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Test: Land Soil Water Natural And Wildlife Resources- 3 - UPSC MCQ


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20 Questions MCQ Test Geography for UPSC CSE - Test: Land Soil Water Natural And Wildlife Resources- 3

Test: Land Soil Water Natural And Wildlife Resources- 3 for UPSC 2024 is part of Geography for UPSC CSE preparation. The Test: Land Soil Water Natural And Wildlife Resources- 3 questions and answers have been prepared according to the UPSC exam syllabus.The Test: Land Soil Water Natural And Wildlife Resources- 3 MCQs are made for UPSC 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Land Soil Water Natural And Wildlife Resources- 3 below.
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Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 1

Name the term that can be given to Land that is suitable for crop production.

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 1

Arable land (from Latin arabilis, "able to be plowed") is, according to one definition, land capable of being ploughed and used to grow crops. In Britain, it was traditionally contrasted with pasturable land such as heaths which could be used for sheep-rearing but not farmland.

Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 2

Out of the given options, which one refer to the land used for grazing cattle

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 2

Pasture (from the Latin pastus, past participle of pascere, "to feed") is land used for grazing. Pasture lands in the narrow sense are enclosed tracts of farmland,grazed by domesticated livestock, such as horses, cattle, sheep, or swine.

Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 3

From the given options, pick out the meaning of the term Fallow Land

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 3

A fallow field is land that a farmer plows but does not cultivate for one or more seasons to allow the field to become more fertile again. The practice of leaving fields fallow dates back to ancient times when farmers realized that using soil over and over again depleted its nutrients.

Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 4

Reading the following statement: 
Land is used for various purposes like agriculture, forestry, mining, building houses, roads, setting up of industries etc. 
Connect from the given list, the commonly used term with respect to the above sentence

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 4

The statement mentions all the various ways it can used like farming , mining and building houses.

Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 5

A few physical factors that determine the use of land are given below. Pick out the one that is not a physical factor

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 5

The use of land is determined by physical factors such as topography, soil,climate, minerals and availability of water. Human factors such as population density, available of capital and technology are also important determinants of land use pattern.

Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 6

The Land Use in a few selected countries according to their percentage area is given below. Analyse the table and answer the questions. Name the country with the highest land used for grazing cattle? 

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 6

Pasture means land covered with grass and other low plants suitable for grazing animals, especially cattle or sheep.

Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 7

The Land Use in a few selected countries according to their percentage area is given below. Analyse the table and answer the questions. Name the country that uses the maximum land for cultivation 

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 7

Cropland is the land used for growing crops. therefore from the above table India has the highest value of cropland hence it uses the max land for cultivation.

Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 8

Which one of the following statements is TRUE with respect to lands

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 8
Answer:
B: Community lands are owned by the community for common uses like collection of fodder, fruits or medicinal herbs
Explanation:
- Community lands are owned collectively by the community.
- These lands are used for common purposes such as collecting fodder, fruits, or medicinal herbs.
- The ownership of community lands does not belong to an individual, but to the entire community.
- Community lands are managed and utilized based on the needs and requirements of the community as a whole.
- The purpose of community lands is to serve the common interests and welfare of the community members.
- Therefore, statement B is true with respect to lands.
Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 9

Some important threats to the environment due to over exploitation of land resources are given below. 
(i) Land degradation
(ii) Landslides
(iii) Soil erosion
(iv) Desertification 
Which one of the following statements are TRUE and form important threats?

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 9

The correct option is D.
The factors responsible for degradation of land include excessive exploitation of land, deforestation,desertification, landslides,  clearing fertile land for settlements, slashing and burning the trees for agriculture, abandoned mining sites and surface mining, toxicity in the landfill, untreated industrial effluents and concretisation.

Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 10

Cite the most important reason as to why Land degradation, landslides, soil erosion, desertification etc are major threats to the environment, from the following options.

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 10
Reasons why land degradation, landslides, soil erosion, desertification, etc are major threats to the environment:
1. Expansion of agriculture and construction activities:
- Agriculture and construction activities often require clearing of land and altering its natural state.
- This leads to deforestation, habitat destruction, and disruption of natural ecosystems.
- The removal of vegetation cover and soil disturbance increases the risk of land degradation, landslides, soil erosion, and desertification.
2. Growing demands of people:
- As the population grows, the demand for resources such as food, water, and shelter increases.
- This leads to the need for more land for agriculture and construction, which in turn contributes to land degradation and other environmental issues.
- The pressure to meet these demands often results in unsustainable practices that degrade the land and its natural resources.
3. Limited availability of land:
- Land is a finite resource, and its availability for agriculture and construction is limited.
- As more land is utilized for human activities, the remaining suitable land becomes scarce.
- This can lead to the exploitation of marginal lands that are prone to degradation, increasing the risks to the environment.
4. Superior quality of land used for cultivation:
- High-quality agricultural land is often targeted for cultivation due to its fertility and productivity.
- However, the intensive use of such land without proper land management practices can deplete its nutrients, degrade the soil structure, and increase the vulnerability to erosion and degradation.
5. Lack of suitable, planned, and scientific cultivation methods:
- Improper land management practices, such as overgrazing, improper irrigation, and excessive use of agrochemicals, can accelerate land degradation.
- Lack of awareness and implementation of sustainable cultivation methods further exacerbates the threats to the environment.
Overall, land degradation, landslides, soil erosion, desertification, and similar issues pose significant threats to the environment due to the expansion of agriculture and construction activities, growing demands of people, limited availability of land, exploitation of superior quality land, and the lack of proper cultivation methods. It is crucial to adopt sustainable land management practices and raise awareness about the importance of preserving and restoring our land resources for a healthy and sustainable environment.
Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 11

What does the term Land degradation refer to?

