GRADE 12 LIFE SCIENCES (new content framework) Exemplar Assignment: Evolution - evidence MAY 2011 MARKS: 70 TIME: 1 hour 10 minutes This assignment consists of 10 pages. Copyright reserved Please turn over INSTRUCTIONS AND INFORMATION Read the following instructions carefully before answering the questions. 1. 2. 3. 4. Answer ALL the questions. Write ALL the answers on your ANSWER SHEET. Start EACH question on a NEW page. Number the answers correctly according to the numbering system used
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Summaries Synchrony and Casual Relations Between Permian-Triassic Boundary Crises and Siberian Flood Volcanism" by Paul R. Renne‚ Zhang Zichao‚ Mark A. Richards‚ Michael T. Black‚ Ashish R. Basu The paper focuses on the mass extinction that took place at the Permian-Triassic (P-T) boundary‚ as the greatest bio-crisis on Earth‚ whereby almost 90% of the marine species and 70% of terrestrial species were eliminated. This paper regards the Siberian traps‚ the most significant "continental flood volcanism
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Topic: Endangered Species Issue Question: Should Endangered Species be Protected? Since the appeared of the first life on this planet‚ numerous species come and go‚ rendered extinct by natural changes in physical and biological conditions. Because extinction is a natural part of the order‚ if there are many other species still exist‚ some people might wonders why or what so unique about the endangered species that large sum of money and effort is spent in order to save and restore them (Why
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What is Marine Ecology? Marine Ecology is the scientific study of marine-life habitat‚ populations‚ and interactions among organisms and the surrounding environment including their abiotic (non-living physical and chemical factors that affect the ability of organisms to survive and reproduce) and biotic factors (living things or the materials that directly or indirectly affect an organism in its environment). Marine ecology is a subset of the study of marine biology and includes observations at
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Much of humanity’s achievements have been accomplished in the last two centuries: the first automobiles‚ vaccinations against deadly diseases‚ and even spaceships capable of moving humans away from Earth. It seems as if between every scientific achievement‚ there is a shorter and shorter period of time to reach the next stage. It is estimated that ninety-nine percent of what we know about ourselves and the world around us was discovered in the last ten millennia‚ though humans have been around much
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Crystal Cave of Giants The Naica mine is located in Chihuahua‚ Mexico and was first discovered in 1794. The mines primary interest was silver and gold until about the 1900’s when a large-scale mining began as Zinc and Lead become more valuable resources. This is the largest mine in the country that produces lead‚ zinc and silver‚ among other minerals. The entrance is located 1385 m above sea level in the north of the 12km.-long sierra Naica. In April of 2000‚ brothers Elroy and Javier Delgado
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The aim of this essay is to compare the extent of human and natural forces on the formation and retention of two different coastal villages along the North Norfolk coastal zone. NATURAL FORCES ALWAYS ACT….This essay will be evaluating the different coastal management CHOICES measures and how they have impacted the changing coastline‚ and the different elements influencing the choice of coastal protection methods. The coast is the area between the land and the sea. Depending on the elements visible
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The 8irst sea angels’ ancestor lived during Palaeozoic era. This era began approximately 540 million years ago‚ before the domination of dinosaurs in Cretaceous period‚ and lasted about 290 million years. Palaeozoic era is
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TOEFL ® Planner Test Prep test preparation Campus life reading profiCienCy 130 Countries speaking essential listening most widely aCCepted writing go anywhere your ideas do anything CommuniCate beCome suCCessful university Classroom preparation plan suCCess test preparation An eight-week plan to prepare for the TOEFL iBT® test‚ including: • Skill-building activities • Sample TOEFL iBT test questions • Tips for success on test day ... and beyond! TOEFL ® Planner Test Prep
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Marine National Park in the Gulf of Kutch is situated on the southern shore of the Gulf of Kachchh in the Jamnagar District of Gujarat state‚India. In 1980‚ an area of 270 km2. from Okha to Jodiya was declared Marine Sanctuary. Later‚ in 1982‚ a core area of 110 km2 was declared Marine National Park under the provisions of the Wildlife (protection) Act‚ 1972 of India. It is the first national marine park of India. There are 42 islands on the Jamnagar coast in the Marine National Park‚ most of them
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