Early evacuation to safe shelters reduces deaths from storm surge, high winds, and flooding.
Incorrect! Try again.
26Which combination most clearly indicates elevated earth-related hazard in a settlement?
Earth-related disasters
Medium
A.Wide roads and strong bridges
B.Low rainfall and deep soil
C.Steep slopes and active faults
D.Flat land and stable bedrock
Correct Answer: Steep slopes and active faults
Explanation:
Steep slopes increase landslide risk, while active faults increase the likelihood of earthquakes.
Incorrect! Try again.
27During an earthquake inside a classroom, which response is safest?
Earthquakes
Medium
A.Drop, cover, and hold on
B.Run toward the staircase immediately
C.Use the elevator to leave
D.Stand beside a glass window
Correct Answer: Drop, cover, and hold on
Explanation:
This action protects against falling objects and broken glass while the ground is shaking.
Incorrect! Try again.
28A road cuts across a steep, rain-soaked slope. Which measure would most effectively reduce landslide risk?
Landslides
Medium
A.Block all drainage channels
B.Install drainage and stabilize the slope
C.Increase slope loading
D.Remove supporting vegetation
Correct Answer: Install drainage and stabilize the slope
Explanation:
Controlling water and strengthening the slope reduce soil saturation and the forces that trigger failure.
Incorrect! Try again.
29A mountain trail has received heavy snowfall followed by rapid warming. What is the safest decision?
Avalanches
Medium
A.Gather below unstable snowfields
B.Remove warning signs from trails
C.Avoid avalanche-prone routes
D.Travel across steep open slopes
Correct Answer: Avoid avalanche-prone routes
Explanation:
Heavy snow and warming can weaken the snowpack, so avoiding exposed slopes is the safest choice.
Incorrect! Try again.
30During an ash-producing volcanic eruption, which action best reduces respiratory exposure?
Volcanic eruptions
Medium
A.Wear suitable masks and stay indoors
B.Drive toward the ash plume
C.Open all doors and windows
D.Sweep ash into open drains
Correct Answer: Wear suitable masks and stay indoors
Explanation:
Staying indoors and using suitable respiratory protection reduces inhalation of fine volcanic ash.
Incorrect! Try again.
31A factory stores flammable chemicals near a densely populated neighborhood. Which prevention measure is most appropriate?
Manmade disasters
Medium
A.Increase storage near residential areas
B.Restrict information about hazards
C.Strengthen inspections and emergency planning
D.Ignore minor safety violations
Correct Answer: Strengthen inspections and emergency planning
Explanation:
Regulation, inspections, risk reduction, and coordinated emergency plans lower the probability and impact of industrial accidents.
Incorrect! Try again.
32Following a nuclear release warning, authorities advise residents to shelter indoors. Why is this recommended?
Nuclear disasters
Medium
A.Buildings can reduce exposure to radiation
B.Sheltering increases radioactive exposure
C.Outdoor air always neutralizes radiation
D.Radiation affects only vehicles
Correct Answer: Buildings can reduce exposure to radiation
Explanation:
Walls and staying away from contaminated outdoor air can reduce exposure, especially during the initial response period.
Incorrect! Try again.
33A toxic gas leak occurs upwind of a residential area. Which immediate action is generally safest for residents?
Chemical disasters
Medium
A.Remain beside the leaking container
B.Follow official instructions and move crosswind or upwind
C.Move toward the visible cloud
D.Use flames to identify the gas
Correct Answer: Follow official instructions and move crosswind or upwind
Explanation:
Moving away from the direction of the gas plume and following authorities can reduce exposure, depending on the evacuation plan.
Incorrect! Try again.
34During an outbreak of a contagious disease, which measure most directly interrupts transmission?
Biological disasters
Medium
A.Share unverified remedies
B.Use isolation, hygiene, and vaccination when available
C.Ignore symptomatic individuals
D.Increase crowding in public places
Correct Answer: Use isolation, hygiene, and vaccination when available
Explanation:
These measures reduce contact with infectious cases, interrupt spread, and improve population protection.
Incorrect! Try again.
35After a tanker collision, an unknown liquid is leaking onto the road. What should bystanders do first?
