Science / Year 9 / Science Understanding / Biological sciences

• TLF-IDM020088

This study guide examines ways Australian cattle and sheep farmers are monitoring and researching how greenhouse gas emissions are being produced by farms and steps farmers use to reduce them. This includes selective breeding programs to produce cattle and sheep whose digestive processes emit less methane, research into ...

• TLF-IDA002819

With Australia’s changing climate we need to adapt to our altering conditions. This is challenging but also possible for humans through behaviour change and infrastructure change (too advanced?) but not quite so easy for our precious wildlife. While water is considered renewable as it functions as part of a water cycle, ...

• TLF-IDA002792

Plants are vulnerable to pests and diseases. This learning activity is designed for children to: understand how to cultivate healthy plants using organic gardening methods; look to natural ingredients as a solution to ridding plants of unwanted pests and diseases; and know how to make a natural pesticide and evaluate the ...

• TLF-IDM020087

This study guide considers the science behind breeding, genetics, health and animal welfare in the cattle and sheep industries - keeping animals free of disease and parasites, improving biodiversity and protecting against feral animals. A range of articles and student activities explores how farmers and scientists are working ...

• TLF-IDM016525

This is a ten question multiple choice quiz on student understanding of issues specific to the Murray-Darling Basin, but are examples of common Australian environmental problems resulting from human activities. This is a non-threatening activity that provides excellent explanations as feedback.

• TLF-IDM016451

This ABC In Depth feature article discusses human potential use rainforest fruit-bearing plants and the need to maintain biodiversity. Many biotic interactions that effect reproduction and dispersal are described. Issues about using seed banks to try to maintain biodiversity are discussed.

• TLF-IDM016590

This minute video segment from Catalyst decade ago describes the Australian initiative, Argo, that has become a major international collaborative project to look at the world's oceans and help understand processes at depth - monitoring the pulse of the global heat balance and giving us vital information on the ocean's role ...

• TLF-IDM016756

All of us have tasted fresh fruits: sweet oranges, bitter gourds, sour plums. But is there a salty fresh fruit? In exploring the answer to this question, you will learn about fruit structure, their role and evolution.

• TLF-IDM017570

Travel back in time in outback Australia and investigate the giant lumbering beasts of the past - the megafauna. Visit a fossil site in Cuddie Springs, New South Wales, where megafauna bones have been discovered. Explore the connection between Aboriginal peoples and megafauna, and theories for the extinction of Australia's ...

• TLF-IDM016170

Students use this resource consisting of four slides with diagrams, written explanation and voice-over to understand the type of observations and measurements that need to be made when studying an ecosystem. There is a two-question quiz and a summary slide.