Senior four s4 New Curriculum Geography Questions and Answers

Senior four s4 New Curriculum Geography Questions and Answers Element of Construct OneItem One40 years ago, Banda was a natural swamp with numerous papyrus plants, reptile species and severalbirds. Over time, people started constructing homes within the wetland until it became a township.However, residents still face a number of challenges both during wet and dry seasons and all these areattributed to the fact that the natural swamp is no longer in existence.Task:Explain the problems in Banda, suggest how the residents can overcome them, and show them the valueof conserving the natural environment. SOLUTION Item oneNote; all problems should be well explained with natural resources affected.The problems in Banda include; Encroachment Swamp reclamation Habitat loss/destruction Loss of biodiversity/life forms Flooding Global warming/Greenhouse effect Devegetation The residents can overcome the above problems by; Relocating the township to another place. Revegetation e.g., afforestation. Digging water channels. The values of conserving the natural environment include; The swamp acts as a breeding place ground for aquatic organisms like frogs The swamp is a habitat to many organisms, both plants and animals. The swamp is a source of food to several animals including man. It is a water catchment area for large waterbodies. Swamps purify water for other water bodies. The swamp contributes to the rainfall cycle. Item twoA chemical factory was established on a large river bank, with a view that it needs constant supply ofwater for its machinery and activities. Overtime, the river developed a lot of algal blooms, and the fishermen complained of dwindling numbers of fish species previously caught in large numbers. It was alsonoted that during the establishment of the factory, a lot of soil was heaped along the river bank, and soa lot of deposition goes on into the river. Environmentalists have warned the government about pendingdangers especially during rainy seasons.TaskExplain to the relevant authorities the origin of the problems in Murchison Falls National park, show howthey can be worked upon and sensitize them on the relevancy of the natural interactions that go on insuch communities. Solution Approach Item two.Note; all problems should be well explained with natural resources affected.The problems include; Encroachment Water pollution Over fertilisation/Eutrophication Loss of biodiversity Silting of the river Soil erosion Flooding The solutions to the above problems include; Relocate the factory to a less vitally damaging area Treat the factory effluents Clear the algal blooms from the water sources Desilt the river channel Plant cover crops along the river banks The values of conserving the river and the surrounding area include; The river is a breeding ground for aquatic animals The river is a habitat for aquatic organisms The river contributes to the rainfall cycle It is a source of food (e.g., fish) to man QUESTION THREE Item threeIn order to promote tourism in Murchison fall National, the Uganda Wild life Authority decided to increaseon the number of lions, and these were transferred from Queen Elizabeth National park to the area. TheLion population in Murchison falls National Park grew bigger, and coincidentally, the numbers ofantelopes decreased drastically. With time, the park increasingly became bushy and the game wardensdecided to use fire to control the bushes. During periods of burning, thick smoke covered the atmospherefor the greater part of the day.The National wild life body is now concerned over the challenges in the national park.TaskExplain to the relevant authorities the origin of the problems in Murchison Falls National park, show howthey can be worked upon and sensitize them on the relevancy of the natural interactions that go on insuch communities. SOLUTION APPROACH Item three.Note; the essay should include all problems well explained with natural resources affected. Thesolutions to the problems should be well explained.The origin of the problems in Murchison Falls National Park include; Overpopulation (of lions) Interspecific competition Loss of biodiversity Bush burning Devegetation-Habitat loss Air pollutionThe problems above can be worked upon in the following ways; Reducing the predator population Introducing alternative food sources for the lions Revegetation e.g., afforestation Avoiding bush burningThe relevancy of the natural interactions include; Ensure feeding relationships are maintained Promote biodiversity and conservation Promote eco-tourism whose returns improve the life of man.

Senior four s4 New Curriculum Geography Questions and Answers

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