Flood & Erosion Management MCQs
Assam General Knowledge
Module 16: Assam Disaster Management & Climate Change MCQs
Topic: Flood & Erosion Management MCQs
Sub-Topic I: Floods & Erosion – Basic Concepts in Assam
Q1.
Floods in Assam are primarily caused due to:
A. Tsunami activity
B. Heavy monsoon rainfall and river overflow
C. Volcanic eruptions
D. Cyclonic storms
Correct Answer: B
Explanation: Assam receives heavy monsoon rainfall, and rivers like the Brahmaputra and Barak overflow frequently, leading to annual floods.
Q2.
River bank erosion in Assam is most closely associated with which river system?
A. Ganga
B. Yamuna
C. Brahmaputra
D. Godavari
Correct Answer: C
Explanation: The Brahmaputra River is highly dynamic, causing severe riverbank erosion across Assam.
Q3.
Floods and erosion are considered disasters in Assam because they:
A. Increase rainfall
B. Cause loss of life, land, and livelihood
C. Improve soil fertility only
D. Promote tourism
Correct Answer: B
Explanation: Recurrent floods and erosion lead to displacement, agricultural loss, and damage to infrastructure.
Sub-Topic II: Flood-Prone Regions of Assam
Q4.
Which region of Assam is most flood-prone?
A. Karbi Anglong plateau
B. Brahmaputra Valley
C. Barak Valley only
D. Hill districts only
Correct Answer: B
Explanation: The Brahmaputra Valley is the most flood-affected due to the wide river system and numerous tributaries.
Q5.
The Barak River mainly causes floods in which part of Assam?
A. Upper Assam
B. Central Assam
C. Southern Assam
D. Western Assam
Correct Answer: C
Explanation: Flooding of the Barak River affects districts of southern Assam like Cachar and Karimganj.
Q6.
Which natural factor increases flood intensity in Assam?
A. Flat terrain
B. Steep gradient of rivers from hills
C. Desert climate
D. Low rainfall
Correct Answer: B
Explanation: Rivers descending rapidly from hills carry heavy sediment and water, intensifying floods.
Sub-Topic III: River Bank Erosion in Assam
Q7.
River bank erosion in Assam mainly results in:
A. Expansion of forest cover
B. Loss of fertile agricultural land
C. Increase in hill height
D. Reduced river width
Correct Answer: B
Explanation: Erosion washes away cultivable land, leading to loss of livelihoods.
Q8.
Which district is frequently affected by severe river erosion?
A. Kokrajhar
B. Dhemaji
C. Hailakandi
D. Karbi Anglong
Correct Answer: B
Explanation: Dhemaji district experiences intense erosion due to multiple Brahmaputra tributaries.
Q9.
River erosion in Assam often leads to:
A. Urban expansion
B. Climate stability
C. Internal displacement of population
D. Reduced flood risk
Correct Answer: C
Explanation: Thousands of families are displaced annually due to erosion.
Sub-Topic IV: Structural Flood & Erosion Control Measures
Q10.
Which is the most common structural flood control measure in Assam?
A. Canals
B. Embankments
C. Dams only
D. Tunnels
Correct Answer: B
Explanation: Embankments are widely constructed to prevent river overflow into floodplains.
Q11.
Spurs are constructed mainly to:
A. Store water
B. Divert river flow away from banks
C. Generate electricity
D. Increase river depth
Correct Answer: B
Explanation: Spurs protect river banks by changing the direction of water flow.
Q12.
Who is mainly responsible for constructing embankments in Assam?
A. Urban Local Bodies
B. Forest Department
C. Water Resources Department, Assam
D. Disaster Response Force
Correct Answer: C
Explanation: The Water Resources Department, Assam handles flood control infrastructure.
Sub-Topic V: Non-Structural Flood Management Measures
Q13.
Flood forecasting and early warning systems help by:
A. Preventing rainfall
B. Reducing loss of life and property
C. Stopping river flow
D. Eliminating erosion
Correct Answer: B
Explanation: Timely warnings allow evacuation and preparedness.
Q14.
Community awareness programs mainly aim to:
A. Increase dependence on relief
B. Improve disaster preparedness
C. Stop floods permanently
D. Relocate all villages
Correct Answer: B
Explanation: Awareness improves community-level resilience to disasters.
Q15.
Which organization plays a key role in flood warning dissemination?
A. ASDMA
B. ASTC
C. APDCL
D. ASEB
Correct Answer: A
Explanation: Assam State Disaster Management Authority (ASDMA) coordinates preparedness and response.
Sub-Topic VI: Floods, Climate Change & Environmental Factors
Q16.
Climate change affects floods in Assam mainly by:
A. Reducing rainfall
B. Increasing frequency and intensity of rainfall
C. Drying rivers
D. Reducing glacier melt
Correct Answer: B
Explanation: Changing climate patterns lead to more intense rainfall events.
Q17.
Deforestation in upper catchment areas results in:
A. Reduced river discharge
B. Increased soil erosion and floods
C. Stable river banks
D. Less sediment load
Correct Answer: B
Explanation: Loss of vegetation increases runoff and sediment flow.
Q18.
Siltation of river beds leads to:
A. Increased water-holding capacity
B. Reduced flood risk
C. Reduced carrying capacity of rivers
D. Stable river courses
Correct Answer: C
Explanation: Siltation raises riverbeds, causing frequent overflows.
Sub-Topic VII: Government Schemes & Disaster Response
Q19.
