What is the main reason many of Australia’s unique species are currently in danger of extinction?the introduction of non-native speciesthe proliferation of marsupial species like the kangaroooverhunting by human populationsrising sea levels flooding coastal habitats

In Australia, the number of animals listed as 'vulnerable', 'endangered' or 'critically endangered' are:Group of answer choicesstarting to plateauincreasingstabledecreasing

Human involvement in the extinction of the Megafauna in Australia remains unclear because:Question 12Answera.Associations between stone tools and extinct fauna are uncertainb.No obvious kill sites exist in this countryc.Climate change was profound at this timed.The remoteness of the time period means the evidence may not be preservede.All of the above

Major causes of extinction of different species includesOptions :Habitat loss and over-huntingClimate change and pollutionDeforestationAll options are correc

Prior to the formation of a land bridge about 3 MYA that allowed placental mammals to invade, marsupials were diverse and abundant on what other continent besides Australia?Multiple choice question.AsiaEuropeAfricaSouth America

Outline why early settlers would have benefited from learning some of the traditional bush tucker skills.Describe how Aboriginal Australians living in arid areas find enough water to survive.Identify some reasons that have contributed to dugongs becoming endangered.Outline three possible hypotheses for the extinction of Australia’s megafauna.Outline two reasons why Aboriginal people used to set fire to the vegetation.