Science / Year 8 / Science Understanding / Biological sciences

Curriculum content descriptions

Multi-cellular organisms contain systems of organs carrying out specialised functions that enable them to survive and reproduce (ACSSU150)

Elaborations
  • identifying the organs and overall function of a system of a multicellular organism in supporting the life processes
  • describing the structure of each organ in a system and relating its function to the overall function of the system
  • examining the specialised cells and tissues involved in structure and function of particular organs
  • comparing similar systems in different organisms such as digestive systems in herbivores and carnivores, respiratory systems in fish and mammals
  • distinguishing between asexual and sexual reproduction
  • comparing reproductive systems of organisms
Cross-curriculum priorities
ScOT terms

Plant structure and function,  Body systems

Audio

Cholera's prevention preferable to its cure

This ABC article by Dr Karl describes in detail aspects of how water balance occurs with some interesting examples of when things go wrong. He then outlines the disease, cholera and how it is associated with bacteria carried by water and the disruption to our water balance. Dr Karl looks at the causes and effects of cholera ...

Audio

Choleric waters still run deep with disease

With 884 million people globally not having access to clean drinking water, it comes as no surprise that cholera keeps on killing. Dr Karl explains arguably the most important medical discovery of the 20th century. An excellent resource for the understanding of why cleanliness of water is fundamental to the control of infectious ...

Audio

Killer cholera begins where other diseases end

This ABC article by Dr Karl continues his examination of the causes, effects and treatments for cholera. A good explanation of how the body responds to the disease cholera and when healthy, maintains a balance in its absorption of water through the digestive system. The historical background to developing treatment for ...

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Little red flying-fox skull

This is a colour photograph of the internal skull of a little red flying-fox ('Pteropus scapulatus'). This museum specimen displays two components of the skull: the braincase with fused rostrum and the lower jaw. This image has a pale background and includes a thick black scale line representing 2 cm. (Classification - ...

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Feather fossil

This is a colour photograph of a feather fossilised in mudstone. This specimen is from the Koonwarra fossil bed in the South Gippsland region of Victoria. This fossil shows detail of the feather structure, including the central shaft and attached barbs.

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Bilby skull

This is a colour photograph of the internal skull of a bilby ('Macrotis lagotis'). This museum specimen displays two components of the skull: the braincase with fused rostrum and the lower jaw. This image has a pale background and includes a black scale line representing 2 cm. (Classification - Phylum: Chordata, Class: ...

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Platypus skull

This is a colour photograph of the internal skull of a platypus ('Ornithorhynchus anatinus'). This museum specimen displays two components of the skull: the braincase with fused rostrum and the lower jaw. This image has a pale background and includes a black scale line representing 2 cm. Museum identification labels are ...

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Eastern horseshoe bat skull

This is a colour photograph of the internal skull of an eastern horseshoe bat ('Rhinolophus megaphyllus'). This museum specimen displays two components of the skull: the braincase with fused rostrum and the lower jaw. This image has a pale background and includes a thick black scale line representing 1 cm. (Classification ...

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Phar Lap's skeleton

This is the skeleton of Phar Lap, the famous racehorse, which was born in New Zealand, raced mostly in Australia and died in unexplained circumstances in the United States in 1932.

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Male and female thylacines, 1841

This is a 36 cm x 55 cm hand-coloured lithograph of a pair of thylacines (‘Thylacinus cynocephalus’), commonly called Tasmanian tigers, against a background of small bushes and an open plain.

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Zygomaturus fossil skeleton

This is a colour photograph of a 'Zygomaturus tasmanicus' fossil skeleton. The skeleton is a museum specimen and has been braced with metal rods. It is displayed in a standing posture.

Audio

Gus Nossal describes his most noted medical research, 2008

This is an edited sound recording of Sir Gustav Nossal describing the medical research for which he became internationally known. He outlines his contributions to the emerging science of immunology in the 1950s-70s, and how other researchers have been able to make further discoveries based on his initial work. The recording ...