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Subjects : Applied Fisheries

Question Bank APSC Fisheries Development Officer Paper III Exam - English
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Applied Fisheries

Question 1Single Answer
The continuous movement of water on, above, and below the surface of the Earth is known as:
  1. A
    Water cycle
  2. B
    Precipitation
  3. C
    Evaporation
  4. D
    Transpiration
Question 2Single Answer
Which of the following is a major component of the hydrological cycle?
  1. A
    Photosynthesis
  2. B
    Respiration
  3. C
    Condensation
  4. D
    Decomposition
Question 3Single Answer
The total amount of dissolved salts in water is referred to as:
  1. A
    Hardness
  2. B
    Alkalinity
  3. C
    Salinity
  4. D
    Turbidity
Question 4Single Answer
Which of the following water quality parameters indicates the acidity or alkalinity of water?
  1. A
    Dissolved Oxygen (DO)
  2. B
    Biochemical Oxygen Demand (BOD)
  3. C
    pH
  4. D
    Temperature
Question 5Single Answer
The amount of oxygen dissolved in a unit volume of water at a given temperature and pressure is called:
  1. A
    Biochemical Oxygen Demand (BOD)
  2. B
    Chemical Oxygen Demand (COD)
  3. C
    Dissolved Oxygen (DO)
  4. D
    Total Dissolved Solids (TDS)
Question 6Single Answer
The amount of oxygen consumed by microorganisms in the decomposition of organic matter in water is known as:
  1. A
    Dissolved Oxygen (DO)
  2. B
    Chemical Oxygen Demand (COD)
  3. C
    Biochemical Oxygen Demand (BOD)
  4. D
    Total Suspended Solids (TSS)
Question 7Single Answer
Cloudiness or haziness of water caused by suspended particles is termed as:
  1. A
    Salinity
  2. B
    Turbidity
  3. C
    Conductivity
  4. D
    Hardness
Question 8Single Answer
Which of the following is a common source of nutrient pollution in water bodies?
  1. A
    Acid rain
  2. B
    Industrial emissions
  3. C
    Agricultural runoff
  4. D
    Volcanic eruptions
Question 9Single Answer
Eutrophication in water bodies is primarily caused by an excess of:
  1. A
    Heavy metals
  2. B
    Pesticides
  3. C
    Nutrients (nitrogen and phosphorus)
  4. D
    Suspended solids
Question 10Single Answer
The ability of water to neutralize acids or bases is known as:
  1. A
    Hardness
  2. B
    Alkalinity
  3. C
    Salinity
  4. D
    Conductivity
Question 11Single Answer
A designated area on the coast where fishing vessels land their catch and related facilities are provided is called a:
  1. A
    Fish farm
  2. B
    Fish landing center
  3. C
    Hatchery
  4. D
    Fish processing plant
Question 12Single Answer
Which of the following is a primary function of a fish landing center?
  1. A
    Breeding of fish
  2. B
    Processing of fish
  3. C
    Handling and auctioning of fish catch
  4. D
    Manufacturing of fishing gear
Question 13Single Answer
A sheltered body of water where ships, boats, and barges can be safely moored is known as a:
  1. A
    Canal
  2. B
    Reservoir
  3. C
    Harbor
  4. D
    Pond
Question 14Single Answer
What is the main purpose of constructing harbors for fisheries?
  1. A
    To generate hydroelectric power
  2. B
    To provide safe berthing and support facilities for fishing vessels
  3. C
    To store freshwater for irrigation
  4. D
    To facilitate aquaculture in enclosed areas
Question 15Single Answer
A facility used for the artificial breeding, hatching, and rearing of fish and shellfish in their early life stages is called a:
  1. A
    Fish market
  2. B
    Fish processing unit
  3. C
    Hatchery
  4. D
    Fish feed mill
Question 16Single Answer
Which of the following is a critical component of a fish hatchery?
