A widespread outbreak caused by harmful biological agents is a biological disaster.
Incorrect! Try again.
14Which event is a transport accident?
Transport accidents
Easy
A.Drought damaging crops
B.Volcano releasing ash
C.River flooding its banks
D.Passenger train derailment
Correct Answer: Passenger train derailment
Explanation:
A train derailment is an accident involving a mode of transport.
Incorrect! Try again.
15What is the primary purpose of a national disaster management framework?
National disaster management framework
Easy
A.Manage international sports events
B.Regulate daily weather changes
C.Set prices for farm products
D.Coordinate disaster risk and response
Correct Answer: Coordinate disaster risk and response
Explanation:
A national framework organizes disaster prevention, preparedness, response, and recovery efforts.
Incorrect! Try again.
16In India, which body lays down national policies and guidelines for disaster management?
National disaster management framework
Easy
A.National Highways Authority
B.University Grants Commission
C.National Disaster Management Authority
D.Election Commission of India
Correct Answer: National Disaster Management Authority
Explanation:
The National Disaster Management Authority develops national disaster management policies and guidelines.
Incorrect! Try again.
17Which task is commonly performed by governmental agencies during a disaster?
Role of governmental agencies in disaster response
Easy
A.Advertising commercial products
B.Conducting entertainment programs
C.Promoting holiday travel
D.Organizing evacuation and rescue
Correct Answer: Organizing evacuation and rescue
Explanation:
Governmental agencies coordinate evacuation, rescue, relief, medical aid, and public safety.
Incorrect! Try again.
18How do non-governmental organizations commonly help disaster-affected people?
Role of NGOs in disaster response
Easy
A.Operating all military installations
B.Issuing national currency and coins
C.Distributing food and essential supplies
D.Changing official weather records
Correct Answer: Distributing food and essential supplies
Explanation:
NGOs often support relief efforts by providing food, water, shelter, medicine, and other essentials.
Incorrect! Try again.
19Why are community-based organizations valuable during disaster response?
Role of community-based organizations in disaster response
Easy
A.They replace all professional rescue teams
B.They predict the exact time of disasters
C.They control every national emergency agency
D.They understand local needs and resources
Correct Answer: They understand local needs and resources
Explanation:
Local knowledge helps community-based organizations identify vulnerable people and distribute assistance effectively.
Incorrect! Try again.
20What is an important role of the media during a disaster?
Role of media in disaster response
Easy
A.Sharing verified warnings and instructions
B.Spreading unconfirmed alarming rumors
C.Blocking communication between agencies
D.Hiding official evacuation information
Correct Answer: Sharing verified warnings and instructions
Explanation:
The media helps people respond safely by communicating accurate warnings, updates, and official instructions.
Incorrect! Try again.
21A district is exposed to earthquakes, but most buildings follow seismic codes and residents regularly conduct evacuation drills. Which statement best describes the district's disaster risk?
Natural disasters
Medium
A.Risk is unchanged because only the hazard determines disaster losses
B.Risk is eliminated because earthquakes can no longer affect the district
C.Risk is reduced because vulnerability and lack of preparedness are lower
D.Risk is increased because preparedness activities create public anxiety
Correct Answer: Risk is reduced because vulnerability and lack of preparedness are lower
Explanation:
Disaster risk depends on the interaction of hazard, exposure, vulnerability, and capacity. Building codes and drills reduce vulnerability and improve response capacity.
Incorrect! Try again.
22A town receives an intense rainfall warning after several days of rain, and the soil is already saturated. Which immediate action would most effectively reduce loss of life from a possible flash flood?
Water-related disasters: floods and drought
Medium
A.Distribute drought-resistant seeds to farmers near the floodplain
B.Deepen every drainage channel before the rainfall begins that evening
C.Move residents from low-lying areas to designated higher shelters
D.Begin constructing a new concrete dam across the main river
Correct Answer: Move residents from low-lying areas to designated higher shelters
Explanation:
When flooding is imminent, early evacuation from low-lying areas is the most practical life-saving action. Major construction cannot be completed in time.
Incorrect! Try again.
23A drought-prone farming region relies heavily on a rapidly declining groundwater supply. Which measure offers the most sustainable reduction in drought vulnerability?
