JAMB UTME - Geography - 2023

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It should be noted that landforms produced by faulting are Rift valley and Block mountain. Rift valley occurs when there are tensional and compression forces operating. Two parallel faults occur and there will be gravitational force leading to the sinking of the land between the faults.

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Denudation is the process of wearing away the Earth's surface by various agents such as water, wind, and ice. It involves the removal and transportation of rocks, sediments, and soil. The correct sequence in which denudation occurs is:
Weathering → Erosion → Deposition
1. Weathering: This is the first step in denudation. Weathering refers to the breakdown and decomposition of rocks and minerals at or near the Earth's surface. It can occur through physical, chemical, or biological processes. Physical weathering involves the mechanical breakdown of rocks into smaller fragments due to factors like temperature changes, frost action, or plant roots. Chemical weathering involves the alteration of rock composition through processes like dissolution, oxidation, or hydrolysis. Biological weathering refers to the breakdown of rocks by living organisms such as plants and animals.
2. Erosion: Once weathering has broken down the rocks, erosion takes place. Erosion is the process of removing and transporting the weathered materials from their original location to a new location. This is often done by agents such as water, wind, glaciers, or gravity. For example, water erosion occurs when rainfall or flowing water carries away sediments, creating channels, gullies, and valleys. Wind erosion happens when strong winds pick up and transport loose particles, leading to the formation of sand dunes and desert landscapes.
3. Deposition: After weathered materials have been eroded and transported, they are eventually deposited. Deposition occurs when the eroded particles and sediments settle down and come to rest in a new location. This can happen when the transporting agent loses energy, such as when a river slows down or when wind speed decreases. Deposited materials can form various landforms such as deltas, alluvial plains, or beaches.
In summary, denudation starts with weathering, where rocks are broken down. Then erosion takes place, transporting the weathered materials. Finally, the eroded materials are deposited in a new location.

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The annual range of temperature is calculated by subtracting the lowest temperature of the year from the highest temperature of the year. From the table, the highest temperature is 32oC (in April) and the lowest is 22oC (in January). Therefore, the annual range of temperature is 32 - 22 = 10oC.

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The wettest month of the year is determined by the month with the highest rainfall. From the table, the highest rainfall is 307mm, which occurs in August. Therefore, the wettest month of the year is August.

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The world is divided into torrid, temperate, and frigid zones under the Greek system of climate classification. 1. Torrid Zone: This zone is the closest to the equator and is known for its hot and humid climate. It experiences high temperatures throughout the year with minimal variations. The torrid zone is characterized by tropical rainforests, savannas, and deserts. 2. Temperate Zone: The temperate zone is situated between the torrid and frigid zones. It has a moderate climate with distinct seasons. The temperatures in this zone vary significantly throughout the year, with warm summers and cool winters. This zone is known for its diverse vegetation, including deciduous forests and grasslands. 3. Frigid Zone: The frigid zone is located in the extreme north and south of the Earth, near the poles. It is known for its extremely cold temperatures, especially during the winter season. The frigid zone is covered with ice, and only a few plants and animals can survive in this harsh environment. In summary, the Greek system of climate classification divides the world into torrid, temperate, and frigid zones, depending on factors such as temperature, humidity, and vegetation.

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Industrial activities such as production, construction etc, monoculture and lumbering are responsible for erosion in the tropics

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Soil erosion by rain can occur when the force of raindrops and the resulting surface runoff remove the top layer of soil. This process can be harmful and lead to the loss of fertile soil needed for growing crops and plant growth. There are several factors that can contribute to soil erosion by rain, but one of the options mentioned does not cause it. Let's analyze each option:

Tropical rainstorms: Tropical rainstorms are often associated with heavy rainfall and intense precipitation. The large amount of rainwater can create powerful runoff that can wash away soil particles and contribute to erosion. Therefore, tropical rainstorms can indeed cause soil erosion by rain.

