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Pregunta 1 Informe
A settlement located where two rivers meet is called a
Detalles de la respuesta
A settlement located where two rivers meet is called a confluence town. A confluence is a point where two or more rivers meet and flow together as one. Settlements located at confluences are called confluence towns because they are situated at a unique and strategic location where two rivers meet. Confluence towns have historically been important for transportation, trade, and agriculture, as well as for strategic and military reasons. They are often located at the intersection of major river systems, making them important hubs for transportation and commerce. The availability of water from two rivers can also make confluence towns ideal locations for farming and irrigation. Therefore, a settlement located where two rivers meet is called a confluence town.
Pregunta 2 Informe
___________ is a layer of very fine wind-deposited sand and silt?
Detalles de la respuesta
Loess is a layer of very fine wind-deposited sand and silt. It is created when wind carries small particles of sediment, such as sand and silt, from one place to another and deposits them in a layer. Loess is usually found in areas with strong winds, such as the prairies of North America, the steppes of Asia, and the deserts of Africa. This type of soil is fertile and is often used for agriculture.
Pregunta 3 Informe
A line joining all points of equal salinity is an
Detalles de la respuesta
A line joining all points of equal salinity is an isohaline. In simpler terms, salinity refers to the amount of salt in water, and an isohaline is a line on a map that connects all the points in a body of water that have the same level of salinity. So, if you were to take a water sample at each point along an isohaline, you would find that they all have the same amount of salt in them. Isohalines are important in oceanography and marine biology because changes in salinity can affect the behavior and distribution of marine organisms, as well as ocean currents and other physical processes.
Pregunta 4 Informe
The coastal regions of Sierra leonne record an annual rainfall of over
Detalles de la respuesta
The coastal regions of Sierra Leone record an annual rainfall of over 4,000 mm. Sierra Leone is a country located in West Africa, and its climate is generally tropical, with high temperatures and high humidity. The amount of rainfall that a place receives is determined by a number of factors, including its location and topography. The coastal regions of Sierra Leone are characterized by a dense forest and a humid climate, which is influenced by the Atlantic Ocean. The prevailing winds from the ocean bring moisture and result in high levels of rainfall. This region receives an annual rainfall of over 4,000 mm, which is one of the highest levels of rainfall in the world. The high rainfall is beneficial for agriculture, as it provides the necessary moisture for crops to grow. However, it can also result in flooding and landslides, which can be hazardous for the people living in the region. In summary, the coastal regions of Sierra Leone receive an annual rainfall of over 4,000 mm, which is a result of the region's location and its proximity to the Atlantic Ocean.
Pregunta 5 Informe
The outer structure of the earth is made up of the following except?
Detalles de la respuesta
Pregunta 6 Informe
Which of the following is a problem of landlocked countries
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Pregunta 7 Informe
The best solution to the rapid depletion of forest resources in West Africa is to
Detalles de la respuesta
The best solution to the rapid depletion of forest resources in West Africa is to introduce forest conservation techniques. This approach involves implementing sustainable practices that protect the natural environment and enable communities to benefit from the forest resources without damaging them. It includes measures such as reducing deforestation, promoting reforestation, and enforcing laws against illegal logging and other harmful activities. Reserving hectares of land for plantations may not be a sustainable solution, as it can lead to monoculture and may not provide the same benefits as natural forests. Importing wood from other countries may exacerbate the problem, as it encourages overconsumption and does not address the underlying issues of deforestation. Employing more forest guards can help deter illegal activities, but it may not be enough without also implementing conservation techniques. Therefore, implementing forest conservation techniques is the best solution as it promotes the sustainable use of forest resources while protecting the natural environment and supporting local communities.