Water-related disasters: floods and drought
Medium
A.Transport water by tanker as the permanent regional water policy
B.Adopt rainwater harvesting and water-efficient irrigation
C.Replace food crops entirely with water-intensive cash crops
D.Pump deeper groundwater during every dry season
Correct Answer: Adopt rainwater harvesting and water-efficient irrigation
Explanation:
Rainwater harvesting increases local water availability, while efficient irrigation reduces demand. Together, they address drought vulnerability more sustainably.
Incorrect! Try again.
24A coastal village receives a cyclone warning that predicts a severe storm surge. Which location is safest for evacuation?
Air-related disasters: cyclones and storms
Medium
A.A basement below a strong building near the shoreline
B.A fishing boat secured inside the village harbor
C.A designated cyclone shelter on elevated inland ground
D.A concrete house located beside the beach
Correct Answer: A designated cyclone shelter on elevated inland ground
Explanation:
Storm surges inundate low-lying coastal areas. An elevated inland cyclone shelter provides protection from both strong winds and coastal flooding.
Incorrect! Try again.
25During a severe thunderstorm, a family is inside a well-built house. Which action is most appropriate?
Air-related disasters: cyclones and storms
Medium
A.Use wired electrical devices to monitor all available weather reports continuously
B.Shelter beneath the tallest nearby tree until lightning stops
C.Stay indoors and avoid windows and electrical appliances
D.Stand on the balcony to observe changes in wind direction
Correct Answer: Stay indoors and avoid windows and electrical appliances
Explanation:
Staying inside a strong building reduces exposure to lightning, flying debris, and strong winds. Windows and wired appliances can create additional hazards.
Incorrect! Try again.
26A student is inside a classroom when strong earthquake shaking begins. What should the student do first?
Earth-related disasters: earthquakes, landslides, avalanches and volcanic eruptions
Medium
A.Stand beside a window to watch for falling objects
B.Run immediately toward the staircase during the shaking
C.Drop, cover, and hold on beneath a sturdy desk
D.Use the elevator to reach the ground floor as quickly as possible
Correct Answer: Drop, cover, and hold on beneath a sturdy desk
Explanation:
During shaking, dropping, taking cover, and holding on protects against falling objects and broken glass. Evacuation should begin after the shaking stops.
Incorrect! Try again.
27After several days of heavy rainfall, cracks appear across a steep hillside above a settlement. What is the most appropriate response?
Earth-related disasters: earthquakes, landslides, avalanches and volcanic eruptions
Medium
A.Fill the visible cracks with loose soil and continue normal activity
B.Remove vegetation from the slope to reduce its total weight
C.Evacuate the exposed area and have the slope assessed
D.Direct additional runoff toward the cracked area to identify weak sections
Correct Answer: Evacuate the exposed area and have the slope assessed
Explanation:
New cracks after prolonged rain can indicate slope movement and an impending landslide. Evacuation and expert assessment are appropriate precautionary measures.
Incorrect! Try again.
28Authorities detect increasing volcanic tremors, gas emissions, and ground swelling near an active volcano. What do these observations most reasonably indicate?
Earth-related disasters: earthquakes, landslides, avalanches and volcanic eruptions
Medium
A.Magma may be moving upward and eruption risk is increasing
B.The volcano has become permanently inactive
C.A drought is reducing pressure beneath the volcano
D.The warning signs confirm the exact time and size of the next eruption
Correct Answer: Magma may be moving upward and eruption risk is increasing
Explanation:
Tremors, gas changes, and ground deformation can indicate rising magma. They support increased alertness but cannot predict the exact eruption time or magnitude.
Incorrect! Try again.
29A large fire starts in an overcrowded public hall where an emergency exit has been locked. Which preparedness failure contributes most directly to the likely casualties?
Manmade disasters
Medium
A.Failure to maintain accessible evacuation routes
B.Failure to schedule events during daylight hours
C.Failure to install decorative signs at the entrance
D.Failure to provide detailed printed information about the building's construction history
Correct Answer: Failure to maintain accessible evacuation routes
Explanation:
Locked or obstructed exits prevent rapid evacuation and can cause crowd crushing and smoke exposure. Emergency routes must remain clearly marked and accessible.
Incorrect! Try again.
30Following an accidental release of radioactive material, authorities instruct residents in a nearby area to shelter indoors. Which action best follows this instruction?