Scanty vegetation: Vegetation, such as plants and trees, plays a crucial role in preventing soil erosion. The roots of plants help hold the soil together, reducing the impact of raindrops and preventing excessive runoff. When vegetation is sparse or absent, there are no roots to anchor the soil, making it more vulnerable to erosion. So, scanty vegetation can contribute to soil erosion by rain.

Steep slopes: Steep slopes can accelerate the process of soil erosion by rain. When rainwater flows down a steep slope, it gains momentum and power, increasing the force with which it hits the soil. This force can dislodge soil particles and carry them away, leading to erosion. Therefore, steep slopes can cause soil erosion by rain.

Aridity: Aridity refers to dryness or a lack of moisture. In arid regions, rainfall is limited, and the soil may be dry and less prone to erosion caused by rain. The lack of significant rainfall reduces the chances of soil particles being dislodged by raindrops or carried away by runoff, making aridity a factor that does not cause soil erosion by rain.

In conclusion, all the options except aridity can contribute to soil erosion by rain. Tropical rainstorms, scanty vegetation, and steep slopes can all increase the likelihood of soil erosion. However, in arid regions where there is a lack of moisture, the risk of soil erosion caused by rain is reduced.

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Zeugens: These are tabular masses with a layer of soft rock lying beneath layer of hard rock
Rock pedestals: It consist of horizontal layer of hard and soft rocks

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Jebal Azula is a dam which is not used in Gezira scheme

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Political and economic integration can be hindered by powerful colonial ties, religion and political instability but currency should not be an obstacle because there should be an established exchange rate.

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Aridity is a long term lack of rainfall or moisture. Soil erosion cannot take place in an srid area.

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The sun is vertically overhead at the tropic of Capricorn on December 22nd. To understand why, we need to know a few things about the Earth's tilt and its movement around the sun. The Earth is tilted on its axis at an angle of about 23.5 degrees. This tilt is what gives us our seasons. During the year, the Earth moves around the sun in an elliptical path. On two specific days, called the solstices, the sun reaches its highest or lowest point in the sky. These are the days when the tilt of the Earth is most noticeable. On December 22nd, the Northern Hemisphere is tilted away from the sun. This means that the sun appears lower in the sky and its rays are more spread out. Meanwhile, the Southern Hemisphere is tilted towards the sun. This tilt causes the sun to appear higher in the sky and its rays to be more concentrated. The tropic of Capricorn is located at about 23.5 degrees south of the equator. On December 22nd, the sun is directly overhead at this latitude because the tilt of the Earth causes the sun's rays to be focused at that point. In summary, on December 22nd, the sun is directly overhead at the tropic of Capricorn because of the Earth's tilt and its position in its orbit around the sun.

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A feature of heavy industries is that they are capital-intensive. This means that they require a significant amount of investment in machinery, equipment, and infrastructure to operate efficiently. Unlike light industries, which typically involve smaller-scale operations, heavy industries involve large factories or plants that are designed to produce goods on a larger scale. The term "heavy" in heavy industries refers to the nature of the products being manufactured, such as machinery, steel, chemicals, and automobiles. These products often require heavy machinery and specialized equipment to produce. Due to their large-scale operations and the need for substantial capital investment, heavy industries usually have a longer payback period for their investments. Some examples of heavy industries include manufacturing plants for automobiles, oil refineries, steel mills, and chemical production facilities. These industries usually have a higher production capacity and require a significant amount of resources and manpower to operate. In summary, heavy industries are characterized by their capital-intensive nature, large-scale operations, and production of goods that require heavy machinery. These industries play a crucial role in the economy by producing essential products and contributing to employment opportunities.

