Section I
Question 1 - 2010 HSC
Evidence supporting the theory of evolution
Section I
Question 1 - 2002 HSC
Determination of genotype of garden pea parents, given that 50% of offspring are short
Section I
Question 2 - 2010 HSC
Method used by Rosalind Franklin during her investigations of the structure of DNA
Section I
Question 5 - 2010 HSC
Role of the gamete in sexual reproduction
Section I
Question 5 - 2002 HSC
Table of results showing effect of ultraviolet radiation on antibiotic resistance in a strain of bacteria
Section I
Question 6 - 2001 HSC
Explanation of why a variety of smaller marsupials has replaced Australian megafauna
Section I
Question 7 - 2001 HSC
Consequence of a mutation that produces a dominant allele
Section I
Question 8 - 2001 HSC
Reason for modifying the one gene-one protein hypothesis to one gene-one polypeptide hypothesis
Section I
Question 9 - 2001 HSC
Identification of an individual's genotype using the family's pattern of inheritance for haemophilia
Section I
Question 10 - 2001 HSC
Genotypes produced during meiosis which includes crossing-over and random segregation of homologous chromosomes
Section I
Question 11 - 2010 HSC
Effect of widespread use of artificial insemination on genetic variation in a population
Section I
Question 11 - 2002 HSC
Mechanism of inheritance for polycystic kidney disease in a family
Section I
Question 13 - 2010 HSC
Correct order of processes involved in replication of DNA
Section I
Question 13 - 2002 HSC
Description of the process of hybridisation frequently used in agriculture
Section I
Question 14 - 2010 HSC
Determination of type of inheritance shown in a pedigree diagram
Section I
Question 14 - 2002 HSC
Technique to measure extent of evolutionary relationship between animals
Section I
Question 15 - 2010 HSC
Reason for change in leaf size as a rainforest vine grows to the top of a tree
Section I
Question 15 - 2002 HSC
Step in DNA replication and protein production in which a mutation would lead to the formation of a new allele
Section I
Question 16 - 2010 HSC
Sequence of events after DNA is subjected to radiation
Section I
Question 19-21 - 2001 HSC
19. Procedure followed in a first-hand investion, including safe work practices. 20. Table showing responses of an ectothermic and an endothermic animal to temperature changes. 21. Contribution of two scientists from a list to the understanding of the chromosomal nature of inheritance.
Section I
Question 21 - 2010 HSC
Complete a table showing results of breeding experiments by Mendel and Morgan.
Section I
Question 22 - 2002 HSC
Construct a table that lists the possible genotypes and the expected frequency of each genotype that could be produced when three pairs of chromosomes divide by random segregation.
Section I
Question 22-24 - 2001 HSC
22a. Effect of cloning on the genetic diversity of a species. 22b. Evolutionary effects of a disease entering an endangered population with some cloned individuals. 23. Explanation of historical practices to increase immunity against smallpox. 24. Relationship between a cause and a symptom of a non-infectious disease.
Section I
Question 23 - 2010 HSC
(a) Explain using an example why hybridisation within a species is carried out. (b) Use an example of a named transgenic species to discuss the social and environmental impact of hybridisation.
Section I
Question 24 - 2002 HSC
Assess the potential impact on genetic diversity of using disease-free tissue from existing plants to clone banana plants.
Section I
Question 25 - 2002 HSC
(a) Define the concept of punctuated equilibrium in evolution. (b) Explain how punctuated equilibrium differs from the process proposed by Darwin.
Section I
Question 25-28 - 2001 HSC
25. Possible future effects of the widespread use of antibiotics on the spread of disease. 26. Reason for taking immune suppressing drugs following an organ transplant and consequence for patients. 27. Assessment of a statement's validity using graphical data. 28. Impact of scientific understanding and technology on developments in reproductive technologies.
Section I
Question 26 - 2002 HSC
Describe a first-hand investigation to verify the effects of pH on the colour of hydrangea flowers.
Section II
Question 30 - 2010 HSC
Using information provided and other relevant knowledge, demonstrate how the practice of biology led to the validation of current theories of evolution.