Pregunta 8 Informe
Which of the following towns is not a precolonial town
Detalles de la respuesta
Enugu is not a precolonial town. Precolonial refers to the time period before the colonization of a particular area or region by European powers. In Nigeria, many towns and cities existed before the arrival of the Europeans, and these are referred to as precolonial towns. Ilorin, Bida, and Ibadan are all precolonial towns in Nigeria. They existed as independent kingdoms and city-states with their own unique cultures, traditions, and forms of governance long before the arrival of the Europeans. Enugu, on the other hand, was not a precolonial town. The town was founded in the early 20th century by the British colonial authorities as a coal mining settlement. While there were some settlements and villages in the area before the arrival of the British, Enugu did not exist as a town or city with a defined political and social structure until it was established by the colonial authorities.
Pregunta 9 Informe
The human activity that can improve composition of the atmosphere is
Detalles de la respuesta
Pregunta 10 Informe
Which of the following rocks is organically formed?
Detalles de la respuesta
Coal is the rock that is organically formed. Coal is formed from the remains of ancient plants and trees that died millions of years ago. Over time, these organic materials were buried under layers of sediment and rock, which subjected them to intense pressure and high temperatures. This process caused the organic matter to transform into coal, a black or brown rock that is primarily composed of carbon. In contrast, Gypsum, Grit, and Shale are all rocks that are formed through inorganic processes. Gypsum is formed from the evaporation of saline water, grit is a sandstone that is formed from the accumulation of sand particles, and shale is formed from the accumulation of mud and silt. In summary, coal is the only rock that is formed through organic processes, while gypsum, grit, and shale are formed through inorganic processes.
Pregunta 12 Informe
What is the process of lowering and levelling of the earth surface by gradual breaking and wearing away of such earth's surfaces.
Detalles de la respuesta
Pregunta 13 Informe
If the scale of a map is 2cm to 1km, what is the ground distance if the distance between two towns on the map is 20cm
Detalles de la respuesta
If the scale of a map is 2cm to 1km, it means that for every 2 centimeters on the map, there is a real-world distance of 1 kilometer. To find the ground distance between two towns on the map, we need to convert the distance on the map into a real-world distance. If the distance between the two towns on the map is 20cm, we can start by calculating how many kilometers it represents in the real world. Since the scale is 2cm to 1km, we can divide the distance on the map by 2 to get the real-world distance: 20 cm / 2 = 10 km Therefore, the ground distance between the two towns is 10 kilometers. So the answer is: 10km.
Pregunta 14 Informe
Geo-referencing in GIS is referred to as
Detalles de la respuesta
Geo-referencing in GIS is the process of assigning spatial locations (coordinates) to a dataset, such as an image, map, or survey data, so that it can be viewed, analyzed, and compared with other spatial datasets. The main objective of geo-referencing is to integrate datasets from different sources that have different coordinate systems, projections, and scales into a common reference framework. This enables users to overlay, compare, and analyze different spatial datasets accurately and effectively. Geo-referencing involves aligning the data to a known reference system, such as a map or satellite imagery, and assigning a spatial location to each data point. This process involves identifying control points, which are specific locations that appear in both the data and the reference system, and using them to determine the transformation that is needed to align the data with the reference system. Once the data has been geo-referenced, it can be used for data acquisition, data management, manipulation, and analysis in GIS. Geo-referenced datasets can be used for a wide range of applications, including natural resource management, urban planning, environmental monitoring, and disaster management.
Pregunta 15 Informe
One of the following surveying instruments is used to set out lines at right angles to the main chain line
Detalles de la respuesta
The surveying instrument used to set out lines at right angles to the main chain line is an optical square. An optical square is a simple, yet precise surveying instrument that consists of two mirrors that are set at exactly 90 degrees to each other. It is used to establish perpendicular lines or right angles to the main chain line during the surveying process. The instrument is set up by placing it on the ground with one mirror facing down the main chain line and the other mirror facing at right angles to the main chain line. To use the optical square, a surveyor would first set up the main chain line using a steel band or another measuring instrument. Once the main chain line has been established, the optical square is set up and aligned with the main chain line. The mirror facing down the main chain line reflects the view of the surveyor along the line, while the other mirror reflects the view at right angles to the main chain line. This allows the surveyor to set out lines at right angles to the main chain line with a high degree of accuracy. In summary, the optical square is a surveying instrument used to set out lines at right angles to the main chain line by reflecting views along the main chain line and at right angles to it.