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The rock that is produced by the solidification of magma within the Earth's crust is called **plutonic rock**. Plutonic rocks are also known as intrusive rocks. Magma is molten rock that is found beneath the Earth's surface. When this magma cools down slowly, it solidifies and crystalizes within the Earth's crust, forming plutonic rocks. This slow cooling process allows for the formation of large mineral crystals within the rock. One key characteristic of plutonic rocks is that they have a coarse grain texture. This means that the mineral crystals within the rock are visible to the naked eye. Examples of plutonic rocks include granite, diorite, and gabbro. In contrast, **extrusive rocks** are formed from lava that cools quickly on the Earth's surface. When lava erupts from a volcano and cools rapidly, it forms extrusive rocks. These rocks, such as basalt and pumice, have a fine-grained texture because the fast cooling does not allow for the growth of large mineral crystals. On the other hand, **sedimentary rocks** are formed from the compaction and cementation of sediments (such as sand, silt, and clay) that have been deposited by water, wind, or ice. Sedimentary rocks, like sandstone and limestone, often contain fossils and layers. Lastly, **metamorphic rocks** are formed by the transformation of existing rocks due to high temperature and pressure deep within the Earth's crust. Examples of metamorphic rocks include marble and quartzite. To summarize, plutonic rocks are produced by the slow solidification of magma within the Earth's crust, resulting in coarse-grained rocks with visible mineral crystals.

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Water vapour is turned into water droplets by the process of **condensation**. Condensation occurs when water vapor, which is in the gaseous state, comes into contact with a cool surface or cool air. When the temperature of the water vapor decreases, the water molecules slow down and move closer together. This causes the water vapor to transform into liquid water, forming water droplets. To understand this process better, think of a glass of cold water on a warm day. As the warm air comes into contact with the cold surface of the glass, the water vapor in the air loses heat energy and condenses into water droplets on the outside of the glass. This is why you observe water droplets forming on the glass. Similarly, when warm, moist air rises and comes into contact with cooler air in the atmosphere, or when it encounters cool surfaces such as windows, mirrors, or grass in the early morning, condensation occurs, and water droplets are formed. In summary, condensation is the process where water vapor changes from a gaseous state to a liquid state by cooling down, resulting in the formation of water droplets.

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Nigeria's biggest export is crude oil, a commodity that represents over three-quaters(78.7%) of its total exported goods by value.

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A settlement where two rivers meet is called a confluence town. This term is used to describe a place where two rivers merge or come together. It is also known as a river confluence or simply a confluence. In a confluence town, the two rivers join and flow as one. This merging of rivers creates a unique geographical feature and often leads to the formation of a settlement. The rivers may flow side by side before merging, or one river may flow into the other. The confluence point can be visible as a distinct meeting point or an area where the waters mix. Confluence towns have been historically significant because they often provided essential resources and transportation routes. The availability of water from two rivers made these settlements ideal for various activities such as fishing, trade, and agriculture. The confluence also facilitated transportation and trade routes as it served as a natural meeting point for people traveling along the rivers. These settlements tend to develop into vibrant communities, attracting people for their economic advantages and accessibility. Over time, confluence towns may grow and expand, becoming important centers of commerce, culture, and administration. In summary, a settlement where two rivers meet is called a confluence town. It is a place where two rivers merge or come together, offering valuable resources and opportunities for economic and social development.

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This is due to the fact that there is a large number of warehouses in these regions. These warehouses are storage facilities where the goods are kept prior or after shipping.

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A barchan is a cresentic or moon-shaped structure. A barchan is formed when an obstacle like rocks impedes or prevents the movement of wind

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Plateaux formed together with fold mountains are best described as "intermountain plateaus." Intermountain plateaus are large, elevated flat lands that are found between different mountain ranges. These plateaus are typically formed when tectonic forces cause the Earth's crust to buckle and fold, creating fold mountains. As these mountains rise, the surrounding areas are also uplifted, resulting in the formation of plateaus. Unlike regular plateaus, intermountain plateaus are not as deeply dissected by erosion. This means that they generally have a more even and flat topography compared to other types of plateaus. However, they still exhibit some degree of ruggedness due to the uplift and folding processes that occurred during their formation. Overall, intermountain plateaus are important features of the Earth's landscape. They provide a transitional zone between mountainous regions and the lower-lying areas beyond, and they often serve as essential water catchment areas, playing a crucial role in supplying water to rivers and streams. Their relatively flat terrain also makes them suitable for human activities such as agriculture and transportation.