  1. A
    Cold storage facility
  2. B
    Auction hall
  3. C
    Spawning tanks
  4. D
    Net mending workshop
Question 17Single Answer
What is the primary consideration in the design of fish landing centers?
  1. A
    Proximity to industrial areas
  2. B
    Easy access for fishing vessels and transportation
  3. C
    Availability of cheap labor
  4. D
    Scenic beauty of the location
Question 18Single Answer
Which material is commonly used in the construction of fishery structures due to its durability in aquatic environments?
  1. A
    Wood
  2. B
    Steel
  3. C
    Concrete
  4. D
    Plastic
Question 19Single Answer
Proper drainage is essential in fish landing centers to:
  1. A
    Increase water temperature
  2. B
    Prevent the accumulation of stagnant water and waste
  3. C
    Enhance the growth of algae
  4. D
    Reduce oxygen levels in the surrounding water
Question 20Single Answer
The layout of a hatchery should prioritize:
  1. A
    Maximizing land usage for other purposes
  2. B
    Efficient flow of water and movement of fish
  3. C
    Minimizing sunlight exposure
  4. D
    Using the cheapest available materials
Question 21Single Answer
GPS stands for:
  1. A
    Global Positioning System
  2. B
    General Positioning Satellite
  3. C
    Geographic Pointing System
  4. D
    Guided Positioning Service
Question 22Single Answer
What is the primary use of GPS in fisheries?
  1. A
    Measuring water temperature
  2. B
    Determining the precise location of fishing vessels and fishing grounds
  3. C
    Analyzing fish stomach contents
  4. D
    Monitoring dissolved oxygen levels
Question 23Single Answer
Sonar technology in fisheries primarily uses:
  1. A
    Light waves
  2. B
    Radio waves
  3. C
    Sound waves
  4. D
    Microwaves
Question 24Single Answer
What is the main application of sonar in fishing?
  1. A
    Measuring wind speed
  2. B
    Detecting the presence and location of fish schools
  3. C
    Analyzing water salinity
  4. D
    Navigating through shallow waters
Question 25Single Answer
Echo sounders are a type of sonar used to determine:
  1. A
    Water current speed
  2. B
    Depth of water and presence of objects (like fish)
  3. C
    Air pressure
  4. D
    Wave height
Question 26Single Answer
Which instrument is used to measure the temperature of water?
  1. A
    Barometer
  2. B
    Hydrometer
  3. C
    Thermometer
  4. D
    Anemometer
Question 27Single Answer
A Secchi disk is used to measure:
  1. A
    Dissolved oxygen
  2. B
    Water transparency (turbidity)
  3. C
    pH
  4. D
    Salinity
Question 28Single Answer
What type of sensor is commonly used to measure dissolved oxygen in water?
  1. A
    Pressure sensor
  2. B
    Optical sensor
  3. C
    Temperature sensor
  4. D
    Magnetic sensor
Question 29Single Answer
Flow meters are used in aquaculture systems to monitor:
  1. A
    Water temperature
  2. B
    Rate of water flow
  3. C
    Dissolved oxygen levels
  4. D
    Fish growth rate
Question 30Single Answer
Modern fishing vessels often use electronic charts and plotters for:
  1. A
    Cooking meals
  2. B
    Navigating and displaying vessel position and other data
  3. C
    Communicating with family members
  4. D
    Storing fishing gear
Question 31Single Answer
Fishing at a rate that allows the fish population to replenish itself is known as:
  1. A
    Overfishing
  2. B
    Sustainable fishing
  3. C
    Destructive fishing
  4. D
    Illegal fishing
Question 32Single Answer
Which of the following is a characteristic of sustainable fishing practices?
  1. A
    Using non-selective fishing gear
  2. B
    Catching juvenile fish
  3. C
    Minimizing bycatch
  4. D
    Discarding unwanted catch at sea
Question 33Single Answer
The unintentional capture of non-target species during fishing is called:
  1. A
    Target catch
  2. B
    Maximum sustainable yield
  3. C
    Bycatch
  4. D
    Recruitment
Question 34Single Answer
Which of the following fishing gears is generally considered less destructive to the marine environment?
