1Which of the following creates a distinction between a 'hazard' and a 'disaster'?
A.The magnitude of the event
B.The location of the event
C.The impact on human population and infrastructure
D.The duration of the event
Correct Answer: The impact on human population and infrastructure
Explanation:A hazard is a dangerous phenomenon, but it becomes a disaster only when it causes significant disruption to the functioning of a community or society, involving human, material, economic, or environmental losses.
Incorrect! Try again.
2Which of the following is considered a meteorological (water/air related) drought?
A.Soil moisture falls below the level required for crop growth
B.Water levels in reservoirs and lakes fall below statistical averages
C.A prolonged period with less than average precipitation
D.Demand for water exceeds the supply due to overpopulation
Correct Answer: A prolonged period with less than average precipitation
Explanation:Meteorological drought is defined usually on the basis of the degree of dryness (in comparison to some "normal" or average amount) and the duration of the dry period.
Incorrect! Try again.
3The Bhopal Gas Tragedy (1984) is an example of which type of disaster?
A.Nuclear Disaster
B.Biological Disaster
C.Chemical Disaster
D.Geological Disaster
Correct Answer: Chemical Disaster
Explanation:The Bhopal Gas Tragedy was a chemical accident involving the leak of Methyl Isocyanate () gas from a pesticide plant.
Incorrect! Try again.
4In the context of earthquakes, the point on the Earth's surface directly above the focus is called the:
A.Hypocenter
B.Epicenter
C.Fault line
D.Seismic gap
Correct Answer: Epicenter
Explanation:The Hypocenter (or Focus) is the point within the earth where the rupture starts. The Epicenter is the point directly above it on the surface.
Incorrect! Try again.
5Which scale is used to measure the magnitude (energy released) of an earthquake?
A.Mercalli Scale
B.Richter Scale
C.Saffir-Simpson Scale
D.Fujita Scale
Correct Answer: Richter Scale
Explanation:The Richter scale measures the magnitude of an earthquake based on the energy released (), whereas the Mercalli scale measures intensity/damage.
Incorrect! Try again.
6Which of the following is an example of a biological disaster?
A.Oil Spill
B.Chernobyl Accident
C.COVID-19 Pandemic
D.Acid Rain
Correct Answer: COVID-19 Pandemic
Explanation:Biological disasters are caused by germs and pathogenic microorganisms (bacteria, viruses, toxins) affecting humans, animals, or plants.
Incorrect! Try again.
7What is the primary cause of a tsunami?
A.High gravitational pull of the moon
B.Strong cyclonic winds
C.Displacement of a large volume of water, usually by undersea earthquakes
D.Rapid evaporation of ocean water
Correct Answer: Displacement of a large volume of water, usually by undersea earthquakes
Explanation:Tsunamis are generated by impulsive disturbances of the water column, most commonly by undersea earthquakes, but also by volcanic eruptions or landslides.
Incorrect! Try again.
8Under the Disaster Management Act, 2005, who is the Chairperson of the National Disaster Management Authority (NDMA) in India?
A.The President of India
B.The Prime Minister of India
C.The Minister of Home Affairs
D.The Minister of Environment
Correct Answer: The Prime Minister of India
Explanation:The NDMA is headed by the Prime Minister of India as the ex-officio Chairperson.
Incorrect! Try again.
9Which phenomenon is responsible for the rotation of cyclones (counter-clockwise in the Northern Hemisphere)?
A.Centrifugal Force
B.Gravitational Force
C.Coriolis Force
D.Frictional Force
Correct Answer: Coriolis Force
Explanation:The Coriolis Force, caused by Earth's rotation, deflects moving air to the right in the Northern Hemisphere, causing the spiral motion of cyclones.
Incorrect! Try again.
10What does the acronym CBRN stand for in the context of man-made disasters?
A.Chemical, Biological, Radiological, and Nuclear
B.Cyclones, Blizzards, Rain, and Night-storms
C.Central Bureau of Rescue and Navigation
D.Community Based Rescue Network
Correct Answer: Chemical, Biological, Radiological, and Nuclear
Explanation:CBRN refers to weaponized or accidental release of Chemical, Biological, Radiological, and Nuclear materials.
Incorrect! Try again.
11Which of the following is a Non-Structural mitigation measure for floods?