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Exports from Mali are most likely to pass through the sea port at Abidjan. Abidjan is the **largest port in West Africa** and is strategically located on the Gulf of Guinea. It has extensive infrastructure, including deep-water berths and modern cargo handling equipment, making it capable of handling large volumes of goods. Mali is a landlocked country, meaning it does not have direct access to the sea. Therefore, to export its goods, Mali needs to rely on neighboring countries with access to the sea. Abidjan, located in Ivory Coast, is the **most convenient sea port for Mali**. It is relatively close in proximity to Mali and has well-developed road and rail connections, making it an ideal choice for transporting goods from Mali to the port. Furthermore, Abidjan offers a wide range of services to facilitate trade, including customs clearance, storage facilities, and efficient cargo handling. It is also a hub for international shipping, with connections to various ports worldwide, enabling Mali to access global markets for its exports. In summary, due to its geographical proximity, well-developed infrastructure, and convenient transportation links, exports from Mali are most likely to pass through the sea port at Abidjan.

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The part of the earth's crust covered by water bodies is known as the hydrosphere. The hydrosphere includes all the water on Earth, including oceans, seas, lakes, rivers, and even groundwater and atmospheric water vapor.
The hydrosphere plays a crucial role in supporting life on Earth. It provides habitats for a wide range of organisms and helps regulate the planet's climate. The hydrosphere is also a vital source of freshwater, which is essential for drinking, agriculture, and various other human activities.
The term "sial" refers to the upper part of the earth's crust, which is made up of lighter rocks like granite and makes up the continents. Therefore, it is not the correct answer for this question.
The stratosphere, on the other hand, is a layer of the Earth's atmosphere located above the troposphere. It extends from about 10 kilometers (6.2 miles) to 50 kilometers (31 miles) above the Earth's surface. The stratosphere contains the ozone layer, which helps protect the Earth from harmful ultraviolet radiation. However, it is not related to the crust or water bodies, so it is not the correct answer either.
In summary, the correct answer is the hydrosphere, which refers to the part of the Earth's crust covered by water bodies.

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Rye is not a plantation crop. Plantation crops are large-scale crops that are grown specifically for commercial purposes, often on plantations or large farms. These crops are usually labor-intensive and require specialized farming techniques. Cocoa, oil palm, and rubber are all examples of plantation crops. Cocoa is the main ingredient in chocolate, oil palm produces palm oil used in various products, and rubber is used to make tires and other rubber products. On the other hand, rye is a grain crop that is typically grown in small to medium-sized farms. It is used primarily for making bread, whiskey, and animal feed. Unlike plantation crops, rye does not require extensive labor or specialized farming techniques. In summary, rye is not a plantation crop because it is grown on smaller farms and does not have the same commercial scale as crops like cocoa, oil palm, and rubber. These plantation crops have large-scale production and are used in various industries.

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The broad-leafed evergreen and dense equatorial forest of the Amazon basin is called selvas. Selvas is a term used to describe the lush, vibrant rainforest found in the Amazon.
These forests are characterized by their tall trees with large, broad leaves that can capture as much sunlight as possible. The leaves of these trees stay green all year round, giving the forest a constant appearance of being "evergreen."
The Amazon rainforest is also known for its incredible biodiversity, with a wide variety of plant and animal species living in this habitat. This is due to the constant warm and humid climate, as well as the diverse range of ecosystems within the region.
The dense and thick vegetation in the selvas plays a crucial role in maintaining the health of our planet. It serves as a carbon sink, absorbing large amounts of carbon dioxide and releasing oxygen through photosynthesis. Additionally, the Amazon rainforest is often referred to as the "lungs of the Earth" because of its significant contribution to global oxygen production.
In conclusion, the broad-leafed evergreen and dense equatorial forest of the Amazon basin is known as selvas. It is a unique and important ecosystem with immense biodiversity and crucial ecological functions.

