UNIVERSITY OF KWAZULU- NATAL HOWARD COLLEGE EXAMINATION : NOVEMBER 2010 SCHOOL : ENVIRONMENTAL SCIENCES LEVEL : 1 MODULE : ENVIRONMENTAL SYSTEMS CODE : ENVS120 H2 DURATION : 3 HOURS TOTAL MARKS : 100 __________________________________________________________________ INTERNAL EXAMINERS: Mr N Njoya Mr J Lutchmiah EXTERNAL EXAMINER: Dr O Mutanga ______________________________________________________________________ ANSWER EACH SECTION IN A SEPARATE ANSWER
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Points Awarded | 9.50 | Points Missed | 0.50 | Percentage | 95.0% | 1. The major reason for tropical deforestation is A) governments clearing forests to build cities. B) hurricane destruction of large regions. C) people clearing forests to open up land for agriculture. D) natural succession as global warming occurs. Points Earned: | 0.5/0.5 | | Correct Answer(s): | C | 2. The reason that the pronghorn antelope is not found outside North America is most likely that A) its
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Aquatic Biome! ! The aquatic biome makes up the largest part of the biosphere‚ covering nearly 75% of the Earth’s surface and consists of the freshwater biome and the marine biome. Freshwater regions consist of ponds‚ lakes‚ streams‚ rivers‚ wetlands and marine regions include oceans‚ coral reefs and estuaries. Marine biomes generally have salt concentrations that average 3%‚ whereas freshwater biomes are usually characterised by a salt concentration of less than 0.1%. The aquatic biome is probably
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Cambodia Biome -Phnom Penh‚ Kandal Province‚ South East-Central Region Kacie Scott - 1261747 1. Cambodia‚ Central Region including Phnom Penh in the Kandal Province located at 11° 30 N of latitude and 104° 55 of longitude (7) 2. The average elevation of Phnom Penh is 20 m. (1) 3. Koppen Code: Aw (4) Annual Sunlight- 2490 hours(3) Monthly Precipitation: (3) January: .7 cm July: 17.1 cm February: 1 cm August: 16 cm March: 4 cm September: 22.4 cm April: 7.7 cm October:
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Oceanic Biome A Biome is a large naturally occurring community of flora and fauna occupying a major habitat. There are a couple different types of biomes. There are six major groups of biomes which are; freshwater‚ marine‚ desert‚ forest‚ grassland‚ tundra. Then these six groups are broken down a bit father. In this paper we will discuss part of the marine biome which is the ocean biome. When one thinks of very large bodies of water such as the ocean‚ we are talking about marine biomes. Instead
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Biomes and Diversity We as humans should be concerned with the extinction rate‚ because it is caused by human activities with toxics and polluntant chemicals that harm a healthy food flow in planting‚ and in fresh water. The loss of species will harm human and threat to human progress scientific studies can help prevent such loss. Also there are medical reasons as well‚ certain species on plants help to process opiates insulin and proteins to treat diseases. We should strive to continue the
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Where it is? Verloren Vallei is a declared Ramsar site or Wetland. The wetland is within the Verloren Vallei Nature reserve near Dullstroom in Mpumalanga. What plants and animals live here? Verloren Vallei is known for its high ground orchard diversity. Bird species occurring here include wattled crane‚ Yellow-breasted pipit‚ Grey- and Redwing francolin‚ Stanley’s bustard‚ Secretary bird and Cape eagle owl. Small antelopes such as Oribi‚ grey rhebuck and duiker‚ and larger mammals such as
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1. Parasitism - one organism‚ known as a parasite‚ lives in or on the other organism‚ known as the host‚ from which it derives nourishment. It is not in the best interest of the parasite to kill the host. 2. Deserts - receive less than 25 centimeters of rain per year; windy. 3. Tundra-permanent frozen layer-permafrost; found north of Taiga and in small patches on the mountain tops called alpine tundra. No trees can live here. During a brief 2 month summer‚ the top layer thaws‚ and many
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Savanna The savanna is a tropical biome monopolized by grasses‚ shrubs‚ and small trees. It’s grassland cover western India‚ northern Australia‚ South America‚ and other parts in Africa. In this biome it is very warm‚ there is little precipitation so there is not a lot of tall trees more like shrubs and bushes. A savanna is categorized between a tropical rainforest and a desert biome it is right in the middle of them. Savannas are created when humans burn grasslands and cut down trees kind of
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Synthesis Essay One: Chaparral Jake Nokes Student K00701244 (Malibujake2010@hotmail.com) Login: Saki Question A The chaparral biome is found in small parts of most continents‚ central and southern California‚ parts of the southwest United States‚ the area adjacent to the Mediterranean Sea‚ and areas of southern Australia‚ South Africa and Chile. The chaparral area in Santa Barbara County is the fourth largest in California in terms of acreage. Chaparral communities occur between 200 and 5000 feet
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