The Ecological Importance of Bees A Sometime in the early Cretaceous period of the Earth’s history, hunting wasps of a certain type became bees by adopting a vegetarian diet: they began to rely more and more on the pollen of plants as a source of protein for themselves and their offspring, as an alternative to insects. …
A new stage in the study and teaching of history For hundreds of years, historians have relied on written or printed documents to provide the bulk of their source materials, and they have largely communicated with students and the wider public by writing books and journal articles. Today, however, the printed word is being superseded …
Yawning How and why we yarn still presents problems for researchers in an area which has only recently been opened up to study When Robert R Provine began studying yawning in the 1960s, it was difficult for him to convince research students of the merits of ‘yawning science1. Although it may appear quirky to some, …
Australian parrots and their adaptation to habitat change A. Parrots are found across the tropic and in all southern hemisphere continents except Antarctica, but nowhere do the display such a richness of diversity and form as in Australia. One- sixth of the world’s 345 parrot species are found there, and Australia has long been renowned for …
The dingo debate Graziers see them as pests, and poisoning is common, but some biologists think Australia’s dingoes are the best weapon in a war against imported cats and foxes. A A plane flies a slow pattern over Carlton Hill station, a 3,600 square kilometre ranch in the Kimberley region in northwest Australia. As the plane …
Pacific navigation and voyaging How people migrated to the Pacific islands The many tiny islands of the Pacific Ocean had no human population until ancestors of today’s islanders sailed from Southeast Asia in ocean-going canoes approximately 2,000 years ago. At the present time, the debate continues about exactly how they migrated such vast distances across …
William Gilbert and Magnetism A The 16th and 17th centuries saw two great pioneers of modern science: Galileo and Gilbert. The impact of their findings is eminent. Gilbert was the first modern scientist, also the accredited father of the science of electricity and magnetism, an Englishman of learning and a physician at the court of …
The importance of law A The law influences all of us virtually all the time, it governs almost all aspects of our behavior, and even what happens to us when we are no longer alive. It affects us from the embryo onwards. It governs the air we breathe, the food and drink we consume, our …
Australian artist Margaret Preston Margaret Preston’s vibrant paintings and prints of Australian flowers, animals and landscapes have delighted the Australian public since the early 1920s. Margaret Preston was born Margaret Rose McPherson in Port Adelaide, South Australia in 1875, the daughter of David McPherson, a Scottish marine engineer and his wife Prudence Lyle. She and …
Questions 1-6 Listen from here Complete the form below. Write NO MORE THAN THREE WORDS AND/OR A NUMBER for each answer. CUSTOMER ORDER FORM Example: ORDER PLACED BY: John Carter ACCOUNT NUMBER 1 COMPANY NAME 2 Envelopes Size A4 normal Colour 3 Quantity 4 Photocopy paper Colour 5 Quantity 6 …