Pregunta 16 Informe
A device for transferring information from analogue map into computer for further manipulation is
Detalles de la respuesta
A device for transferring information from an analogue map into a computer for further manipulation is called a Digitizer. A digitizer is a piece of hardware that is used to convert analogue information into a digital format that can be read and manipulated by a computer. In the case of maps, a digitizer is used to trace the features on a paper map and convert them into a digital format, such as a shapefile or a georeferenced image. This allows the information on the map to be easily manipulated, stored, and analyzed using computer software. An aerial photograph is a type of image that is taken from the air, often from an airplane or drone, and is used to capture information about the land and features on the ground. A global positioning system (GPS) is a network of satellites and receivers that is used to determine the location, speed, and direction of an object on the Earth's surface. A plotter is a type of printer that is used to produce large-format images, such as maps, technical drawings, and architectural plans.
Pregunta 17 Informe
Which of the following is an importance of the atmosphere to living organisms?
Detalles de la respuesta
The importance of the atmosphere to living organisms is that it provides oxygen for animals and plants for respiration. The atmosphere is the layer of gases that surrounds the Earth, and it plays a vital role in supporting life on the planet. One of the most important functions of the atmosphere is that it provides oxygen, which is necessary for the respiration of animals and plants. During the process of respiration, living organisms take in oxygen and use it to convert food into energy. This process is essential for the survival of all living things, and it cannot occur without oxygen. Additionally, plants use the process of photosynthesis to produce oxygen, which is then released into the atmosphere for animals to breathe. In addition to providing oxygen, the atmosphere also plays a role in regulating the Earth's temperature and protecting living organisms from harmful solar radiation. The atmosphere also provides a medium for weather patterns to form, which are important for the distribution of water and other resources that support life. Therefore, it can be concluded that the most important function of the atmosphere to living organisms is providing oxygen for respiration.
Pregunta 18 Informe
Which of the following tourist centres is wrongly paired?
Detalles de la respuesta
The tourist center that is wrongly paired in the given options is "Eiffel Tower - Germany." The correct country for the Eiffel Tower is France, not Germany. The Eiffel Tower is a wrought-iron lattice tower located on the Champ de Mars in Paris, France. It is one of the most recognizable structures in the world and is a symbol of Paris and France. It was constructed between 1887 and 1889 as the entrance to the 1889 World's Fair, and it has become a global cultural icon of France and one of the most visited tourist attractions in the world. Therefore, the correct pairing for the Eiffel Tower is France, not Germany.
Pregunta 19 Informe
The function performed by urban to the rural settlement in supply of
Detalles de la respuesta
Urban settlements often supply manufactured goods to rural settlements. Manufactured goods are products that are made using raw materials and processes that transform these materials into finished products. Urban areas often have a higher concentration of factories and industries that produce these manufactured goods, which are then supplied to rural areas. This allows rural residents to access products that they may not be able to produce themselves, such as electronics, household appliances, and other consumer goods. By supplying these goods, urban settlements play an important role in supporting the economic development of rural areas.
Pregunta 20 Informe
Exports from Mali are most likely to pass through the Sea port at
Detalles de la respuesta
Pregunta 21 Informe
On maps, lines drawn to join all places in the ocean having equal degree of salinity are called
Detalles de la respuesta
On maps, lines drawn to join all places in the ocean having equal degree of salinity are called isohalines. Isohalines are similar to contour lines on topographic maps that join all points of equal elevation. However, instead of elevation, isohalines connect all points on a map that have the same salinity in the ocean. Ocean salinity is a measure of the amount of salt dissolved in a given amount of seawater. The salinity of ocean water varies depending on several factors, such as temperature, evaporation, and precipitation. By drawing isohalines on maps, scientists can visualize the patterns of salinity distribution in the ocean and study how it changes over time. The term "isohaline" comes from the Greek word "iso" meaning equal and "haline" meaning salt, so it literally means "equal salt."