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Quartz, feldspar, and mica are three principal minerals that can easily be seen in granite. Granite is a type of igneous rock, which means it is formed from the cooling and solidification of molten magma or lava. It is composed mainly of three minerals: quartz, feldspar, and mica. - **Quartz:** Quartz is a hard and durable mineral that is commonly found in granite. It appears as small or large grains and has a glassy or translucent appearance. It comes in different colors, including clear, white, pink, and gray. - **Feldspar:** Feldspar is the most abundant mineral in granite. It is a group of minerals that have a specific crystal structure. Feldspar can be recognized by its white, pink, or gray color. It often appears as large, elongated grains in granite. - **Mica:** Mica is another mineral commonly found in granite. It has a distinct layered structure and can be easily split into thin, flexible sheets. Mica is often shiny and comes in various colors such as brown, black, or green. When you look at granite, you may see specks or grains of quartz, larger grains of feldspar, and thin layers or flakes of mica. These minerals give granite its characteristic appearance and make it a popular choice for countertops, flooring, and construction materials. It's worth noting that while quartz, feldspar, and mica are the three principal minerals in granite, other minerals may also be present in smaller amounts. However, it is the abundance of these three minerals that gives granite its distinctive texture and appearance.

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An urban settlement is where displaced population settle within agglomeration such as a town or city. People are mainly involved in secondary and tertiary activities like manufacturing and construction. Additionally, dispersed settlement is one of the main types of settlement pattern used to classify rural settlement.

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To determine which month of the year has the highest temperature in station Z, we should analyze the data given in the table.
Looking at the table, we can see that the **temperature values** are given in the column labeled "Temperature (°C)". We need to find the month with the highest temperature value.
By examining the temperature values for each month, we can observe the following:
- In **April**, the temperature is 27°C - In **May**, the temperature is 30°C - In **June**, the temperature is 32°C - In **August**, the temperature is 29°C
From this information, we can clearly see that the month with the **highest temperature** in station Z is **June**, with a temperature of **32°C**.
Therefore, the answer to the question is that **June** is the month of the year with the highest temperature in station Z, as evidenced by the table.

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The sparse population in the middle belt of West Africa can be traced to all of the following except the concentration of industries.

1. Inter-ethnic war: Conflict between different ethnic groups can cause displacement and hinder population growth in the affected areas. It leads to a disruption in the social fabric and discourages people from settling in these regions.

2. Tsetse fly infestation: The presence of tsetse flies, which are carriers of the sleeping sickness disease, can greatly affect human habitation. These flies are notorious for their bites which can transmit the disease to humans and livestock. The presence of tsetse flies in the middle belt of West Africa makes it difficult for people to inhabit the area due to health risks.

3. Arab slave trade in the North: The Arab slave trade, which took place predominantly in North Africa, resulted in the forced migration and enslavement of many African populations. This historic slave trade did not have a direct impact on the sparse population in the middle belt of West Africa.

4. Concentration of industries: The concentration of industries usually leads to urbanization and increased population in certain areas. This option does not contribute to the sparse population in the middle belt of West Africa.

Therefore, the correct answer is that the sparse population in the middle belt of West Africa cannot be traced to the concentration of industries.

