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Test: Earth's Movements and Changing Landforms - Class 7 MCQ


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30 Questions MCQ Test Footprints Class 7: Book Solutions, Notes & Worksheets - Test: Earth's Movements and Changing Landforms

Test: Earth's Movements and Changing Landforms for Class 7 2024 is part of Footprints Class 7: Book Solutions, Notes & Worksheets preparation. The Test: Earth's Movements and Changing Landforms questions and answers have been prepared according to the Class 7 exam syllabus.The Test: Earth's Movements and Changing Landforms MCQs are made for Class 7 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Earth's Movements and Changing Landforms below.
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Test: Earth's Movements and Changing Landforms - Question 1

How do tectonic movements contribute to the formation of various landforms on Earth?

Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 1
Tectonic movements play a crucial role in shaping Earth's surface by causing the shifting of tectonic plates. This movement leads to the creation of mountains, valleys, earthquakes, and other geological features. The Earth's lithosphere is divided into several large and small tectonic plates that float on the semi-fluid asthenosphere beneath them. When these plates interact, they can either move apart, collide, or slide past each other, resulting in various landforms and geological events.
Test: Earth's Movements and Changing Landforms - Question 2

How do external processes contribute to the formation of landforms on Earth?

Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 2
External processes such as erosion and sedimentation play a significant role in shaping the Earth's surface by sculpting landforms over time. Erosion involves the wearing away of rocks and soil by natural forces like wind, water, and ice, while sedimentation refers to the deposition of eroded material in new locations. These processes can create diverse landforms such as valleys, canyons, deltas, and coastal features, highlighting the dynamic nature of Earth's surface.
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Test: Earth's Movements and Changing Landforms - Question 3

Which of the following landforms is primarily the result of both internal and external geological processes on Earth?

Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 3
Fjords are unique landforms that are primarily shaped by a combination of internal and external geological processes. These narrow, deep inlets of the sea are formed by the submergence of glaciated valleys, which is influenced by both tectonic activities and glacial erosion. Fjords showcase the intricate interplay between tectonic movements, glacial processes, and sea-level changes in creating distinctive landforms that are characteristic of certain coastal regions around the world.
Test: Earth's Movements and Changing Landforms - Question 4
What landforms can be created as a result of volcanic activities on Earth?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 4
Volcanic activities are responsible for shaping distinct landforms on Earth, including mountains and craters. Volcanoes are vents or openings in the Earth's crust through which molten rock, ash, and gases are ejected. When volcanic material accumulates over time, it can form volcanic mountains. Craters are depressions that result from volcanic explosions or the collapse of volcanic material, creating unique topographical features on the Earth's surface.
Test: Earth's Movements and Changing Landforms - Question 5
What type of forces originate within the Earth's crust and lead to the formation of continents, mountains, and sudden movements like volcanic eruptions?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 5
Endogenic forces are those that originate within the Earth's crust, leading to the slow movement of Earth and the formation of various landforms. These forces include processes like volcanic eruptions, earthquakes, and the uplift of mountains.
Test: Earth's Movements and Changing Landforms - Question 6
Which natural agents are primarily responsible for causing erosion and deposition on the Earth's surface?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 6
Water and wind are the primary natural agents responsible for causing erosion and deposition on the Earth's surface. Water erosion occurs through processes like rivers wearing down rocks, while wind erosion can lead to the formation of dunes in deserts.
Test: Earth's Movements and Changing Landforms - Question 7
What kind of forces originate outside the Earth's crust and bring about changes on the Earth's surface?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 7
Exogenic forces originate outside the Earth's crust and are responsible for shaping the Earth's surface. These forces include processes like weathering, erosion, and deposition caused by agents such as wind, water, and glaciers.
Test: Earth's Movements and Changing Landforms - Question 8
Which type of forces result in the sudden movement of the Earth, such as earthquakes and landslides?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 8
Endogenic forces within the Earth's crust can lead to sudden movements like earthquakes and landslides. These forces are caused by processes such as tectonic plate movements and volcanic activities, resulting in significant geological events that shape the Earth's surface.
Test: Earth's Movements and Changing Landforms - Question 9
What geological phenomenon is primarily responsible for the formation of mountains, trenches, and areas with heightened volcanic or seismic activity?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 9
Plate convergence is the geological phenomenon responsible for the formation of mountains, trenches, and areas with heightened volcanic or seismic activity. When lithospheric plates collide, they can either form subduction zones where one plate is forced beneath the other, or they can crumple and fold, leading to the uplift of mountain ranges. This collision can also result in the release of seismic energy, leading to earthquakes, and the melting of crustal rocks, causing volcanic activity.
Test: Earth's Movements and Changing Landforms - Question 10
What process is primarily responsible for the creation of continents and ocean basins when lithospheric plates move apart or diverge?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 10
Sea floor spreading is the process primarily responsible for the creation of continents and ocean basins when lithospheric plates move apart or diverge. This process occurs at mid-ocean ridges where new oceanic crust is formed as magma rises up and solidifies, pushing the plates apart. As the plates separate, magma fills the gap, cools, and solidifies, creating new crust. Over time, this continuous process leads to the widening of ocean basins and the formation of new oceanic crust.
Test: Earth's Movements and Changing Landforms - Question 11
What drives the continuous motion of lithospheric plates on the Earth's surface according to the Theory of Plate Tectonics?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 11
The continuous motion of lithospheric plates on the Earth's surface is primarily driven by the heat from the Earth's interior, according to the Theory of Plate Tectonics. This heat originates from the Earth's core and mantle, leading to convection currents in the mantle that drive the movement of the tectonic plates. As the mantle material heats up, it becomes less dense and rises, while cooler, denser material sinks, creating a circular motion that drags the plates along with it.
Test: Earth's Movements and Changing Landforms - Question 12
What is the layer of the Earth that the lithospheric plates are positioned atop and interact with to create various geological features?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 12
The lithospheric plates are positioned atop the asthenosphere, a semi-fluid layer of the Earth's mantle. The asthenosphere lies beneath the lithosphere and is partially molten, allowing the lithospheric plates to move and interact with this ductile layer. The interaction between the rigid lithospheric plates and the flowing asthenosphere is crucial in driving the movement of tectonic plates and shaping the Earth's surface through processes like subduction, sea floor spreading, and continental drift.
Test: Earth's Movements and Changing Landforms - Question 13
How are old fold mountains, such as the Appalachians and the Urals, distinct from new fold mountains like the Himalayas and the Andes?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 13
Old fold mountains, such as the Appalachians and the Urals, were formed millions of years ago through horizontal plate movements and have rounded peaks, gradual slopes, and shorter heights compared to new fold mountains. In contrast, new fold mountains like the Himalayas and the Andes are continuously rising due to ongoing horizontal plate movements, resulting in higher elevations, pointed peaks, and deep valleys.
Test: Earth's Movements and Changing Landforms - Question 14
What geological process is primarily responsible for the formation of mountains like the Rockies and the Alps?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 14
Mountains like the Rockies and the Alps are primarily formed due to the horizontal movement of lithospheric plates on Earth's surface. This movement leads to the compression and folding of the Earth's crust, ultimately resulting in the uplift of mountain ranges.
Test: Earth's Movements and Changing Landforms - Question 15
What distinguishes old fold mountains like the Aravallis from new fold mountains such as the Andes and the Rockies?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 15
Old fold mountains like the Aravallis are characterized by rounded peaks, gradual slopes, and shorter heights, having been formed millions of years ago through horizontal plate movements. On the other hand, new fold mountains such as the Andes and the Rockies are continuously rising due to ongoing horizontal plate movements, resulting in higher elevations, pointed peaks, and deep valleys.
Test: Earth's Movements and Changing Landforms - Question 16
What fundamental geological process is responsible for the creation of both old and new fold mountains?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 16