Pregunta 22 Informe
The following are the importance of highland in Nigeria except
Detalles de la respuesta
The importance of highlands in Nigeria does not include being a source of minerals. Highlands are elevated areas of land that are generally located at higher altitudes than the surrounding areas. In Nigeria, there are several highland areas, including the Jos Plateau and the Mambilla Plateau. These highlands have several important features and benefits. One of the key benefits of highlands is that they occupy good land that is suitable for agriculture. The higher altitudes often mean cooler temperatures, which can be beneficial for certain crops. Additionally, the soil in highland areas may be richer and more fertile, which can result in higher crop yields. Highlands can also serve as settlement sites, as they are often more defensible than lowland areas. Historically, many highland areas in Nigeria have been used as sites for forts and other defensive structures. Another important feature of highlands is that they are often the source of rivers. The high elevations allow for the accumulation of water, which can then flow downhill and form rivers and other bodies of water. These rivers can be important sources of water for irrigation, as well as for domestic and industrial use. While highlands may contain minerals, they are not typically a major source of mineral resources in Nigeria. Mineral resources in Nigeria are more commonly found in other areas, such as the Niger Delta and the Jos Plateau. In summary, highlands in Nigeria are important for their suitability for agriculture, their historical use as settlement sites, and their role as sources of rivers. While they may contain minerals, this is not typically their primary importance.
Pregunta 23 Informe
Which of the following is not caused by the earth's rotation?
Detalles de la respuesta
Seasonal changes are not caused by the earth's rotation. The earth's rotation is responsible for causing day and night, as the rotation of the earth on its axis causes the sun to appear to rise and set each day. It is also responsible for the deflection of winds and ocean currents. Seasonal changes, on the other hand, are caused by the tilt of the earth's axis as it revolves around the sun. The earth's axis is tilted at an angle of approximately 23.5 degrees, which causes different parts of the earth to receive different amounts of solar radiation as the earth orbits the sun. This results in the changes in temperature and weather patterns that we experience as the seasons. In summary, seasonal changes are not caused by the earth's rotation, but rather by the earth's tilt as it orbits the sun. The earth's rotation, however, does cause day and night and the deflection of winds and ocean currents.
Pregunta 24 Informe
These are areas of crude oil production in Nigeria except
Detalles de la respuesta
Pregunta 25 Informe
Kossou Dam is located on River
Detalles de la respuesta
Kossou Dam is located on the Bandama River. The Bandama River is a major river in Ivory Coast, located in West Africa. The Kossou Dam is one of the largest dams on this river, and it is an important source of hydroelectric power for the country. The dam was built in the 1960s and is located about 60 kilometers north of the city of Yamoussoukro. The Bandama River is approximately 800 kilometers long and is the longest river entirely within Ivory Coast. It is an important source of water for irrigation and other agricultural activities, and it is also an important transportation route for goods and people. The Kossou Dam was built to harness the power of the Bandama River and generate electricity for the country. The dam has a capacity of 174 megawatts and is able to supply power to much of the country. In addition to generating electricity, the dam also helps to control flooding in the area and provides water for irrigation and other purposes. In summary, the Kossou Dam is located on the Bandama River in Ivory Coast. The Bandama River is an important source of water for irrigation and transportation, and the dam is an important source of hydroelectric power for the country.