Transport accidents
Medium
A.Touch the liquid with bare hands
B.Light a match to test flammability
C.Keep away and alert emergency services
D.Approach to identify the liquid
Correct Answer: Keep away and alert emergency services
Explanation:
Unknown substances may be toxic or flammable, so establishing distance and reporting the hazard are safer than investigating directly.
Incorrect! Try again.
36Why does a national disaster management framework assign responsibilities before disasters occur?
National disaster management framework
Medium
A.To eliminate the need for local planning
B.To clarify coordination and accountability
C.To delay decisions during emergencies
D.To replace hazard monitoring systems
Correct Answer: To clarify coordination and accountability
Explanation:
Preassigned roles help agencies coordinate rapidly and avoid confusion during preparedness, response, and recovery.
Incorrect! Try again.
37A flood has displaced thousands of people. Which governmental action should be prioritized during the initial response?
Role of governmental agencies in disaster response
Medium
A.Suspend all emergency communications
B.Wait for private donations before acting
C.Begin long-term tourism promotion
D.Provide search, rescue, shelter, and essential services
Correct Answer: Provide search, rescue, shelter, and essential services
Explanation:
Government agencies coordinate life-saving operations and provide immediate necessities such as shelter, water, food, and medical care.
Incorrect! Try again.
38A local health system is overwhelmed after an earthquake. How can an experienced NGO contribute most effectively?
Role of NGOs in disaster response
Medium
A.Distribute supplies without needs assessment
B.Duplicate every government activity
C.Provide specialized medical and relief support
D.Prevent coordination with local authorities
Correct Answer: Provide specialized medical and relief support
Explanation:
NGOs can supplement government capacity through expertise, trained personnel, logistics, and targeted assistance while coordinating with authorities.
Incorrect! Try again.
39Why are community-based organizations valuable during the first hours after a disaster?
Role of community-based organizations in disaster response
Medium
A.They can replace all technical agencies
B.They work without communicating with residents
C.They usually understand local needs and resources
D.They should control national warning systems
Correct Answer: They usually understand local needs and resources
Explanation:
Local organizations have community trust and knowledge, enabling rapid identification of vulnerable people and available resources.
Incorrect! Try again.
40Which media practice best supports public safety during a rapidly developing disaster?
Role of media in disaster response
Medium
A.Publish victims' private details without consent
B.Hide evacuation routes from the public
C.Share verified warnings and protective instructions
D.Broadcast unverified rumors quickly
Correct Answer: Share verified warnings and protective instructions
Explanation:
Accurate, timely information helps people make safe decisions and prevents panic caused by rumors or misinformation.
Incorrect! Try again.
41A hazard becomes a disaster primarily when it:
Natural disasters
Hard
A.Is officially classified by a government
B.Occurs in an uninhabited region
C.Produces measurable environmental change
D.Exceeds the coping capacity of an exposed community
Correct Answer: Exceeds the coping capacity of an exposed community
Explanation:
A disaster results from the interaction of a hazard with exposure and vulnerability when local coping capacity is overwhelmed.
Incorrect! Try again.
42After intense rainfall, a downstream town faces contamination of its drinking-water wells. Which factor most directly increases the health risk?
Water-related disasters
Hard
A.Reduced surface-water velocity
B.Infiltration of untreated floodwater
C.Lower atmospheric humidity
D.Higher groundwater recharge
Correct Answer: Infiltration of untreated floodwater
Explanation:
Floodwater can carry pathogens and chemicals into shallow aquifers, especially where wells are poorly sealed.
Incorrect! Try again.
43A basin experiences alternating flash floods and seasonal droughts. Which strategy best addresses both risks without simply maximizing reservoir storage?
Floods and drought
Hard
A.Restrict all irrigation during rainy months
B.Combine watershed restoration with demand management
C.Use only emergency water tankers
D.Drain wetlands and deepen channels
Correct Answer: Combine watershed restoration with demand management
Explanation:
Restored soils, wetlands, and vegetation reduce runoff while improving infiltration; demand management preserves water during dry periods.
Incorrect! Try again.
44During a severe urban smog episode, which public-health action is most appropriate for reducing exposure before pollution levels decline?
Air-related disasters
Hard
A.Use water sprinklers only on residential roofs
B.Open windows facing major roads
C.Reduce outdoor activity and improve indoor filtration
D.Increase outdoor exercise at dawn
Correct Answer: Reduce outdoor activity and improve indoor filtration
Explanation:
Limiting inhalation exposure and filtering indoor air are effective short-term measures when ambient pollution remains high.