A.Building embankments
B.Constructing dams
C.Floodplain zoning and land-use planning
D.Dredging river beds
Correct Answer: Floodplain zoning and land-use planning
Explanation:Non-structural measures involve policies, awareness, and laws (like zoning) to reduce risk, whereas structural measures involve physical construction.
Incorrect! Try again.
12The sudden movement of rock, earth, or debris down a sloped section of land is known as:
A.Liquefaction
B.Landslide
C.Subsidence
D.Erosion
Correct Answer: Landslide
Explanation:Landslides involve the movement of a mass of rock, debris, or earth down a slope, often triggered by rain, earthquakes, or gravity.
Incorrect! Try again.
13In the Disaster Management Cycle, which phase occurs immediately after the disaster strikes?
A.Mitigation
B.Preparedness
C.Response
D.Reconstruction
Correct Answer: Response
Explanation:The Response phase involves immediate actions taken to save lives, protect property, and meet basic human needs right after a disaster occurs.
Incorrect! Try again.
14Which gas was released during the Chernobyl Nuclear Disaster?
Explanation:The IMD is the principal government agency in all matters relating to meteorology, seismology, and allied subjects.
Incorrect! Try again.
18Flash floods are distinct from regular floods because they:
A.Occur only in coastal areas
B.Happen very rapidly with little warning, usually within 6 hours of heavy rain
C.Last for several weeks
D.Are caused only by snowmelt
Correct Answer: Happen very rapidly with little warning, usually within 6 hours of heavy rain
Explanation:Flash floods are characterized by a rapid rise in water levels, typically occurring within a few hours of the causative event (intense rainfall or dam failure).
Incorrect! Try again.
19What is the primary role of Community-Based Disaster Management (CBDM)?
A.To rely solely on international aid
B.To empower local communities to prepare for and respond to disasters
C.To replace the government's role entirely
D.To fund large infrastructure projects
Correct Answer: To empower local communities to prepare for and respond to disasters
Explanation:CBDM focuses on the fact that local communities are the first responders and aims to build their capacity to manage risks.
Incorrect! Try again.
20Avalanches are most common in which type of terrain?
A.Arid deserts
B.Flat plains
C.Mountainous regions with heavy snowfall
D.Coastal deltas
Correct Answer: Mountainous regions with heavy snowfall
Explanation:An avalanche is a rapid flow of snow down a sloping surface, occurring in mountainous regions.
Incorrect! Try again.
21The 'Eye' of a cyclone is characterized by:
A.The strongest winds and heaviest rain
B.Calm weather and low pressure
C.High pressure and thunderstorms
D.Hailstorms
Correct Answer: Calm weather and low pressure
Explanation:The eye is a region of mostly calm weather at the center of strong tropical cyclones. It is an area of lowest atmospheric pressure.
Incorrect! Try again.
22Which of the following acts as a natural barrier against storm surges and tsunamis?
A.Mangrove forests
B.Sand dunes removal
C.Concrete roads
D.High-rise buildings
Correct Answer: Mangrove forests
Explanation:Mangrove roots and dense vegetation absorb the energy of waves and reduce the impact of storm surges and tsunamis on coastal areas.
Incorrect! Try again.
23The Minamata disease in Japan was a man-made disaster caused by poisoning from:
A.Lead ()
B.Mercury ()
C.Arsenic ()
D.Cadmium ()
Correct Answer: Mercury ()
Explanation:Minamata disease was caused by the release of methylmercury in the industrial wastewater from a chemical factory.
Incorrect! Try again.
24Which specific force is specialized for the purpose of specialist response to a threatening disaster situation or disaster in India?
Explanation:The NDRF is a specialized force constituted under the Disaster Management Act, 2005, for the purpose of specialist response to disaster situations.
Incorrect! Try again.
25During a nuclear disaster, which pill is often distributed to protect the thyroid gland?
A.Paracetamol
B.Potassium Iodide ()
C.Activated Charcoal
D.Antibiotics
Correct Answer: Potassium Iodide ()
Explanation:Potassium Iodide saturates the thyroid gland with stable iodine, preventing the absorption of radioactive iodine ().
Incorrect! Try again.
26Which of the following is a role of NGOs in disaster management?
A.Enacting laws
B.Declaring state emergencies
C.Providing humanitarian aid, advocacy, and grassroots support
D.Deploying the military
Correct Answer: Providing humanitarian aid, advocacy, and grassroots support
Explanation:NGOs play a crucial role in providing relief supplies, medical aid, psychological support, and linking the government with the community.
Incorrect! Try again.