Pregunta 26 Informe
A major percentage of the world's exports of citrus fruits is from the
Detalles de la respuesta
A major percentage of the world's exports of citrus fruits comes from the Mediterranean region. The Mediterranean region, which includes countries such as Spain, Italy, Greece, and Turkey, has a warm and sunny climate that is ideal for growing citrus fruits such as oranges, lemons, and grapefruits. These fruits are widely cultivated in the region, and a large portion of the production is exported to other countries. This region has long been known for its fertile soils and favorable growing conditions, making it one of the major citrus-producing areas in the world. In addition, the Mediterranean region has a long history of citrus cultivation and a strong tradition of producing high-quality fruit. So, while citrus fruits can be grown in other regions such as the tropical and cool temperate regions, the Mediterranean region remains the largest exporter of these fruits.
Pregunta 27 Informe
The following are responsible for the concentration of industries in eastern United States of America except
Detalles de la respuesta
The option that is not responsible for the concentration of industries in eastern United States of America is "inadequate capital". The concentration of industries in eastern United States is due to the availability of two important factors: a large market and abundant natural resources. The eastern region of the US has a large population that provides a ready market for industrial products. Additionally, the region has numerous natural resources such as coal, iron ore, and waterways that are necessary for industrial production. High technology can also contribute to the concentration of industries in eastern United States as it attracts skilled labor and supports innovation. However, it is not the primary factor responsible for the concentration of industries in the region. On the other hand, inadequate capital would hinder industrial growth and development. Therefore, it cannot be responsible for the concentration of industries in eastern United States.
Pregunta 28 Informe
An important mineral deposit in south Africa which has attracted a large number of white settler is
Detalles de la respuesta
Pregunta 29 Informe
Which of the following is a way of controlling soil erosion
Detalles de la respuesta
Contour ploughing is a way of controlling soil erosion. Soil erosion is the process of the removal of topsoil by agents such as wind or water. When the topsoil is removed, it leads to the loss of important nutrients and organic matter that are necessary for plant growth. Soil erosion also leads to the degradation of the soil structure, making it difficult for plants to grow. Contour ploughing involves ploughing furrows along the contours of a slope rather than up and down. This helps to slow down the runoff of water and reduce soil erosion. By ploughing along the contour, the furrows act as a barrier that traps water and allows it to soak into the soil. This helps to improve the water-holding capacity of the soil, which is essential for plant growth. In summary, contour ploughing is an effective way of controlling soil erosion because it helps to slow down the runoff of water and reduce soil loss.
Pregunta 30 Informe
Nigeria is located between longitudes
Detalles de la respuesta
Nigeria is located between longitudes 3°E and 15°E. Longitude is a measure of distance east or west of the Prime Meridian, which is an imaginary line that runs from the North Pole to the South Pole and passes through the Royal Observatory in Greenwich, London. The Prime Meridian has a longitude of 0°, and all other longitudes are measured in degrees east or west of the Prime Meridian. Nigeria is located in West Africa, and its easternmost point is about 3°E, while its westernmost point is about 15°E. Therefore, Nigeria is located between longitudes 3°E and 15°E.
Pregunta 31 Informe
Cement factory is usually located near
Detalles de la respuesta
Cement factories are usually located near sources of raw materials. Raw materials such as limestone, clay, shale, and other minerals are used to produce cement. These materials are usually found in abundance in certain geological formations or deposits. Transporting these raw materials over long distances can be costly and time-consuming, so it makes sense for cement factories to be located as close as possible to the sources of these materials. This helps to keep production costs low and ensures a steady supply of raw materials for the factory. Additionally, being close to the raw materials can also help to reduce the environmental impact of the factory. If the raw materials have to be transported over long distances, this can lead to increased emissions from transportation vehicles, which can contribute to air pollution and climate change. Therefore, to ensure the efficient and sustainable production of cement, it is common for cement factories to be located near sources of raw materials.
Pregunta 32 Informe
The dam which is not used in the gezira is the
Detalles de la respuesta
None of the options provided, including A swan, are a dam in the Gezira region of Sudan. However, among the major dams in Sudan, the one that is not located in Gezira is the Jebel Azulia Dam. This dam is located on the Blue Nile in the Northern state of Sudan, about 25 kilometers north of the capital city of Khartoum. The Gezira region of Sudan is known for its large irrigation scheme, which utilizes water from the Blue Nile to cultivate various crops. The region has two major dams that are used for irrigation, namely the Sennar and Roseires dams. Therefore, if the question specifically refers to dams in the Gezira region, the answer would be either Sennar or Roseires.