Incorrect! Try again.
45A cyclone warning is issued for a densely populated coastal district. Which decision best reflects risk-based evacuation planning?
Cyclones and storms
Hard
A.Evacuate low-lying zones using forecast and vulnerability data
B.Wait until rainfall becomes heavier than normal
C.Evacuate the entire state regardless of exposure
D.Evacuate only after landfall is confirmed
Correct Answer: Evacuate low-lying zones using forecast and vulnerability data
Explanation:
Targeted early evacuation balances forecast uncertainty with the consequences of storm surge, flooding, and local vulnerability.
Incorrect! Try again.
46Why can the same magnitude earthquake produce very different levels of damage in two nearby cities?
Earth-related disasters
Hard
A.Earthquake duration is identical everywhere
B.Population density has no effect on losses
C.Magnitude changes after crossing borders
D.Damage depends on exposure, building vulnerability, and local ground conditions
Correct Answer: Damage depends on exposure, building vulnerability, and local ground conditions
Explanation:
Shaking intensity and impacts vary with distance, soil amplification, construction quality, population exposure, and preparedness.
Incorrect! Try again.
47During strong shaking inside a multistory building, which action generally offers the best immediate protection?
Earthquakes
Hard
A.Stand beside a glass window
B.Use the elevator before power fails
C.Run toward the nearest staircase
D.Drop, cover, and hold until shaking stops
Correct Answer: Drop, cover, and hold until shaking stops
Explanation:
This action protects against falling objects and reduces injury risk; movement during shaking is particularly dangerous indoors.
Incorrect! Try again.
48A hillside shows tension cracks after prolonged rain, and a road-cut has removed toe support. Which intervention most directly reduces immediate slope failure risk?
Landslides
Hard
A.Remove drainage channels from the slope
B.Add water to compact the upper soil
C.Increase traffic vibration near the cracks
D.Restore toe support and control surface water
Correct Answer: Restore toe support and control surface water
Explanation:
Toe support increases resisting forces, while drainage reduces pore-water pressure and the resulting loss of shear strength.
Incorrect! Try again.
49A snowpack contains a weak layer beneath a recently deposited slab. Which condition most increases the likelihood of a slab avalanche?
Avalanches
Hard
A.Uniform melting over several weeks
B.A gradual decrease in slope angle
C.Rapid loading by wind-drifted snow
D.Removal of all loose snow from the surface
Correct Answer: Rapid loading by wind-drifted snow
Explanation:
Rapid loading increases stress on the weak layer faster than the snowpack can stabilize, especially on lee slopes.
Incorrect! Try again.
50A community lies downwind of an explosive volcano. Which preparedness measure is most specifically aimed at reducing ash-related respiratory impacts?
Volcanic eruptions
Hard
A.Stockpile masks and protect ventilation systems
B.Construct seawalls along the coastline
C.Remove warning sirens from public buildings
D.Increase aircraft operations near the crater
Correct Answer: Stockpile masks and protect ventilation systems
Explanation:
Fine ash can penetrate the respiratory system and damage machinery, so protective masks and filtered indoor air are important.
Incorrect! Try again.
51A factory accident releases toxic gas into a nearby settlement. Which initial response principle is most appropriate?
Manmade disasters
Hard
A.Establish a hazard zone and follow protective-action guidance
B.Wash all exposed materials into local drains
C.Enter the plume to identify the odor
D.Rely on unverified social-media instructions
Correct Answer: Establish a hazard zone and follow protective-action guidance
Explanation:
Responders must control access, identify the plume, and determine whether shelter-in-place or evacuation minimizes exposure.
Incorrect! Try again.
52After a suspected radioactive release, why is sheltering indoors sometimes preferred over immediate evacuation?
Nuclear disasters
Hard
A.Radiation cannot travel through outdoor air
B.Evacuation always increases radiation dose
C.Indoor walls can reduce exposure while plume conditions are assessed
Correct Answer: Indoor walls can reduce exposure while plume conditions are assessed
Explanation:
A substantial building can provide shielding and prevent inhalation while authorities evaluate wind direction, dose rates, and evacuation routes.
Incorrect! Try again.
53A tanker overturns and releases an unknown chemical near a school. Which action should untrained bystanders avoid?