27What is a 'Pyroclastic Flow' associated with?
A.Floods
B.Forest Fires
C.Volcanic Eruptions
D.Cyclones
Correct Answer: Volcanic Eruptions
Explanation:A pyroclastic flow is a fast-moving current of hot gas and volcanic matter (tephra) that moves away from a volcano.
Incorrect! Try again.
28Which technology is most essential for Early Warning Systems (EWS)?
A.Remote Sensing and GIS
B.Blockchain
C.Social Media Marketing
D.Automobile engineering
Correct Answer: Remote Sensing and GIS
Explanation:Remote sensing (satellites) monitors weather patterns and geological changes, while GIS helps map risks, essential for early warnings.
Incorrect! Try again.
29The Sendai Framework (2015-2030) is related to:
A.Climate Change reduction
B.Disaster Risk Reduction (DRR)
C.Endangered Species Protection
D.Ocean Clean-up
Correct Answer: Disaster Risk Reduction (DRR)
Explanation:The Sendai Framework is a major international agreement adopted by UN member states to reduce disaster risk.
Incorrect! Try again.
30A sudden drop in atmospheric pressure typically indicates the approach of:
A.Clear skies
B.A storm or cyclone
C.A heatwave
D.A drought
Correct Answer: A storm or cyclone
Explanation:Low-pressure systems are associated with clouds, precipitation, and storms (cyclones/hurricanes).
Incorrect! Try again.
31Which factor most significantly increases the risk of landslides in hilly areas?
A.Afforestation
B.Terrace farming
C.Deforestation and unscientific construction
D.Light drizzle
Correct Answer: Deforestation and unscientific construction
Explanation:Removing tree roots that hold soil together (deforestation) and cutting into slopes for roads/buildings destabilize the land.
Incorrect! Try again.
32What is the primary function of the media during the 'Response' phase of a disaster?
A.To criticize the government
B.To disseminate accurate information, warnings, and helpline numbers
C.To increase entertainment ratings
D.To creating panic
Correct Answer: To disseminate accurate information, warnings, and helpline numbers
Explanation:The media's critical role during response is communicating vital safety information, warnings, and relief details to the public.
Incorrect! Try again.
33In disaster management, Triage refers to:
A.The process of rebuilding houses
B.Sorting patients based on the severity of injuries to prioritize treatment
C.The distribution of food packets
D.A type of three-wheeled rescue vehicle
Correct Answer: Sorting patients based on the severity of injuries to prioritize treatment
Explanation:Triage is the medical sorting of casualties to maximize the number of survivors when resources are limited.
Incorrect! Try again.
34Which mathematical relationship describes the energy increase on the Richter scale, where each whole number increase represents a 32-fold increase in energy?
A.Linear
B.Logarithmic
C.Exponential
D.Quadratic
Correct Answer: Logarithmic
Explanation:The Richter scale is logarithmic ( for amplitude). For energy, an increase of 1 in magnitude corresponds to approximately $32$ times more energy.
Incorrect! Try again.
35What is the term for a disaster caused by the collapse of a dam?
A.Meteorological disaster
B.Technological / Man-made disaster
C.Biological disaster
D.Extraterrestrial disaster
Correct Answer: Technological / Man-made disaster
Explanation:Dam failure is often categorized as a man-made or technological disaster due to engineering failure or poor maintenance, though natural events can trigger it.
Incorrect! Try again.
36Which of the following is NOT a component of the disaster management cycle?
A.Mitigation
B.Preparedness
C.Taxation
D.Recovery
Correct Answer: Taxation
Explanation:The four main phases are Mitigation, Preparedness, Response, and Recovery. Taxation is not a phase.
Incorrect! Try again.
37An oil spill in the ocean is an example of:
A.Geophysical disaster
B.Transport/Environmental accident
C.Meteorological disaster
D.Hydrological disaster
Correct Answer: Transport/Environmental accident
Explanation:Oil spills usually result from accidents involving tankers, barges, or pipelines (transport/industrial).
Incorrect! Try again.
38The District Disaster Management Authority (DDMA) is headed by:
A.The Chief Minister
B.The District Magistrate / District Collector
C.The Superintendent of Police
D.The Local MP
Correct Answer: The District Magistrate / District Collector
Explanation:At the district level in India, the District Magistrate (or Collector/Deputy Commissioner) heads the DDMA.
Incorrect! Try again.
39Mock drills are a part of which phase of disaster management?