Which national force assists Assam during major flood disasters?
A. Indian Army
B. National Disaster Response Force
C. Border Security Force
D. Assam Police only
Correct Answer: B
Explanation: National Disaster Response Force (NDRF) plays a vital role in rescue operations.
Q20.
Flood relief measures mainly include:
A. Long-term urban planning
B. Distribution of food, shelter, and medical aid
C. Bridge construction
D. Industrial relocation
Correct Answer: B
Explanation: Immediate relief focuses on survival and rehabilitation.
Q21.
Which scheme supports disaster risk reduction and preparedness?
A. Smart Cities Mission
B. National Disaster Management Plan
C. PMGSY
D. AMRUT
Correct Answer: B
Explanation: The National Disaster Management Plan guides preparedness and mitigation strategies.
Sub-Topic VIII: Exam-Oriented Facts & Long-Term Solutions
Q22.
Flood management in Assam requires an integrated approach because:
A. Rivers are short
B. Floods are annual and multi-causal
C. Population is low
D. Rainfall is irregular
Correct Answer: B
Explanation: Structural and non-structural measures must work together.
Q23.
Which long-term measure can reduce erosion impact?
A. Temporary shelters
B. River training and afforestation
C. Relief camps only
D. Migration
Correct Answer: B
Explanation: Vegetation stabilizes soil and riverbanks.
Q24.
Floods in Assam affect agriculture mainly by:
A. Improving productivity
B. Destroying crops and farmland
C. Increasing mechanization
D. Reducing soil moisture
Correct Answer: B
Explanation: Standing crops are frequently damaged by floods.
Q25.
Which season witnesses maximum flood occurrence in Assam?
A. Winter
B. Pre-monsoon
C. Monsoon
D. Autumn
Correct Answer: C
Explanation: Heavy monsoon rains cause peak flooding.
Q26.
Erosion-induced displacement is a major issue because it:
A. Promotes urbanization
B. Creates landless populations
C. Improves employment
D. Stabilizes economy
Correct Answer: B
Explanation: Loss of land forces people into chronic vulnerability.
Q27.
Flood shelters are important because they:
A. Prevent floods
B. Provide safe refuge during floods
C. Control river flow
D. Replace embankments
Correct Answer: B
Explanation: Elevated shelters save lives during high floods.
Q28.
Which institution coordinates disaster management at district level?
A. State Secretariat
B. District Disaster Management Authority
C. NITI Aayog
D. Election Commission
Correct Answer: B
Explanation: District authorities implement local disaster response.
Q29.
Flood & erosion management is crucial for Assam because:
A. It affects only wildlife
B. It impacts economy, society, and environment
C. It occurs once a decade
D. It has no long-term impact
Correct Answer: B
Explanation: The effects are multi-dimensional and long-lasting.
Q30.
From an exam perspective, flood and erosion management falls under:
A. Assam Culture
B. Assam Disaster Management & Climate Change
C. Assam Literature
D. Assam Sports
Correct Answer: B
Explanation: Floods and erosion are core components of Assam Disaster Management & Climate Change in Assam GK.
✅ Exam-Oriented Takeaway
These Flood & Erosion Management MCQs comprehensively cover causes, impacts, control measures, climate change linkages, and disaster response mechanisms in Assam. They are highly relevant for APSC, UPSC, Assam Police, TET, Forest, Banking, Grade III & IV, as well as CBSE, SEBA, AHSEC, ASSEB, CEE, and university-level examinations across Assam.
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Brahmaputra floods and erosion GK
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Climate change and floods in Assam
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APSC disaster management Assam GK
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Assam flood control measures MCQs
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Erosion affected areas of Assam MCQs
⭐ Importance of Assam Flood & Erosion Management MCQs
These Assam Flood & Erosion Management MCQs provide a comprehensive and exam-oriented understanding of flood causes, erosion processes, control measures, disaster preparedness, and climate change impacts specific to Assam. Prepared strictly in line with the Assam-specific General Knowledge curriculum, this MCQ set is highly beneficial for APSC, UPSC, Assam Police, TET, Forest, Banking, Grade III & IV, and other competitive examinations.
They are equally useful for CBSE, SEBA, AHSEC, ASSEB, CEE, and college- and university-level examinations across Assam, helping learners build strong conceptual clarity and score confidently in objective tests.
❓ FAQ Section
Q1. Are these MCQs useful for APSC and Assam Police exams?
Yes. These MCQs are strictly aligned with the Assam GK syllabus and are highly relevant for APSC, Assam Police, and other state-level competitive exams.
Q2. Do these MCQs cover both floods and river erosion in Assam?
Yes. The questions comprehensively cover flood causes, erosion patterns, affected regions, and management strategies specific to Assam.
Q3. Are climate change aspects related to floods included?
Absolutely. The MCQs include the impact of climate change, deforestation, and siltation on floods and erosion in Assam.
Q4. Are government agencies and disaster response mechanisms covered?
Yes. Important institutions, disaster response forces, early warning systems, and management authorities are included.
Q5. Can school students preparing for SEBA, AHSEC, and CBSE exams use these MCQs?
Yes. These MCQs are equally relevant for SEBA, AHSEC, CBSE, ASSEB, and Common Entrance Examination (CEE) preparation.
Q6. Why is flood and erosion management a high-priority topic in Assam GK exams?
Because floods and erosion are recurring disasters in Assam with major social, economic, and environmental impacts, making them a frequently asked and high-scoring topic.