WACE ATAR Biology study plan

Define and distinguish the four scales of biodiversity (genetic, species, ecosystem, functional) and give one WACE-style example of each

Construct a annotated concept map linking ecosystem dynamics terms: abiotic/biotic factors, trophic levels, energy flow, and nutrient cycling

Compare cell ultrastructure of prokaryotes, eukaryotes, plant and animal cells, listing at least six organelles with function and one distinguishing feature each

Practise writing hypotheses and identifying independent, dependent and controlled variables in three short ecosystem scenarios

Model energy transfer through a food web, calculating percentage energy loss between trophic levels and explaining the implications for top-carnivore biomass

Explain the carbon, nitrogen and phosphorus cycles and predict the effect of removing one component from each

Describe the stages of mitosis and meiosis and identify where genetic variation arises

Solve three dihybrid and monohybrid cross problems, showing Punnett squares and stating phenotypic ratios

Analyse population growth models (exponential and logistic) and interpret carrying capacity from given data tables

Explain the mechanisms of natural selection and speciation (allopatric and sympatric) using a named example

Describe DNA structure, replication and protein synthesis, and outline the effect of a point mutation on phenotype

Interpret pedigree diagrams to determine modes of inheritance, including sex-linked traits

Design a valid controlled experiment testing an ecological or cellular variable, writing an aim, hypothesis, method and risk assessment

Select appropriate sampling techniques (quadrats, transects, capture-recapture) for given field scenarios and justify each choice

Evaluate sources of error and reliability in given experimental data and suggest improvements

Construct and interpret tables and graphs (line, bar, scatter) from raw data, including error bars

Describe how scientific knowledge develops over time, using one historical example from cell theory or evolutionary theory

Explain the role of peer review, replication and collaboration in validating scientific claims

Identify and evaluate ethical, social, economic and cultural considerations in a biotechnology or conservation application

Practise interpreting unfamiliar data sets and drawing conclusions supported by specific numerical evidence

Explain how models and theories in genetics and evolution are revised when new evidence emerges

Discuss the influence of social and ethical values on decisions about genetic testing or gene editing

Interpret data on allele frequencies to determine whether a population is evolving

Evaluate the reliability of a secondary source by checking its methodology, sample and funding disclosure

Practise extended-response structure: state a claim, provide evidence, explain the mechanism, and link to the question

Answer three data-analysis questions under timed conditions, extracting trends and anomalies from unfamiliar graphs

Write conclusions that distinguish correlation from causation and acknowledge uncertainty

Self-mark answers against a checklist of command words (describe, explain, evaluate, justify) and rewrite weak responses

Consolidate all four domains by completing one mixed-topic practice paper under exam conditions

Identify the three weakest syllabus dot points from practice results and re-teach each using notes and worked examples

Rehearse definitions and key terms across all domains via spaced recall

Plan and rehearse a strategy for time allocation and question order in the exam