MCQs on Land Degradation and Desertification in India

1. Which of the following is the leading cause of land degradation in India?

• A. Urbanization
• B. Industrialization
• C. Deforestation
• D. Overgrazing
• Answer: C. Deforestation

2. The process of desertification primarily involves:

• A. Increase in agricultural productivity
• B. Loss of water and vegetation cover
• C. Expansion of wetlands
• D. Increase in forest area
• Answer: B. Loss of water and vegetation cover

3. Which Indian state has the largest area affected by desertification?

• A. Rajasthan
• B. Gujarat
• C. Maharashtra
• D. Madhya Pradesh
• Answer: A. Rajasthan

4. Land degradation due to salinity and alkalinity is most prevalent in which type of soil?

• A. Laterite soils
• B. Alluvial soils
• C. Black soils
• D. Arid soils
• Answer: B. Alluvial soils

5. Which of the following is a major anthropogenic factor contributing to land degradation in India?

• A. Earthquakes
• B. Volcanic eruptions
• C. Over-extraction of groundwater
• D. Natural forest fires
• Answer: C. Over-extraction of groundwater

6. Which of the following is a common consequence of desertification?

• A. Increased forest cover
• B. Enhanced biodiversity
• C. Decline in soil fertility
• D. Higher water retention in soils
• Answer: C. Decline in soil fertility

7. Which crop is known to contribute to soil erosion and desertification if grown continuously without rotation?

• A. Rice
• B. Maize
• C. Cotton
• D. Wheat
• Answer: C. Cotton

8. Which of the following measures is effective in controlling desertification?

• A. Slash and burn agriculture
• B. Contour plowing
• C. Excessive grazing
• D. Deforestation
• Answer: B. Contour plowing

9. The National Action Plan on Climate Change (NAPCC) in India includes a mission focused on combating desertification. What is it called?

• A. National Water Mission
• B. National Mission for a Green India
• C. National Mission on Sustainable Agriculture
• D. National Mission for Sustaining the Himalayan Ecosystem
• Answer: B. National Mission for a Green India

10. Which river basin in India is highly prone to soil erosion?

• A. Brahmaputra Basin
• B. Ganga Basin
• C. Godavari Basin
• D. Krishna Basin
• Answer: A. Brahmaputra Basin

11. Which of the following is NOT a factor leading to land degradation?

• A. Soil erosion
• B. Waterlogging
• C. Reforestation
• D. Salinization
• Answer: C. Reforestation

12. In India, desertification is most commonly associated with which climatic zone?

• A. Tropical Wet
• B. Tropical Wet and Dry
• C. Arid and Semi-arid
• D. Humid Subtropical
• Answer: C. Arid and Semi-arid

13. What is the role of shelterbelts in preventing desertification?

• A. They increase water levels in rivers.
• B. They reduce soil erosion by wind.
• C. They accelerate deforestation.
• D. They promote overgrazing.
• Answer: B. They reduce soil erosion by wind.

14. Which of the following is a government initiative to combat land degradation in India?

• A. Pradhan Mantri Kisan Samman Nidhi
• B. National Afforestation Programme
• C. Pradhan Mantri Awas Yojana
• D. Smart Cities Mission
• Answer: B. National Afforestation Programme

15. The process of converting productive land into desert is called:

• A. Deforestation
• B. Erosion
• C. Salinization
• D. Desertification
• Answer: D. Desertification

16. Which type of vegetation is most effective in preventing soil erosion in dryland areas?

• A. Dense forests
• B. Grasslands
• C. Mangroves
• D. Alpine tundra
• Answer: B. Grasslands

17. Which of the following practices is recommended for reducing soil erosion?

• A. Clear-cutting forests
• B. Over-irrigation
• C. Agroforestry
• D. Monoculture farming
• Answer: C. Agroforestry

18. The “Great Green Wall” initiative is related to:

• A. Preventing soil erosion in the Amazon
• B. Controlling desertification in Africa
• C. Reforestation in the Himalayas
• D. Urban green spaces in Europe
• Answer: B. Controlling desertification in Africa

19. What is the primary reason for desertification in the Thar region of India?

• A. Volcanic activity
• B. Excess rainfall
• C. Wind erosion
• D. Deforestation of rainforests
• Answer: C. Wind erosion

20. Which of the following is a key indicator of desertification?

• A. Increase in groundwater levels
• B. Rise in agricultural yield
• C. Loss of vegetation cover
• D. Decrease in soil salinity
• Answer: C. Loss of vegetation cover

21. The Indian Desert, also known as the Thar Desert, lies in which part of India?

• A. Eastern India
• B. Southern India
• C. Northern India
• D. Northwestern India
• Answer: D. Northwestern India

22. Which of the following contributes to land degradation due to waterlogging?

• A. Excessive use of fertilizers
• B. Poor irrigation management
• C. Slash-and-burn agriculture
• D. Deforestation
• Answer: B. Poor irrigation management

23. Which plant species is commonly used for stabilizing sand dunes in India?

• A. Bamboo
• B. Neem
• C. Prosopis juliflora
• D. Eucalyptus
• Answer: C. Prosopis juliflora

24. The “UN Convention to Combat Desertification” aims to address issues related to:

• A. Soil erosion and deforestation
• B. Climate change and biodiversity loss
• C. Desertification and drought
• D. Marine pollution and wetland conservation
• Answer: C. Desertification and drought

25. Which of the following Indian rivers is most affected by sedimentation due to soil erosion?

• A. Yamuna
• B. Narmada
• C. Brahmaputra
• D. Tapti
• Answer: C. Brahmaputra

26. The process of soil degradation due to chemical imbalances is known as:

• A. Desertification
• B. Salinization
• C. Afforestation
• D. Reforestation
• Answer: B. Salinization

27. Which practice helps to combat soil degradation in hilly areas?

• A. Terrace farming
• B. Clear-cutting
• C. Slash-and-burn agriculture
• D. Intensive grazing
• Answer: A. Terrace farming

28. What is the main objective of the Desert Development Programme (DDP) in India?

• A. Promote urbanization in desert areas
• B. Increase industrialization in desert regions
• C. Mitigate the effects of drought and desertification
• D. Develop tourism infrastructure in deserts
• Answer: C. Mitigate the effects of drought and desertification

29. Which of the following is a human activity that exacerbates desertification in semi-arid regions?

• A. Conservation tillage
• B. Sustainable water management
• C. Overgrazing by livestock
• D. Crop rotation
• Answer: C. Overgrazing by livestock

30. What is the key role of organic matter in soil in preventing desertification?

• A. Increases soil acidity
• B. Reduces water infiltration
• C. Improves soil structure and water retention
• D. Causes soil compaction
• Answer: C. Improves soil structure and water retention