  1. A
    Bottom trawls
  2. B
    Dynamite fishing
  3. C
    Gillnets with appropriate mesh size
  4. D
    Cyanide fishing
Question 35Single Answer
Establishing marine protected areas (MPAs) is a strategy for:
  1. A
    Increasing fishing pressure in specific zones
  2. B
    Protecting marine ecosystems and biodiversity
  3. C
    Promoting destructive fishing practices
  4. D
    Reducing fish populations
Question 36Single Answer
Setting limits on the amount of fish that can be caught is known as:
  1. A
    Minimum landing size
  2. B
    Closed seasons
  3. C
    Catch quotas
  4. D
    Fishing effort control
Question 37Single Answer
Restricting fishing activities during critical periods like spawning seasons is an example of:
  1. A
    Increasing fishing effort
  2. B
    Implementing closed seasons
  3. C
    Promoting overfishing
  4. D
    Encouraging bycatch
Question 38Single Answer
The use of appropriately sized mesh nets helps in:
  1. A
    Catching all sizes of fish
  2. B
    Allowing juvenile fish to escape
  3. C
    Increasing bycatch
  4. D
    Damaging the seabed
Question 39Single Answer
Promoting aquaculture of herbivorous fish species can contribute to sustainability by:
  1. A
    Increasing pressure on wild fish stocks for feed
  2. B
    Reducing reliance on wild-caught fish for food
  3. C
    Polluting water bodies with excessive nutrients
  4. D
    Introducing invasive species
Question 40Single Answer
Ecosystem-based fisheries management (EBFM) focuses on:
  1. A
    Maximizing the catch of target species only
  2. B
    Considering the entire marine ecosystem and its interactions
  3. C
    Ignoring the impact of fishing on non-target species
  4. D
    Short-term economic gains from fishing
Question 41Single Answer
The study of how resources are allocated in the fisheries sector is known as:
  1. A
    Marine biology
  2. B
    Fisheries economics
  3. C
    Oceanography
  4. D
    Aquaculture management
Question 42Single Answer
The total value of fish caught and sold represents the:
  1. A
    Cost of production
  2. B
    Revenue from fisheries
  3. C
    Profit margin
  4. D
    Capital investment
Question 43Single Answer
The expenses incurred in catching, processing, and marketing fish are known as:
  1. A
    Revenue
  2. B
    Profit
  3. C
    Costs
  4. D
    Demand
Question 44Single Answer
The difference between the revenue from fish sales and the total costs is the:
  1. A
    Market price
  2. B
    Supply
  3. C
    Demand
  4. D
    Profit
Question 45Single Answer
The quantity of fish that consumers are willing and able to purchase at various prices during a specific period is known as:
  1. A
    Supply
  2. B
    Demand
  3. C
    Equilibrium
  4. D
    Elasticity
Question 46Single Answer
The quantity of fish that producers are willing and able to offer for sale at various prices during a specific period is known as:
  1. A
    Demand
  2. B
    Supply
  3. C
    Market price
  4. D
    Consumer preference
Question 47Single Answer
The point at which the quantity of fish demanded equals the quantity supplied is called the:
  1. A
    Surplus
  2. B
    Shortage
  3. C
    Equilibrium price and quantity
  4. D
    Market failure
Question 48Single Answer
The series of activities involved in moving fish from the point of production to the point of consumption is called:
  1. A
    Fishing effort
  2. B
    Fish processing
  3. C
    Supply chain management
  4. D
    Value addition
Question 49Single Answer
Adding value to fish products through processing, packaging, and branding is known as:
  1. A
    Primary production
  2. B
    Secondary production
  3. C
    Value addition
  4. D
    Market segmentation
Question 50Single Answer
Understanding consumer preferences and market trends is crucial for:
  1. A
    Reducing fishing effort
  2. B
    Effective fisheries marketing
  3. C
    Increasing bycatch
  4. D
    Ignoring quality control
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