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The largest ocean in the world is the Pacific Ocean. It covers the most extensive area compared to the other options listed. The Pacific Ocean stretches from the western coast of North and South America to the eastern coast of Asia and Australia. It is so vast that it is larger than the landmass of all the continents combined.
Its immense size is due to the tectonic plate boundaries that surround it. The Pacific Ocean is bordered by the Ring of Fire, a region that experiences frequent volcanic activity and earthquakes. This constant reshaping of the seafloor has allowed the Pacific Ocean to expand and dominate the Earth's surface.
With an area of approximately 63 million square miles, the Pacific Ocean is home to numerous islands, including Hawaii, Tahiti, and Fiji. It is also famous for its deep trenches, like the Mariana Trench, which is the deepest point in the world's oceans.
The Pacific Ocean plays a vital role in regulating the Earth's climate. It absorbs much of the sun's heat, helping to distribute warmth across the planet. This ocean is also crucial for global transportation and trade, serving as a major marine highway between the Americas, Asia, and Oceania.
In summary, the Pacific Ocean is the largest ocean in the world, encompassing a vast area and serving as a vital component of Earth's climate and global connectivity.

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The buying and selling of goods and services within a country is known as internal trade.

Internal trade refers to the exchange of goods and services between individuals, businesses, and organizations within the borders of a country. It involves the transfer of goods and services from producers to consumers or from one business to another within the same country.

For example, when you go to a local store to buy groceries or when a company sells its products to customers within the country, it is considered internal trade.

Internal trade is an essential part of a country's economy as it enables the circulation of goods and services within the country, stimulates economic growth, creates job opportunities, and fulfills the needs and wants of the people.

International trade, on the other hand, refers to the exchange of goods and services between different countries. Barter is a system of trade where goods or services are exchanged directly without the use of money. Foreign trade specifically refers to the trade between different countries or the import and export activities of a country.

Therefore, in this context, the correct term for the buying and selling of goods and services within a country is internal trade.

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A coastline of emergence refers to a type of coastline where the land is rising relative to the sea level. This rise in land can be caused by geological processes such as tectonic movements or isostatic rebound. One example of a coastline of emergence is a **raised beach**. A raised beach is a coastal landform that was once at sea level but has been lifted up above the current sea level. This lifting can occur due to processes like tectonic activity or changes in the Earth's crust. When the land rises, the shoreline shifts upwards, leaving behind a flat or gently sloping platform. This platform, known as a raised beach, is typically located above the reach of waves and tides. It can vary in width and elevation, extending for several kilometers inland. A raised beach often has distinctive features such as wave-cut notches, terraces, and marine deposits like shells or sediments. These features serve as evidence of its former connection to the sea. It is important to note that a raised beach is just one type of coastline of emergence. Other examples include dalmation coasts, ria coasts, and estuarine coasts. However, among the given options, a raised beach best represents a coastline of emergence.

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A line joining all points of equal salinity is called an isohaline. In simpler terms, an isohaline is a line that connects points in a body of water that have the same level of salinity or saltiness. It is similar to a contour line you might see on a map that connects points of equal elevation. Salinity refers to the amount of salt dissolved in water. Different areas of the ocean, sea, or even a lake can have varying levels of salinity. An isohaline helps us visualize these varying levels by connecting the points with the same salinity. By studying and mapping isohalines, scientists can gain valuable insights into the distribution and movement of saltwater in different bodies of water. This information is important for understanding ocean currents, marine life habitats, and even for managing freshwater resources. To summarize, an isohaline is a line that connects points with the same salinity in a body of water. It helps us understand the distribution and movement of saltwater and is valuable in various scientific studies and resource management.

