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Listed under:  Science  >  Life  >  Animal structure and function  >  Body systems  >  Digestion
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Antarctic sea star

This image is a colour photograph of an Antarctic sea star feeding. A sea stars pushes its stomach out through its mouth, releases digestive enzymes and digests its prey. In this image, the yellowish sea star is held above a small tank and can be seen feeding.

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Digestion Experiments

This resource consists of 3 sets of illustrated slides with voice over presenting detailed information and explanations of an experiment used to investigate the action of amylase on starch and the optimum pH for the action of protease on egg white protein. Results are provided and interpreted using tables and graphs. More ...

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Digestion Experiments 2

Students use this resource consisting of ten slides with diagrams, written explanation and voice-over to understand that enzymes work best at a specific pH. There is a two-question quiz and a summary slide.

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Digestion Experiments 1

Students use this resource consisting of thirteen slides with diagrams, written explanation and voice-over to understand that enzymes digest foods so that they can be absorbed into the blood. There is a two-question quiz and a summary slide.

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Digestion Part 2 (sk- Intel)

This brief resource consists of 6 sets of illustrated slides with voice over presenting highly detailed information about the role and function of the various parts of the digestive system starting at the small intestine onwards (it is the second part of a resource).

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Digestion – part 1

This resource consists of 4 sets of illustrated slides with voice over presenting highly detailed information about the process of digestion and the role and function of the various parts of the digestive system up to the small intestine (it is the first part of a resource).

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'Opening of the Free Chapel at Angaston, German Pass', 1844

This is a hand-coloured lithograph print of a drawing by George French Angas (1822-86). It shows a group of men and women, dressed in their Sunday best, picnicking on a slope in front of a small stone chapel in the hills of the Barossa Valley, South Australia, in 1844. The chapel is the only structure in an open woodland ...

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Female emigrants bound for Australia, 1834

This hand-coloured lithograph, measuring 36.0 cm x 22.7 cm and consisting of seven panels of an original ten, depicts in cartoon form the deprivations suffered by single women migrating to Australia in the 1830s. Titled 'FEMALE EMIGRATION!', the scenes follow the story of the women leaving Britain, their rough crossing ...

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Ophir gold diggings in 1851 - asset 3

This is a hand-coloured lithograph made by Thomas Balcombe (1810-61), measuring 27 cm x 47.5 cm, and based on a sketch made on the spot by J Korff. It depicts gold diggings at the confluence of Summer Hill Creek and Lewis Ponds Creek at Ophir in New South Wales. A horseman is shown approaching miners standing near the creek, ...

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Burning of the Garden Palace, Sydney, 1882

This is a colour chromolithograph print measuring 36 cm x 51 cm, showing the huge blaze that destroyed Sydney's Garden Palace (previously used for the International Exhibition) on 22 September 1882.

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City railway terminus, Melbourne, 1854

This is a black-and-white lithograph measuring 12.5 cm x 20 cm, depicting the city terminus of the Melbourne and Hobson's Bay Railway Company in Melbourne in 1854. An early type of steam locomotive is shown approaching a platform where passengers and freight are waiting. The drawing was made by Samuel Thomas Gill and his ...

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'Cradling, Forrest Creek', 1853

This is an 1853 hand-coloured lithographic print, entitled 'Cradling. Forrest Creek'. It was made by Samuel Thomas Gill (1818-80) from a sketch done on the spot as he watched gold miners cradle for gold at Forest Creek (as it was more commonly spelled), in Victoria. One miner scoops water into the cradle, while the other ...

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In digestion

Follow the passage of food through the human body. Select foods and drinks and decide how to digest them. For example, choose to chew, to add saliva to the mouth or add gastric juices to the stomach. Watch how the body reacts to changes. Find out more about digestion along the way and answer questions.

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Plant scan

Show an alien how much you know about plant life on Earth. Answer a quiz on plant structure and function. Identify labels for plant parts. Match each plant part with its function. This learning object is the last in a series of two objects.

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Käkä, chromolithograph, 1888

This is a print of two käkä (native New Zealand parrot, 'Nestor meridionalis') sitting among the crimson flowers of a rata tree. The bird on the left is the rare käkä kura (red käkä), while the one on the right has the more common brown plumage. A fully grown käkä can reach 45 cm in length and weigh between 425 g and 575 ...

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'Rapid Bay, encampment of Yankalilla blacks', 1847

This is a hand-coloured lithograph made in 1847 by James William Giles (1801-70) from a watercolour by George French Angas (1822-86), measuring 35.8 cm x 53.2 cm. It depicts a group of five Indigenous Australian men and a boy holding a spear on the beach at Rapid Bay, South Australia. They are sitting and lying in front ...

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A boxing match in Bendigo, 1853

This is a hand-coloured lithograph, measuring 15.8 cm x 19.5 cm, entitled 'A BENDIGO MILL'. It was made by Samuel Thomas Gill (1818-80) from a sketch he did on the spot as he watched a boxing match in Bendigo, Victoria, and it featured in his publication 'Sketches of the Victoria gold diggings and diggers as they are'. ...

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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.