Chemical disasters
Hard
A.Keeping people away from the release area
B.Calling emergency services from a safe location
C.Moving upwind and uphill
D.Approaching the spill to identify its smell
Correct Answer: Approaching the spill to identify its smell
Explanation:
Odor is unreliable and approaching an unknown chemical can cause severe exposure or secondary contamination.
Incorrect! Try again.
54During an outbreak with limited laboratory capacity, which surveillance approach best supports early detection of expanding transmission?
Biological disasters
Hard
A.Report only laboratory-confirmed deaths
B.Suspend all case reporting until certainty is reached
C.Count only cases from major hospitals
D.Combine syndromic surveillance with targeted testing
Correct Answer: Combine syndromic surveillance with targeted testing
Explanation:
Syndromic signals provide speed, while targeted testing improves confirmation and helps identify transmission patterns.
Incorrect! Try again.
55Following a train derailment involving an unknown substance, which rescue priority best follows incident-safety principles?
Transport accidents
Hard
A.Begin mass entry before identifying the cargo
B.Move all injured people through the visible vapor
C.Protect responders and establish zones before rescue operations
D.Allow bystanders to assist without protective equipment
Correct Answer: Protect responders and establish zones before rescue operations
Explanation:
Responder safety, scene isolation, and hazard assessment prevent additional casualties and guide appropriate rescue and decontamination.
Incorrect! Try again.
56Which feature most improves coordination in a national disaster management framework when responsibilities overlap across agencies?
National disaster management framework
Hard
A.Separate emergency plans for each department
B.Complete centralization of every local decision
C.Independent decisions without shared terminology
D.Predefined roles, interoperable communication, and unified coordination
Correct Answer: Predefined roles, interoperable communication, and unified coordination
Explanation:
Clear authority, common procedures, and compatible communication reduce duplication and conflicting instructions.
Incorrect! Try again.
57A government agency receives conflicting damage reports from several districts. What should it do first to allocate scarce rescue resources fairly?
Role of governmental agencies in disaster response
Hard
A.Wait for complete data before any deployment
B.Use verified needs assessments and life-safety priorities
C.Distribute resources equally regardless of severity
D.Select the district with the loudest media coverage
Correct Answer: Use verified needs assessments and life-safety priorities
Explanation:
Rapid, validated assessments support triage based on imminent threats to life, critical infrastructure, and unmet needs.
Incorrect! Try again.
58An NGO plans to distribute food after a flood. Which practice most reduces the risk of creating dependency or inequity?
Role of NGOs in disaster response
Hard
A.Replace local suppliers with imported goods permanently
B.Distribute identical packages without assessing needs
C.Coordinate with authorities and involve affected groups
D.Serve only communities that are easiest to reach
Correct Answer: Coordinate with authorities and involve affected groups
Explanation:
Coordination and participation improve targeting, reduce duplication, respect local preferences, and support accountable relief.
Incorrect! Try again.
59Why are community-based organizations often crucial during the first hours after a disaster?
Role of community-based organizations in disaster response
Hard
A.They can replace all technical emergency services
B.They possess local trust, knowledge, and networks
C.They eliminate the need for governmental coordination
D.They have unlimited supplies and legal authority
Correct Answer: They possess local trust, knowledge, and networks
Explanation:
Local organizations can identify vulnerable people, communicate rapidly, and organize assistance before external responders arrive.
Incorrect! Try again.
60A media outlet receives an unverified claim that a dam has failed. What is the most responsible response?
Role of media in disaster response
Hard
A.Verify the claim and label uncertainty clearly
B.Publish immediately to maximize attention
C.Repeat the claim with anonymous certainty
D.Suppress all disaster-related information
Correct Answer: Verify the claim and label uncertainty clearly
Explanation:
Accurate, transparent reporting reduces panic and prevents harmful decisions while still communicating credible warnings quickly.
Incorrect! Try again.
Did this save you a night before the exam?
LPU Notes is free, and it stays free. Ads cover part of the server bill.
The rest comes out of a student's own pocket: the domain, the storage,
and keeping the site up through the weeks everyone needs it at once.
The payment button didn't load. An ad blocker or a filtered network is the usual reason.
to try again.
Nothing here is ever locked, and nothing unlocks. Chip in only if it was worth it.
What it pays for →