Land Degradation And Conservation Measures Exam Notes

Topic & sub-topics covered: Land Degradation And Conservation Measures: Resources and Development (All single detail notes are exam-oriented).

We have discussed in-depth and exam-oriented pointers that can be asked in the board exam of class 10th about “Land Degradation And Conservation Measures” from the NCERT Geography notes for class 10th chapter 1st “Resources and Development“.

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NCERT Geography for Class 10th Chapter 1 Resources and Development PDF offers students a comprehensive guide to understanding resources, their types, and sustainable management. Chapter 1: Resources and Development delves into natural, human, and human-made resources, emphasizing the need for careful utilization and conservation.

Download the NCERT Geography for Class 10th Chapter 1 Resources and Development PDF

It covers resource planning, conservation techniques, and the impact of technology on resource management. This PDF aligns with the CBSE curriculum, providing well-structured content for easy study and revision. The chapter emphasizes the balance between current resource use and preserving future needs, focusing on sustainable development principles.

Land Degradation And Conservation Measures

1. Importance of Land for Human Needs:

• Land provides 95% of our basic needs for food, shelter, and clothing.
• We share land with both past and future generations, making its conservation crucial.

2. Causes of Land Degradation:

• Human Activities: Activities like deforestation, overgrazing, mining, and quarrying have accelerated land degradation.
• Deforestation and Mining: In states like Jharkhand, Chhattisgarh, Madhya Pradesh, and Odisha, mining-related deforestation is a significant cause of land degradation.
• Overgrazing: Overgrazing is a major issue in Gujarat, Rajasthan, Madhya Pradesh, and Maharashtra, leading to land degradation.
• Over-Irrigation: In Punjab, Haryana, and western Uttar Pradesh, over-irrigation causes waterlogging, increasing soil salinity and alkalinity.
• Industrial Pollution: Dust from mineral processing and industrial effluents contribute to land and water degradation by preventing water infiltration and polluting the environment.

3. Consequences of Mining:

• Abandoned mining sites leave deep scars and overburden traces, severely damaging the land.

4. Solutions to Land Degradation:

• Afforestation: Planting trees can help restore degraded lands.
• Proper Grazing Management: Controlling grazing practices can reduce land degradation.
• Stabilization in Arid Areas: Planting shelter belts, controlling overgrazing, and stabilizing sand dunes with thorny bushes are effective in arid regions.
• Waste Land Management: Proper management of waste lands can mitigate degradation.
• Mining Control: Regulating mining activities can reduce environmental impact.
• Industrial Waste Management: Proper treatment and disposal of industrial effluents can reduce pollution and land degradation in industrial and suburban areas.

Next & Previous Topics of NCERT/CBSE Geography Class 10 Chapter 1: Resources and Development

MCQs on NCERT Geography Class 10 Chapter 1 Topic – Land Degradation And Conservation Measures Class 10

Here are top exam oriented mcq’s type questions on “Land Degradation And Conservation Measures class 10” that you should prepare for your CBSE or state board exams:

Question 1. Land provides about what percentage of our basic needs?

A) 50%
B) 75%
C) 95%
D) 100%

Answer: C

Question 2. Which of the following is a major cause of land degradation?

A) Afforestation
B) Overgrazing
C) Irrigation
D) Rainfall

Answer: B

Question 3. Mining-related land degradation is common in:

A) Kerala and Tamil Nadu
B) Jharkhand and Chhattisgarh
C) Punjab and Haryana
D) Assam and Meghalaya

Answer: B

Question 4. Overgrazing is a major cause of land degradation in:

A) Gujarat and Rajasthan
B) Kerala and Tamil Nadu
C) Bihar and West Bengal
D) Himachal Pradesh

Answer: A

Question 5. Over-irrigation leads to:

A) Increased fertility
B) Soil erosion
C) Waterlogging and salinity
D) Deforestation

Answer: C

Question 6. Industrial pollution causes land degradation by:

A) Increasing water absorption
B) Preventing water infiltration
C) Improving soil fertility
D) Increasing vegetation

Answer: B

Question 7. Abandoned mining sites result in:

A) Fertile land
B) Forest growth
C) Deep scars and damage
D) Increased agriculture

Answer: C

Question 8. Which is an effective method to control land degradation?

A) Deforestation
B) Afforestation
C) Mining
D) Overgrazing

Answer: B

Question 9. In arid areas, land degradation can be controlled by:

A) Over-irrigation
B) Shelter belts and sand dune stabilization
C) Mining
D) Industrial waste

Answer: B

Question 10. Proper management of industrial waste helps to:

A) Increase pollution
B) Reduce land degradation
C) Decrease fertility
D) Increase erosion

Answer: B