Pregunta 33 Informe
Which of the following is not a graphical representation of statistical data?
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Pregunta 34 Informe
Which of the following zones is the least industrialized in Nigeria?
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Pregunta 35 Informe
Which of the following farming activity best describes the rearing of only animals like cattle, sheep and goat mainly in the savanna belt of the north?
Detalles de la respuesta
Pastoral farming best describes the rearing of only animals like cattle, sheep, and goat mainly in the savanna belt of the north. Pastoral farming is a type of agricultural activity that involves the rearing of domesticated animals, such as cattle, sheep, and goats, in an extensive system, where the animals are allowed to roam freely over large areas of land. Pastoral farming is often practiced in regions with large areas of grassland, such as the savanna belt in the north of Nigeria, where the animals are able to find enough food and water to sustain themselves. Intensive farming, on the other hand, is a type of agricultural activity that involves the intensive use of inputs, such as land, labor, and capital, to maximize production. Intensive farming is often practiced in regions with high population densities and limited land resources. Animal farming is a general term that can refer to any type of farming that involves the rearing of animals, including both pastoral and intensive farming. Mixed farming is a type of agricultural activity that involves the simultaneous production of crops and livestock, often on the same piece of land.
Pregunta 36 Informe
The following are seaports used in the North Atlantic sea route except
Detalles de la respuesta
Pregunta 37 Informe
The following are volcanic mountains except
Detalles de la respuesta
Monadnock of the USA is not a volcanic mountain. Volcanic mountains are formed when molten rock (magma) rises to the surface and erupts, building up layer upon layer of solidified rock and ash. Some examples of well-known volcanic mountains include Cotopaxi in Ecuador, Mount Fuji in Japan, and Mount Merapi in Sumatra. Monadnock, on the other hand, is a type of mountain called a monadnock or inselberg, which means "island mountain." These are isolated hills or mountains that rise abruptly from surrounding flat or gently sloping terrain and are often made of hard, resistant rock that has not been worn away by erosion. Monadnock is a monadnock and was formed through the uplift of a large mass of rock and the subsequent erosion of the surrounding land.
Pregunta 38 Informe
__________ is a highland area which seperates the headstreams of rivers flowing in different directions but rising from the same mountainous source
Detalles de la respuesta
The term that fits the given definition is "watershed." A watershed is a highland area that separates the headwaters of rivers that flow in different directions but originate from the same mountainous source. Think of it as a dividing line that determines which direction rainwater will flow. Rain that falls on one side of the watershed will flow into one river, while rain that falls on the other side will flow into a different river. This separation is important because it affects the water quality and quantity of each river, and it can have significant impacts on the ecosystems that depend on those rivers.
Pregunta 40 Informe
The benefits of international trade to developing nations include the following except
Detalles de la respuesta
The option that does not apply to the benefits of international trade to developing nations among those provided is "strains international trade relation". International trade has numerous benefits for developing nations, which include the following: 1. Encourages specialization in production: International trade allows developing nations to focus on producing goods and services that they have a comparative advantage in, such as natural resources or low-cost labor. This specialization leads to increased efficiency and productivity, which can result in higher economic growth and development. 2. Encourages healthy competition: International trade encourages healthy competition between nations, which drives innovation and technological advancements. Developing nations can learn from more developed nations and adopt best practices to improve their own production processes. 3. Enables nations to move from subsistence to mechanized economy: International trade provides access to capital, technology, and expertise that can help developing nations to modernize their economy and move away from subsistence farming or other traditional practices. Therefore, the correct option is that international trade does not strain international trade relations, but rather it can promote cooperation and collaboration between nations, leading to increased economic growth and development.
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