crossing over, independent assortment and random fertilisation generate genetic variation0Q&A pairs
- Compare mitosis and meiosis and explain how meiosis generates genetic variation4Q&A pairs
- Describe the types of gene and chromosomal mutations, their causes, and their effects on phenotype2Q&A pairs
- Explain how natural selection acts on variation through selection pressures to change populations2Q&A pairs
- Apply patterns of inheritance including dihybrid, codominance, multiple alleles, sex linkage and polygenic inheritance3Q&A pairs
- Interpret pedigrees to determine the mode of inheritance and predict genotypes0Q&A pairs
- Describe selective breeding, transgenic organisms and cloning, and evaluate their applications and implications3Q&A pairs
- Explain how reproductive isolation leads to allopatric and sympatric speciation3Q&A pairs
Unit 4: Surviving in a Changing Environment
- Explain how insulin and glucagon regulate blood glucose concentration by negative feedback2Q&A pairs
- Explain epidemiological terms and evaluate strategies used to control the spread of disease3Q&A pairs
- Explain how animals maintain homeostasis using negative feedback, with reference to thermoregulation and osmoregulation3Q&A pairs
- Explain how plants maintain water balance and respond to environmental stimuli1Q&A pairs
- Distinguish types of immunity and explain how vaccination and herd immunity protect populations3Q&A pairs
- Explain the strategies used to predict and manage the spread of epidemics and pandemics3Q&A pairs
- Explain how the kidney regulates water and solute balance and removes nitrogenous waste3Q&A pairs
- Classify pathogens and explain how infectious diseases are transmitted2Q&A pairs
- Describe the physical, chemical and active defences plants use against pathogens2Q&A pairs
- Explain how tropisms and plant hormones such as auxin allow plants to respond to their environment2Q&A pairs
- Describe the lines of defence and explain the specific immune response and immunity4Q&A pairs
- Explain how endotherms and ectotherms regulate body temperature using behavioural and physiological mechanisms2Q&A pairs
- Describe the modes of transmission of infectious disease and the factors that affect their spread4Q&A pairs