Nuclear disasters
Medium
A.Travel immediately through the affected zone without waiting for an approved evacuation route
B.Drink iodine solution prepared from household disinfectant
C.Close doors and windows and switch off outside-air ventilation
D.Stand outside to determine the direction of the wind
Correct Answer: Close doors and windows and switch off outside-air ventilation
Explanation:
Sealing the indoor space and limiting outside-air intake can reduce exposure to airborne radioactive material. Residents should follow official instructions on evacuation and medication.
Incorrect! Try again.
31Why should potassium iodide tablets be taken after a nuclear emergency only when public health authorities recommend them?
Nuclear disasters
Medium
A.They remove every radioactive substance from the entire body
B.They permanently neutralize contaminated soil, food, water, clothing, and equipment
C.They prevent external radiation from penetrating buildings
D.They protect mainly the thyroid from radioactive iodine and require proper timing
Correct Answer: They protect mainly the thyroid from radioactive iodine and require proper timing
Explanation:
Potassium iodide blocks the thyroid's uptake of radioactive iodine when taken at the correct time. It does not protect against other radionuclides or external radiation.
Incorrect! Try again.
32A tanker releases a toxic gas that is moving downwind toward a settlement. If evacuation is ordered, which route should residents generally use?
Chemical disasters
Medium
A.Move crosswind toward an identified safe area
B.Move directly downwind to remain ahead of the gas
C.Follow the lowest drainage channel because toxic gases always rise rapidly
D.Move toward the tanker to obtain accurate information
Correct Answer: Move crosswind toward an identified safe area
Explanation:
Moving crosswind can take people out of the path of a drifting toxic plume more quickly. The route should still follow directions from emergency authorities.
Incorrect! Try again.
33An unknown chemical has spilled onto a worker's clothing in a factory. What should trained responders generally prioritize after moving the worker away from the source?
Chemical disasters
Medium
A.Apply a neutralizing chemical without identifying the spilled substance
B.Remove contaminated clothing and begin appropriate decontamination
C.Allow the chemical to dry before examining the affected skin
D.Send the worker home while preserving the contaminated clothing for later laboratory analysis
Correct Answer: Remove contaminated clothing and begin appropriate decontamination
Explanation:
Removing contaminated clothing can eliminate much of the chemical exposure. Decontamination should follow the substance-specific safety procedure and expert guidance.
Incorrect! Try again.
34Several patients from the same neighborhood develop an unusual infectious illness. Which early public health action is most useful for controlling a possible biological disaster?
Biological disasters
Medium
A.Close all hospitals to prevent additional patients from arriving
B.Distribute the same antibiotic to the whole population before identifying the disease
C.Wait for every laboratory result before reporting the cluster
D.Identify cases, trace contacts, and strengthen disease surveillance
Correct Answer: Identify cases, trace contacts, and strengthen disease surveillance
Explanation:
Early detection, reporting, contact tracing, and surveillance help determine how an illness is spreading and guide targeted control measures.
Incorrect! Try again.
35A truck carrying hazardous chemicals overturns on a highway. Bystanders notice a leaking container but no visible flames. What should they do?
Transport accidents
Medium
A.Wash the leaking material into the roadside drainage system
B.Approach the truck and identify the substance by smell
C.Keep away, move upwind, and notify emergency services
D.Move the damaged containers by hand so that normal traffic can resume
Correct Answer: Keep away, move upwind, and notify emergency services
Explanation:
Unknown hazardous materials may be toxic, corrosive, or flammable. Bystanders should avoid exposure, stay upwind, and allow trained responders to manage the incident.
Incorrect! Try again.
36Under India's national disaster management framework, which approach best reflects the shift from relief-centered management to comprehensive disaster management?
National disaster management framework
Medium
A.Assigning all disaster functions exclusively to the central government
B.Integrating prevention, mitigation, preparedness, response, and recovery
C.Replacing local emergency plans with one identical national procedure for every hazard
D.Concentrating resources only on compensation after each disaster
Correct Answer: Integrating prevention, mitigation, preparedness, response, and recovery
Explanation:
Comprehensive disaster management covers the entire disaster cycle, including risk reduction before an event and recovery after it.
Incorrect! Try again.
37After a major flood affects several districts, which task is most appropriately led by governmental agencies?