The fundamental geological process responsible for the creation of both old and new fold mountains is the movement of tectonic plates. When these plates interact, they can collide, leading to the folding, faulting, and uplift of the Earth's crust, ultimately forming mountain ranges like the Appalachians, the Himalayas, and the Andes.
Test: Earth's Movements and Changing Landforms - Question 17
What geological process refers to the wrinkling of Earth's crust due to compression when lithospheric plates collide?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 17
Folding in geology is the process where Earth's crust bends and deforms due to compression when tectonic plates collide. This phenomenon results in the wrinkling and deformation of rock layers. It is a crucial process in the formation of mountain ranges and other geological structures.
Test: Earth's Movements and Changing Landforms - Question 18
Which type of faulting occurs when rocks move horizontally in opposite directions, creating tension that leads to one block of rock moving down compared to the other side?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 18
Normal faulting is a type of faulting where rocks move horizontally in opposite directions, causing tension that leads to one block of rock moving down compared to the other side. This type of faulting is common in areas where the Earth's crust is being pulled apart, such as at divergent plate boundaries.
Test: Earth's Movements and Changing Landforms - Question 19
What geological feature is created when faulting leads to the land between two parallel faults either rising or remaining at the same level while surrounding areas sink?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 19
Block mountains are geological features that are created when faulting causes the land between two parallel faults to either rise or remain at the same level while the surrounding areas sink. These mountains are characterized by steep cliffs and flat on top due to the uplifting caused by tectonic forces.
Test: Earth's Movements and Changing Landforms - Question 20
Which geological structure is an example of a rift valley formed by faulting?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 20
The East African Rift Valley is an example of a rift valley formed by faulting. This geological feature is a result of the Earth's crust being pulled apart, leading to the formation of a large trench bordered by steep cliffs. The East African Rift Valley is known for its unique geology and biodiversity, making it a significant region for geological studies.
Test: Earth's Movements and Changing Landforms - Question 21
Which device is specifically designed to detect and measure the vibrations generated by earthquakes?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 21
A seismometer, also known as a seismograph, is a specialized device designed to detect and measure the vibrations generated by earthquakes. By recording the intensity and duration of seismic waves, seismometers provide crucial data for understanding earthquake patterns and behaviors.
Test: Earth's Movements and Changing Landforms - Question 22
How are volcanoes categorized based on their eruption frequency?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 22
Volcanoes are categorized based on their eruption frequency as active (currently erupting), dormant (inactive currently but may erupt again), or extinct (no longer capable of erupting). This classification helps in assessing the potential risks associated with volcanic activity and implementing appropriate safety measures in volcanic regions.
Test: Earth's Movements and Changing Landforms - Question 23
What geological process involves the gradual breakdown and decay of rocks in their original position due to atmospheric conditions, without the movement of rock fragments through external agents?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 23
Weathering is the geological process that refers to the gradual breakdown and decay of rocks in their original position due to atmospheric conditions. This process does not involve the movement of rock fragments through external agents. It can be caused by chemical, physical, and biological processes, all of which contribute to altering landscapes and are essential for soil formation.
Test: Earth's Movements and Changing Landforms - Question 24
Which natural process involves the wearing down of the Earth's surface and the transportation of eroded material through agents like water, ice, wind, and waves?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 24
Erosion is the process that involves the wearing down of the Earth's surface and the transportation of eroded material through natural agents like water, ice, wind, and waves. It plays a significant role in shaping landscapes and can lead to the formation of various landforms over time.
Test: Earth's Movements and Changing Landforms - Question 25
In which part of a river's journey are features like oxbow lakes, deltas, and estuaries typically formed as the river slows down and deposits sediments?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 25
Features like oxbow lakes, deltas, and estuaries are typically formed in the lower course of a river. In this part of the river's journey, the flow slows down, allowing sediments to be deposited, contributing to the creation of these distinctive landforms.
Test: Earth's Movements and Changing Landforms - Question 26
What geological process involves the settling and accumulation of rock debris, which has been weathered and eroded, in different parts of the Earth by natural forces?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 26
Deposition is the geological process that involves the settling and accumulation of rock debris, which has been weathered and eroded, in different parts of the Earth by natural forces. Over time, the deposited debris can build up to form new rocks through processes like compaction and cementation.
Test: Earth's Movements and Changing Landforms - Question 27
How are V-shaped valleys typically formed in mountainous regions?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 27
V-shaped valleys in mountainous regions are primarily formed by the erosive action of glaciers as they move, carrying rocks and gravel which erode the valley bed and sides over time. This process results in the distinctive V-shaped valleys with flat bases and steep sides that are characteristic of glaciated landscapes.
Test: Earth's Movements and Changing Landforms - Question 28
What landforms are created as a result of wind erosion in desert areas characterized by loose soil?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 28
Sand dunes are structures formed as a result of wind erosion in desert areas with loose soil. As the wind carries and deposits sand particles, it leads to the accumulation and shaping of sand dunes that move in the direction of prevailing winds. These dynamic formations are a prominent feature of arid landscapes shaped by wind processes.
Test: Earth's Movements and Changing Landforms - Question 29
What type of landform is created when wind erosion leads to the emergence of depressions with groundwater, resulting in a fertile area within an arid landscape?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 29
An oasis is a fertile and lush area that forms when wind erosion removes sand to create depressions where groundwater emerges. This process results in the development of an oasis, providing a contrast of greenery and productivity within the otherwise arid surroundings, making it a vital resource in desert ecosystems.
Test: Earth's Movements and Changing Landforms - Question 30
How are sea cliffs and vertical rocks along the coast typically shaped by wave action?
Detailed Solution for Test: Earth's Movements and Changing Landforms - Question 30
Sea cliffs and vertical rocks facing the ocean are primarily shaped by the erosive power of waves. The continuous impact of waves against these landforms leads to the formation of features such as wave-cut terraces or platforms. This erosion is a gradual process where the force of the waves wears down the rock face over time, sculpting the coastal landscape.
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