A.Response
B.Recovery
C.Preparedness
D.Reconstruction
Correct Answer: Preparedness
Explanation:Mock drills are training exercises conducted before a disaster to ensure readiness and test emergency plans.
Incorrect! Try again.
40Desertification is a process often associated with:
A.Flash floods
B.Drought and land degradation
C.Volcanic ash
D.Tsunamis
Correct Answer: Drought and land degradation
Explanation:Desertification is the degradation of land in arid, semi-arid, and dry sub-humid areas, often exacerbated by drought and human activities.
Incorrect! Try again.
41Which wave arrives first at a seismic station during an earthquake?
A.S-waves (Secondary waves)
B.P-waves (Primary waves)
C.Surface waves
D.Tidal waves
Correct Answer: P-waves (Primary waves)
Explanation:P-waves are longitudinal compressional waves and travel faster than S-waves or Surface waves.
Incorrect! Try again.
42What is the main danger associated with Nuclear Power Plant accidents?
A.Massive fire spreading to forests only
B.Emission of Ionizing Radiation
C.Sudden freezing of the surrounding area
D.Generation of a black hole
Correct Answer: Emission of Ionizing Radiation
Explanation:The release of ionizing radiation is the critical health hazard in nuclear accidents, causing acute radiation syndrome and long-term cancer risks.
Incorrect! Try again.
43In communication during disasters, 'Ham Radio' refers to:
A.Amateur Radio
B.Commercial FM Radio
C.Satellite Television
D.Internet Radio
Correct Answer: Amateur Radio
Explanation:Amateur (Ham) Radio is a reliable communication method used when conventional networks (cell/internet) fail during disasters.
Incorrect! Try again.
44El Niño is a climate pattern that describes the unusual warming of surface waters in which ocean?
A.Atlantic Ocean
B.Indian Ocean
C.Eastern Tropical Pacific Ocean
D.Arctic Ocean
Correct Answer: Eastern Tropical Pacific Ocean
Explanation:El Niño involves the warming of the sea surface temperature in the eastern tropical Pacific, often causing global weather disruptions (droughts or floods).
Incorrect! Try again.
45Which of the following is an anthropogenic cause of floods?
A.Heavy rainfall
B.Snowmelt
C.Urbanization and paving of surfaces
D.Tsunamis
Correct Answer: Urbanization and paving of surfaces
Explanation:Concrete surfaces prevent water infiltration, increasing surface runoff and causing urban flooding (anthropogenic = human-caused).
Incorrect! Try again.
46The National Institute of Disaster Management (NIDM) is responsible for:
A.Deploying soldiers
B.Capacity building, training, and research
C.Collecting taxes
D.Building dams
Correct Answer: Capacity building, training, and research
Explanation:NIDM is mandated to design and conduct training programs and undertake research and documentation in disaster management.
Incorrect! Try again.
47What defines a 'Pandemic' compared to an 'Epidemic'?
A.A pandemic is less severe
B.A pandemic affects a much wider geographical area, often global
C.A pandemic is caused only by bacteria
D.There is no difference
Correct Answer: A pandemic affects a much wider geographical area, often global
Explanation:An epidemic is a disease outbreak in a community; a pandemic is an epidemic that has spread across multiple countries or continents.
Incorrect! Try again.
48Which of the following represents a Structural mitigation measure for earthquakes?
A.Earthquake insurance
B.Public awareness campaigns
C.Retrofitting buildings with base isolators
D.First aid training
Correct Answer: Retrofitting buildings with base isolators
Explanation:Retrofitting involves physical modifications to structures to make them more resistant to seismic activity.
Incorrect! Try again.
49The intensity of a tropical cyclone is primarily determined by:
A.The height of the waves
B.The sustained wind speed
C.The amount of rainfall
D.The speed of movement of the storm center
Correct Answer: The sustained wind speed
Explanation:Scales like Saffir-Simpson classify cyclones/hurricanes based on their maximum sustained wind speeds.
Incorrect! Try again.
50What is the 'Golden Hour' in disaster medical response?
A.The hour before the disaster hits
B.The first hour after a traumatic injury when emergency treatment is most likely to be successful
C.The time when the sun rises
D.The time taken to rebuild a house
Correct Answer: The first hour after a traumatic injury when emergency treatment is most likely to be successful
Explanation:In emergency medicine, the Golden Hour is the window where prompt medical treatment gives the highest chance of survival.