Role of governmental agencies in disaster response
Medium
A.Coordinate evacuation, public services, relief distribution, and interagency support
B.Allow each responding department to operate without a shared command structure
C.Transfer all responsibility for rescue and public order to spontaneous volunteer groups
D.Publish unverified casualty estimates before field reports are received
Correct Answer: Coordinate evacuation, public services, relief distribution, and interagency support
Explanation:
Government agencies provide legal authority, coordination, public resources, and essential services during disasters. A shared response structure reduces duplication and gaps.
Incorrect! Try again.
38An NGO arrives in a cyclone-affected area where government teams are already distributing food. What should the NGO do first to maximize its usefulness?
Role of NGOs in disaster response
Medium
A.Begin an independent distribution at the same locations
B.Select beneficiaries according to the NGO's publicity requirements
C.Import unfamiliar supplies in large quantities without checking local needs, customs, storage, or transport capacity
D.Coordinate with authorities and assess unmet community needs
Correct Answer: Coordinate with authorities and assess unmet community needs
Explanation:
Coordination and needs assessment help NGOs fill genuine service gaps, avoid duplicated aid, and direct limited resources toward priority groups.
Incorrect! Try again.
39Why can a trained community-based organization often support disaster response more quickly than an outside team during the first few hours?
Role of community-based organizations in disaster response
Medium
A.It can legally replace every specialized emergency service
B.It can ignore official warnings because local experience guarantees accurate predictions
C.It always possesses more equipment than national response agencies
D.It knows local hazards, vulnerable residents, routes, and resources
Correct Answer: It knows local hazards, vulnerable residents, routes, and resources
Explanation:
Local knowledge enables rapid identification of needs, safe routes, available resources, and residents requiring extra assistance. Specialized agencies may still be needed.
Incorrect! Try again.
40During an earthquake response, an unverified social media post claims that a dam has collapsed and causes panic. What is the most responsible action for a news organization?
Role of media in disaster response
Medium
A.Reveal the personal details of everyone who shared the post to discourage future rumors
B.Repeat the claim while stating that its accuracy has not been checked
C.Broadcast the post immediately because rapid reporting is always the priority
D.Verify the claim with authorized and independent reliable sources before reporting
Correct Answer: Verify the claim with authorized and independent reliable sources before reporting
Explanation:
Media organizations should verify emergency information before publication. Accurate reporting prevents panic while helping the public make informed safety decisions.
Incorrect! Try again.
41Two districts experience earthquakes of equal magnitude. District X suffers far greater mortality because of unreinforced buildings, dense settlement, and nighttime occupancy. Which interpretation best explains the difference?
Natural disasters
Hard
A.District X had greater exposure and vulnerability despite a similar hazard
B.District X had lower resilience because earthquake frequency was necessarily higher
C.District X experienced a natural hazard while the other district did not
D.District X experienced a higher-magnitude hazard that instruments failed to detect
Correct Answer: District X had greater exposure and vulnerability despite a similar hazard
Explanation:
Disaster risk depends on hazard, exposure, vulnerability, and capacity. Equal earthquake magnitude does not imply equal consequences when buildings, population distribution, and preparedness differ.
Incorrect! Try again.
42An urban basin receives the same total rainfall in two storms. Storm P produces a much higher flood peak because rainfall is concentrated into one hour after extensive paving. Which mechanism most directly explains the higher peak?
Water-related disasters: floods and drought
Hard
A.Increased infiltration and a longer groundwater residence time
B.Reduced infiltration and a shorter time of concentration
C.Reduced evaporation and a lower antecedent soil moisture level
D.Increased channel storage and a flatter runoff hydrograph
Correct Answer: Reduced infiltration and a shorter time of concentration
Explanation:
Impervious surfaces reduce infiltration and route runoff rapidly to channels. High rainfall intensity combined with a shorter time of concentration produces a sharper, higher flood peak.
Incorrect! Try again.
43A region has near-normal annual rainfall, yet reservoirs, crops, and groundwater supplies fail because most rain falls in a few intense events followed by long dry spells. Which assessment is most defensible?
Water-related disasters: floods and drought
Hard
A.Annual rainfall alone understates agricultural and hydrological drought
B.Only meteorological drought can occur when annual rainfall is near normal
C.Reservoir failure proves that the region experienced below-normal annual rainfall
D.Normal annual rainfall rules out every operational definition of drought
Correct Answer: Annual rainfall alone understates agricultural and hydrological drought
Explanation:
Rainfall timing, runoff losses, soil moisture, storage, and demand matter. A normal annual total can coexist with agricultural or hydrological drought when rainfall is poorly distributed.