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A wind-deposited landform refers to a geological feature that is created or shaped by the action of wind carrying and depositing sediments. In this context, out of the four options given, the one that is a wind-deposited landform is **loess**. Loess is a specific type of sediment that is composed of fine particles of silt and clay that have been blown by wind over long distances and eventually deposited. It is typically pale yellow or light brown in color and has a very fine texture. Loess deposits often form in regions with strong and consistent winds, such as dry deserts or the margins of glacial systems. These sediments accumulate over time, often in thick layers, creating distinct landforms. One characteristic feature associated with loess is its ability to be easily eroded by wind and water. This erosion gives rise to unique landforms, such as **yardangs** and **deflation hollows**, which are also mentioned in the given options. A yardang is a ridge of rock that has been carved and streamlined by wind erosion. The wind scours away the loose sediment, leaving behind elongated ridges that run parallel to the prevailing wind direction. Yardangs can vary in size from a few meters to several kilometers long. A deflation hollow, on the other hand, is a depression in the landscape that forms when loose sediments are eroded away by wind, leaving behind a lowered area. These hollows can occur individually or in groups, and their size and shape depend on the intensity and duration of wind erosion. While both yardangs and deflation hollows are features associated with wind erosion, they are not technically wind-deposited landforms since they are created by the removal of sediment rather than the deposition of sediment. In summary, out of the options given, the wind-deposited landform is **loess**. It is a type of fine sediment made of silt and clay particles that are transported and deposited by the wind. Yardangs and deflation hollows, although associated with wind erosion, are not specifically wind-deposited landforms.

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Lake Kossou is Cote d'ivores largest lake. It lies on the Bandama river in the center of the country. It is an artificial lake, created in 1973 by damming the Badama river at kossou

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The river regime generally describes the character of the typical fluctuations of a flow of a river, but can also refer to the mathematical relationship between the river discharge and its width, depth and slope

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Shale rocks are made of clay-sized particles and have a laminated appearance. They are a type of organica sedimentary rock.

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The Dead Sea has the highest salinity among the given options. Salinity refers to the amount of salt dissolved in water. In other words, it is a measure of the saltiness of the water. The Dead Sea is located between Israel and Jordan, and it is actually not a sea but a saltwater lake. What makes the Dead Sea unique is its extremely high salt concentration. The water in the Dead Sea is about 10 times saltier than sea water. There are several reasons why the Dead Sea has such high salinity. Firstly, it is located in a region with a very hot and dry climate, which means that water evaporates quickly. As the water evaporates, the salt gets left behind, increasing the overall concentration of salt in the lake. Secondly, the Dead Sea is landlocked, which means it does not have an outlet or a flow of water that can dilute the salt concentration. Unlike the Mediterranean Sea or the Red Sea, which are connected to the global ocean system, the Dead Sea is a closed basin. As a result, the salt that enters the lake stays there and continues to accumulate over time. Lastly, the Dead Sea region is known for its rich mineral deposits, including salts. These minerals get washed into the lake through rivers and streams, further contributing to the high salinity of the water. In summary, the Dead Sea has the highest salinity among the given options due to its evaporation, lack of connection to the global ocean system, and the presence of mineral deposits. This high salinity creates a unique environment where floating becomes effortless and leads to the formation of salt crystals along the shores.

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**A major function performed by rural settlements is agriculture.** Rural settlements are areas where people live in small towns or villages, often located outside of cities. These settlements are mainly involved in agricultural activities, which means they are focused on farming and cultivating crops. Agriculture is an essential function of rural settlements because it provides food and other resources for the people living there. Farmers grow various crops such as wheat, rice, corn, and vegetables, which are then consumed by the community or sold to nearby towns and cities. In addition to crops, rural settlements may also have livestock like cows, sheep, or chickens, which provide meat, eggs, and dairy products. Agriculture is not only important for providing food, but it also contributes to the local economy. When farmers sell their products, it generates income for the community, allowing them to purchase other necessities and services. Furthermore, agriculture helps to sustain the environment in rural areas. Farmers often practice sustainable farming techniques, such as crop rotation and the use of organic fertilizers, to maintain soil fertility and prevent the depletion of natural resources. Overall, agriculture is a vital function of rural settlements as it supports the livelihoods of the residents, provides food and resources, contributes to the local economy, and helps sustain the environment.

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Annual rainfall in Sierra Leone coastal regions is over 4,800m, which makes it the wettest country in West Africa.

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On June 21, the sun is overhead at the tropic of cancer, resulting in June or summer scistics