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 11
Land degradation refers to the decline in the productivity of cultivated land or forest land. It is a complex process that involves the deterioration of the physical, chemical, and biological properties of the land. Here are some key points to understand the concept:
1. Definition: Land degradation refers to the long-term loss of soil productivity and ecosystem services due to various factors such as unsustainable land use practices, deforestation, overgrazing, urbanization, and climate change.
2. Causes: Land degradation can be caused by both natural and human-induced factors. Natural factors include erosion, weathering, and climate change, while human-induced factors include deforestation, overexploitation of resources, improper irrigation practices, and pollution.
3. Effects: Land degradation has significant impacts on the environment, society, and economy. Some of the effects include reduced agricultural productivity, loss of biodiversity, increased soil erosion, desertification, water scarcity, and increased vulnerability to natural disasters.
4. Prevention and mitigation: To address land degradation, various measures can be taken:
- Sustainable land management practices, such as terracing, contour plowing, crop rotation, and agroforestry, can help prevent soil erosion and improve soil fertility.
- Reforestation and afforestation programs can help restore degraded lands and promote biodiversity conservation.
- Implementing sustainable agricultural practices, such as organic farming and integrated pest management, can reduce the use of synthetic inputs and protect soil health.
- Land-use planning and zoning regulations can help prevent the conversion of productive lands into urban areas or industrial zones.
- Awareness campaigns and education programs can promote responsible land use practices among farmers, landowners, and other stakeholders.
5. Global initiatives: The United Nations' Sustainable Development Goals (SDGs) include targets to combat land degradation, restore degraded lands, and achieve land degradation neutrality by 2030. Additionally, the United Nations Convention to Combat Desertification (UNCCD) aims to address land degradation in arid, semi-arid, and dry sub-humid areas.
In conclusion, land degradation refers to the decline in the productivity of cultivated land or forest land due to various factors. It is a global environmental issue that requires collective efforts to prevent and mitigate its impacts.
Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 12

Select the term that refers to the Slashing and burning the trees for agriculture.

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 12

Jhum cultivation, also known as the slash and burn agriculture, is the process of growing crops by first clearing the land of trees and vegetation and burning them thereafter. The burnt soil contains potash which increases the nutrient content of the soil.

Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 13

Identify the method that cannot be considered to ensure that the natural resources are not depleted, from among the common methods.

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 13

Inorganic fertilizers contain simple inorganic chemicals. It is vital that farmers know the exact combination of fertilizers to be used for a certain crop to avoid damage through excessive or improper use. While fertilizers help in plant growth,pesticides work as a safeguard against pests.

Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 14

Identify this major threat to the environment from the image attached based on the following clues :
A mass movement of rock, debris or earth down a slope.
Often takes place in conjunction with earth quakes , floods and volcanoes.
A major disaster in the hilly terrains and is a major area of concern 

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 14

A landslide is defined as the movement of a mass of rock, debris, or earth down a slope. Landslides are a type of "mass wasting," which denotes any down-slope movement of soil and rock under the direct influence of gravity.

Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 15

Some important techniques to cope with Land slide are given below. Pick out the one that is not applicable.

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 15

Trees, grasses, and vegetation can minimize the amount of water infiltrating into the soil, slow the erosion caused by surface-water flow, and remove water from the soil. So decrease in vegetation can cause landslide.

Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 16

From the attached image, identify the profile of Soil marked B 

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 16

The soil is arranged in layers or horizons during its formation. These layers or horizons are known as the soil profile. It is the vertical section of the soil that is exposed by a soil pit. The layers of soil can easily be identified by the soil colour and size of soil particles. The different layers of soil are:

  • Topsoil
  • Subsoil
  • Parent rock
     
Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 17

From the attached image of the profile of Soil, identify the one that has a fine texture, a high content of organic matter in humus and is vital for plant growth

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 17

Topsoil is the upper, outermost layer of soil, usually the top 5–10 inches (13–25 cm). It has the highest concentration of organic matter and microorganisms and is where most of the Earth's biological soil activity occurs. Topsoil is composed of mineral particles, organic matter, water, and air. Organic matter varies in quantity on different soils.

Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 18

Name the term that can be given to the various layers in the soil after it is cut out like a slice of cake.

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 18

Soil is made up of distinct layers, called horizons. Each layer has its own characteristics that make it different from all of the other layers. These characteristics play a very important role in what the soil is used for and why it is important.

O HORIZON- This is the top layer of soil that is made up of living and decomposed materials like leaves, plants, and bugs. This layer is very thin and is usually pretty dark.

A HORIZON- This is the layer that we call "topsoil" and it is located just below the O Horizon. This layer is made up of minerals and decomposed organic matter and it is also very dark in color. This is the layer that many plants roots grow in.

B HORIZON- This is the layer that we call "subsoil" and it is located just below the A Horizon. This layer has clay and mineral deposits and less organic materials than the layers above it. This layer is also lighter in color than the layers above it.

C HORIZON- This is the layer that we call "regolith" and it is located just below the B Horizon. This layer is made up of slightly unbroken rock and only a little bit of organic material is found here. Plant roots are not found in this layer.

Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 19

The major factors of soil formation are the nature of parent rock and __________

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 19

Factors that affect soil formation. Soils form from the interplay of five main factors namely Parent material, Time, Climate, Relief and Organisms. Parent material: Soils will carry the characteristics of its parent materialsuch as color, texture, structure, mineral composition and so on.

Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 20

Analyse the given representation and complete the blank by filling it up an important factor of soil formation. 

Detailed Solution for Test: Land Soil Water Natural And Wildlife Resources- 3 - Question 20

Time is one of those factors which determines the quality of soil formation.

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