Incorrect! Try again.
44A severe cyclone is approaching a low-lying coast at high tide. Forecast uncertainty remains about the exact landfall point. Which action best applies risk-based evacuation planning?
Air-related disasters: cyclones and storms
Hard
A.Base evacuation solely on expected wind speed at the cyclone center
B.Evacuate surge-prone zones across the forecast uncertainty corridor
C.Delay evacuation until the storm surge is directly observed onshore
D.Evacuate only settlements located at the predicted landfall coordinate
Correct Answer: Evacuate surge-prone zones across the forecast uncertainty corridor
Explanation:
Storm surge can extend well beyond the cyclone center, and landfall forecasts contain spatial uncertainty. Evacuation should therefore use inundation zones and the forecast corridor.
Incorrect! Try again.
45After the eye of a tropical cyclone passes over a coastal town, residents observe calm conditions and begin leaving shelters. What is the most appropriate official message?
Air-related disasters: cyclones and storms
Hard
A.Remain sheltered because the eyewall may return with winds from the opposite direction
B.Move toward the coast because storm surge ends before the second eyewall
C.Leave shelters because central pressure rises permanently once the eye arrives
D.Open windows because equalizing pressure prevents most structural wind damage
Correct Answer: Remain sheltered because the eyewall may return with winds from the opposite direction
Explanation:
The eye can create a temporary calm. The opposite eyewall may soon bring destructive winds from a changed direction, while surge and debris hazards can persist.
Incorrect! Try again.
46A deep earthquake and a shallow earthquake have the same moment magnitude and occur at similar epicentral distances from a city. Which outcome is generally more likely, assuming comparable geology?
Earth-related disasters: earthquakes, landslides, avalanches and volcanic eruptions
Hard
A.Both earthquakes produce identical damage because epicentral distance is unchanged
B.The deep earthquake produces stronger local shaking because magnitude rises with depth
C.The shallow earthquake produces stronger local shaking because its rupture is closer
D.Both earthquakes produce identical shaking because moment magnitude fixes intensity
Correct Answer: The shallow earthquake produces stronger local shaking because its rupture is closer
Explanation:
Moment magnitude measures total seismic moment, not site intensity. A shallower source is usually closer to the surface and can produce stronger local shaking, although site conditions also matter.
Incorrect! Try again.
47Following a wildfire, intense rain is forecast over a steep valley containing settlements below burned slopes. Which intervention should receive immediate priority?
Earth-related disasters: earthquakes, landslides, avalanches and volcanic eruptions
Hard
A.Issue debris-flow warnings using rainfall thresholds and evacuate drainage paths
B.Wait for visible slope cracks because debris flows require prior ground deformation
C.Plant deep-rooted trees before rainfall begins to stabilize every burned slope
D.Excavate the slope toe to increase channel capacity beside the settlements
Correct Answer: Issue debris-flow warnings using rainfall thresholds and evacuate drainage paths
Explanation:
Burned slopes can generate rapid debris flows with little visible warning. Short-term protection depends on rainfall-triggered alerts and evacuation from channels and depositional zones.
Incorrect! Try again.
48Several avalanche victims are buried after a slab release. Rescuers have transceivers, probes, and shovels, while a second avalanche remains possible. Which sequence best balances rescue probability and responder safety?
Earth-related disasters: earthquakes, landslides, avalanches and volcanic eruptions
Hard
A.Wait for snowmelt, mark the crown line, then enter without electronic searching
B.Assess secondary risk, conduct a transceiver search, pinpoint by probing, then dig
C.Begin random digging immediately, assess secondary risk, then activate transceivers
D.Probe the entire debris field, move uphill, then search using transceivers
Correct Answer: Assess secondary risk, conduct a transceiver search, pinpoint by probing, then dig
Explanation:
Responder safety must be assessed first. A transceiver search rapidly narrows the location, probing pinpoints the victim, and strategic shoveling enables extraction.
Incorrect! Try again.
49A volcano shows increasing sulfur dioxide emissions, shallow seismic swarms, and ground inflation, but no eruption has begun. Which conclusion is scientifically appropriate?
