Band

Exemplary

Component: Biology Skills

Question 16

Section I Question 16 - 2002 HSC

Discuss a statement about prevention as a modern method of disease control.

Question 17

Section I Question 17 - 2002 HSC

(a) Draw an outline diagram of a transverse section of a plant root. (b) Describe a current theory about the movement of materials through phloem tissue in plants.

Question 18

Section I Question 18 - 2002 HSC

Describe improvements to the design of an investigation into the relationship between smoking and lung cancer.

Question 19

Section I Question 19 - 2002 HSC

Explain how a process of water treatment reduces the risk of infection from pathogens in drinking water extracted from a lake.

Question 20

Section I Question 20 - 2002 HSC

Outline how mitosis and cell differentiation assist in the maintenance of health.

Question 21

Section I Question 21 - 2002 HSC

Describe a first-hand investigation used to estimate the size of red blood cells on a prepared microscope slide.

Question 22

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.

Question 23

Section I Question 23 - 2002 HSC

(a, b) Identify an area in a nephron where filtration and reabsorption occur. (c) Discuss the importance of hormone replacement therapy for people who cannot secrete aldosterone.

Question 24

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.

Question 25

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.

Question 26

Section I Question 26 - 2002 HSC

Describe a first-hand investigation to verify the effects of pH on the colour of hydrangea flowers.

Question 27

Section I Question 27 - 2002 HSC

Evaluate the contributions made by Pasteur and Koch to our present understanding of the causes and possible prevention of infectious diseases.

Question 28

Section II Question 28 - 2002 HSC

(a) Organ of Corti; wavelength, frequency and pitch of a sound; structures used by animals to produce sound. (b) Features of the cerebrum, cerebellum and medulla oblongta; regions of the brain involved in speech. (c) Graph of data and statement of relationship between variables; human eye's ability to focus on objects at different distances. (d) Structures and processes in the retina that transform light into electrochemical signals.

Question 30

Section II Question 30 - 2002 HSC

(a) Difference between a haploid and a diploid cell; definition and use of linkage to map chromosomes. (b) Description and justification of the design of a model of DNA. (c) Graph of data; definition of polygenic inheritance; comparison with Mendel's pattern of inheritance. (d) Comparison between selective breeding and gene cloning.

Question 32

Section II Question 32 - 2002 HSC

(a) Definition of half-life of an isotope; one use of radioisotopes in biochemistry; evidence that increased understanding of photosynthesis. (b) Investigation, including control of variables, to test observations by a listed 17th and 18th century scientist. (c) Graph of data; prediction based on data; reason for action spectrum of photosynthesis not matching that of chlorophyll. (d) Explanation of the role of research in confirming the relationship between ATP production and photosynthesis.

Component: Blueprint of Life

Question 22

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.

Question 24

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.

Question 25

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.

Question 26

Section I Question 26 - 2002 HSC

Describe a first-hand investigation to verify the effects of pH on the colour of hydrangea flowers.

Component: Maintaining a Balance

Question 17

Section I Question 17 - 2002 HSC

(a) Draw an outline diagram of a transverse section of a plant root. (b) Describe a current theory about the movement of materials through phloem tissue in plants.

Question 21

Section I Question 21 - 2002 HSC

Describe a first-hand investigation used to estimate the size of red blood cells on a prepared microscope slide.

Question 23

Section I Question 23 - 2002 HSC

(a, b) Identify an area in a nephron where filtration and reabsorption occur. (c) Discuss the importance of hormone replacement therapy for people who cannot secrete aldosterone.

Component: Option - Biochemistry

Question 32

Section II Question 32 - 2002 HSC

(a) Definition of half-life of an isotope; one use of radioisotopes in biochemistry; evidence that increased understanding of photosynthesis. (b) Investigation, including control of variables, to test observations by a listed 17th and 18th century scientist. (c) Graph of data; prediction based on data; reason for action spectrum of photosynthesis not matching that of chlorophyll. (d) Explanation of the role of research in confirming the relationship between ATP production and photosynthesis.

Component: Option - Communication

Question 28

Section II Question 28 - 2002 HSC

(a) Organ of Corti; wavelength, frequency and pitch of a sound; structures used by animals to produce sound. (b) Features of the cerebrum, cerebellum and medulla oblongta; regions of the brain involved in speech. (c) Graph of data and statement of relationship between variables; human eye's ability to focus on objects at different distances. (d) Structures and processes in the retina that transform light into electrochemical signals.

Component: Option - Genetics: The Code Broken?

Question 30

Section II Question 30 - 2002 HSC

(a) Difference between a haploid and a diploid cell; definition and use of linkage to map chromosomes. (b) Description and justification of the design of a model of DNA. (c) Graph of data; definition of polygenic inheritance; comparison with Mendel's pattern of inheritance. (d) Comparison between selective breeding and gene cloning.

Component: Option - The Human Story

Component: The Search for Better Health

Question 16

Section I Question 16 - 2002 HSC

Discuss a statement about prevention as a modern method of disease control.

Question 18

Section I Question 18 - 2002 HSC

Describe improvements to the design of an investigation into the relationship between smoking and lung cancer.

Question 19

Section I Question 19 - 2002 HSC

Explain how a process of water treatment reduces the risk of infection from pathogens in drinking water extracted from a lake.

Question 20

Section I Question 20 - 2002 HSC

Outline how mitosis and cell differentiation assist in the maintenance of health.

Question 27

Section I Question 27 - 2002 HSC

Evaluate the contributions made by Pasteur and Koch to our present understanding of the causes and possible prevention of infectious diseases.