ATARMAxxing
QCE BiologyPractice Examination 7
| Reading time | 15 minutes |
| Writing time | 2 hours |
| Total marks | 97 |
| Questions | 38 |
| Structure | Section A — 20 Q, 20 marks · Section B — 7 Q, 27 marks · Section C — 11 Q, 50 marks |
This paper covers
- Sex-linked inheritance and plumage colour in black-throated finch (Poephila cincta)
- Monohybrid and dihybrid crosses with Punnett square construction and probability calculation
- Meiosis as a source of genetic variation — independent assortment and crossing over
- DNA structure, semi-conservative replication, transcription and translation
- Gene expression regulation — epigenetics and transcription factors
- Gene and chromosomal mutations and their phenotypic effects
- Biodiversity measurement — Simpson's Diversity Index, species richness, evenness
- Linnaean taxonomy, binomial nomenclature, molecular phylogeny and cladistics
- Natural selection types, Hardy-Weinberg equilibrium, microevolution and allele frequency change
- Energy flow across trophic levels and biogeochemical cycling (carbon, nitrogen, water)
- Ecological succession, niche theory and interspecific interactions
- Speciation modes, adaptive radiation, divergent and convergent evolution
- Biotechnology — PCR, gel electrophoresis, recombinant DNA technology
Students are permitted to bring into the examination the materials normally allowed for this subject. Answer all questions in the spaces provided.
This is an ATARMAxxing practice paper. It is not an official examination and is not affiliated with, endorsed by, or produced by the VCAA, NESA or the QCAA.
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