Earth-related disasters: earthquakes, landslides, avalanches and volcanic eruptions
Hard
A.A major explosive eruption is certain within the next twenty-four hours
B.Sulfur dioxide emissions exclude the possibility of a later phreatic eruption
C.Magma may be moving upward, but the timing and occurrence of eruption remain uncertain
D.Ground inflation proves that pressure is declining within the magma system
Correct Answer: Magma may be moving upward, but the timing and occurrence of eruption remain uncertain
Explanation:
These indicators are consistent with volcanic unrest and possible magma movement, but they do not provide certainty about whether or when an eruption will occur.
Incorrect! Try again.
50An earthquake ruptures industrial pipelines, causing a toxic release and fire near residential areas. How should this event be classified for planning purposes?
Manmade disasters
Hard
A.An unrelated pair of emergencies requiring no integrated command structure
B.A cascading disaster involving a natural trigger and technological consequences
C.A purely manmade disaster because industrial equipment caused every hazard
D.A purely natural disaster because the initiating event was an earthquake
Correct Answer: A cascading disaster involving a natural trigger and technological consequences
Explanation:
A natural hazard can trigger technological failures, creating a cascading or Natech disaster. Planning must integrate seismic, fire, toxic-release, evacuation, and infrastructure risks.
Incorrect! Try again.
51A radioactive plume is expected to pass over a community within thirty minutes, while evacuation would take two hours and create severe traffic congestion. What is the best immediate protective action?
Nuclear disasters
Hard
A.Move residents outdoors so radioactive material does not accumulate around them
B.Evacuate immediately through the projected plume regardless of travel time
C.Shelter indoors, close ventilation, and await monitored evacuation instructions
D.Distribute ordinary table salt as a substitute for official iodine prophylaxis
Correct Answer: Shelter indoors, close ventilation, and await monitored evacuation instructions
Explanation:
When plume arrival is imminent, sheltering can reduce inhalation and external exposure more effectively than congested evacuation through the plume. Later actions should follow radiation monitoring.
Incorrect! Try again.
52Following a reactor release, officials distribute potassium iodide to an exposed population. Which statement correctly describes its protective role?
Nuclear disasters
Hard
A.It replaces evacuation, sheltering, food controls, and environmental monitoring
B.It neutralizes external gamma radiation from contaminated soil and buildings
C.It blocks thyroid uptake of radioactive iodine but does not protect the whole body
D.It removes all radionuclides already deposited in the lungs and digestive tract
Correct Answer: It blocks thyroid uptake of radioactive iodine but does not protect the whole body
Explanation:
Potassium iodide saturates the thyroid with stable iodine, reducing uptake of radioactive iodine. It does not protect against other radionuclides or external radiation.
Incorrect! Try again.
53A chlorine tank ruptures near a town during calm nighttime conditions. The release forms a dense ground-level cloud. Which public instruction is most appropriate for people unable to evacuate safely?
Chemical disasters
Hard
A.Move indoors to an upper level, seal openings, and stop outside-air ventilation
B.Move into basements, open windows, and operate fans drawing outdoor air inward
C.Approach the leak from downwind while covering the face with a dry cloth
D.Remain outdoors on low ground because chlorine rises rapidly when released
Correct Answer: Move indoors to an upper level, seal openings, and stop outside-air ventilation
Explanation:
Chlorine is denser than air and can collect in low areas, especially under stable nighttime conditions. Upper-level sheltering and isolation from outdoor air reduce exposure.
Incorrect! Try again.
54Hospitals report an unusual respiratory syndrome in geographically separated patients who attended the same indoor event. Human-to-human transmission is not yet confirmed. Which initial response is most appropriate?
Biological disasters
Hard
A.Wait for proof of sustained transmission before beginning surveillance or infection control
B.Apply a case definition, isolate suspected cases, trace contacts, and investigate exposures
C.Release patient identities publicly so untrained observers can locate additional cases
D.Treat every attendee as a confirmed case without laboratory or epidemiological assessment
Correct Answer: Apply a case definition, isolate suspected cases, trace contacts, and investigate exposures
Explanation:
Early outbreak control requires standardized case finding, precautionary isolation, contact tracing, laboratory testing, and investigation of both common-source and person-to-person transmission.
Incorrect! Try again.
55A tanker displaying a hazardous-material placard overturns in a tunnel, and an unidentified vapor is visible. What should the first arriving responder do before attempting rescue?
Transport accidents
Hard
A.Enter from downwind, inspect the tanker closely, and move casualties without protective equipment
B.Ignite the vapor deliberately so its chemical identity becomes easier to determine
C.Approach from upwind, isolate the area, identify the substance remotely, and request specialists
D.Wash the spill into tunnel drains to restore traffic and reduce surface contamination
Correct Answer: Approach from upwind, isolate the area, identify the substance remotely, and request specialists
Explanation:
Unknown hazardous materials require cautious positioning, scene isolation, remote identification, and specialist support. Unprotected entry can turn responders into additional casualties.
Incorrect! Try again.
56A flood affects several districts within one Indian state but does not exceed the state's response capacity. Which arrangement best reflects the national disaster management framework?
National disaster management framework
Hard
A.Local bodies suspend their plans until Parliament declares a national disaster
B.The state leads through its authorities while district bodies execute local response plans
C.The national authority automatically assumes direct command of every district operation
D.The armed forces permanently replace civil administration throughout the response
Correct Answer: The state leads through its authorities while district bodies execute local response plans
Explanation:
Disaster management follows a tiered structure. State authorities coordinate a multi-district emergency, while district and local institutions implement response measures; central support is requested as needed.
Incorrect! Try again.
57A district disaster plan lists agencies and resources but assigns no trigger levels, reporting relationships, or authority for evacuation. Which failure is most likely during a fast-moving emergency?
National disaster management framework
Hard
A.Automatic transfer of district powers to NGOs because evacuation authority is unstated
B.Excessive scientific certainty because resource inventories determine hazard probability
C.Complete prevention of interagency communication because agency names are documented
D.Delayed decisions and duplicated actions because command and activation rules are unclear
Correct Answer: Delayed decisions and duplicated actions because command and activation rules are unclear
Explanation:
A usable plan must define activation thresholds, command relationships, responsibilities, and decision authority. Resource lists alone cannot prevent delays, gaps, or duplicated work.
Incorrect! Try again.
58After a major earthquake, separate government departments issue conflicting casualty figures and independently dispatch teams to the same locations. Which corrective measure is most effective?
Role of governmental agencies in disaster response
Hard
A.Suspend information exchange until all rescue operations have been completed
B.Establish unified coordination, a common operating picture, and validated reporting channels
C.Centralize every field decision with one remote official regardless of local conditions
D.Allow each department to publish estimates quickly without reconciling definitions
Correct Answer: Establish unified coordination, a common operating picture, and validated reporting channels
Explanation:
Unified coordination and shared situational awareness reduce duplication and conflicting information while preserving the operational roles and expertise of participating agencies.
Incorrect! Try again.
59Several NGOs arrive after a cyclone and all propose distributing food in accessible neighborhoods, while remote settlements lack water and medical support. What is the best coordination approach?
Role of NGOs in disaster response
Hard
A.Permit independent distribution because competition always improves humanitarian coverage
B.Use shared needs assessments and assign activities by location, sector, and capacity
C.Exclude NGOs from response planning until government relief operations are entirely complete
D.Allocate every NGO the same neighborhood so beneficiaries can select among providers
Correct Answer: Use shared needs assessments and assign activities by location, sector, and capacity
Explanation:
Shared assessment and coordinated allocation reduce duplication, identify coverage gaps, and match organizational capabilities to priority needs while retaining government oversight.
Incorrect! Try again.
60A community organization maintains a list of residents needing evacuation assistance. During a flash-flood warning, internet and mobile networks fail. Which preparedness measure would make the list most operationally useful?
Role of community-based organizations in disaster response
Hard
A.Store the list only in a remote cloud system to maximize confidentiality during outages
B.Wait for external responders because local volunteers should never support evacuation
C.Publish residents' medical details publicly so any passerby can make evacuation decisions
D.Preassign nearby volunteers, backup communication methods, routes, and transport responsibilities
Correct Answer: Preassign nearby volunteers, backup communication methods, routes, and transport responsibilities
Explanation:
Local knowledge becomes actionable when linked to trained personnel, redundant communication, transport, and practiced routes. Privacy should be protected while authorized responders retain access.
Incorrect! Try again.
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