SS3 First Term Fishery Past Questions And Answers
Here they are;
Question: What is the primary purpose of aquaculture?
a) Recreation
b) Crop cultivation
c) Fish production
d) Forestry
Answer: c) Fish production
Question: Which of the following is a warm-water fish commonly raised in aquaculture?
a) Trout
b) Catfish
c) Salmon
d) Cod
Answer: b) Catfish
Question: What is the term for the process of cultivating both fish and plants together in a closed system?
a) Hydroponics
b) Polyculture
c) Monoculture
d) Aquaponics
Answer: d) Aquaponics
Question: What is the ideal pH range for most freshwater fish in aquaculture?
a) 5.0-6.5
b) 7.0-8.5
c) 9.0-10.5
d) 6.5-7.5
Answer: d) 6.5-7.5
Question: Which of the following is a method of fish preservation that involves drying with the help of sun and wind?
a) Canning
b) Smoking
c) Salting
d) Sun drying
Answer: d) Sun drying
Question: What is the term for the protective structure covering the gills of fish?
a) Scales
b) Fins
c) Operculum
d) Gill rakers
Answer: c) Operculum
Question: Which type of fishing gear is used to catch fish near the surface by luring them with bait?
a) Trawl net
b) Gill net
c) Longline
d) Hook and line
Answer: d) Hook and line
Question: What is the main function of the swim bladder in fish?
a) Reproduction
b) Buoyancy control
c) Digestion
d) Oxygen uptake
Answer: b) Buoyancy control
Question: What is the term for the practice of catching fish in their natural environment for commercial purposes?
a) Aquaculture
b) Fisheries
c) Mariculture
d) Aquaponics
Answer: b) Fisheries
Question: Which of the following is a cold-water fish commonly raised in aquaculture?
a) Tilapia
b) Carp
c) Sturgeon
d) Catfish
Answer: c) Sturgeon
Question: What is the purpose of fish tagging in fisheries management?
a) Identification
b) Decoration
c) Weight measurement
d) Feeding control
Answer: a) Identification
Question: In fisheries, what does the term “overfishing” refer to?
a) Excessive fishing leading to depleted fish stocks
b) Sustainable fishing practices
c) Fish breeding programs
d) Fish migration patterns
Answer: a) Excessive fishing leading to depleted fish stocks
Question: What is the primary source of omega-3 fatty acids in fish?
a) Liver
b) Muscle tissue
c) Scales
d) Gills
Answer: b) Muscle tissue
Question: Which method of fish preservation involves storing fish in a mixture of salt and water?
a) Smoking
b) Freezing
c) Canning
d) Salting
Answer: d) Salting
Question: What is the term for the process of removing undesirable substances from water to make it suitable for fish farming?
a) Filtration
b) Aeration
c) Sedimentation
d) Eutrophication
Answer: a) Filtration
Question: What is the purpose of fish grading in aquaculture?
a) Determining fish age
b) Separating fish based on size and quality
c) Assessing fish health
d) Controlling fish reproduction
Answer: b) Separating fish based on size and quality
Question: Which factor is crucial for successful fish farming in aquaculture?
a) High water temperature
b) Low oxygen levels
c) Low stocking density
d) Proper water quality management
Answer: d) Proper water quality management
Question: What is the primary purpose of a fish hatchery?
a) Fish harvesting
b) Fish processing
c) Fish breeding and hatching
d) Fish marketing
Answer: c) Fish breeding and hatching
Question: Which fishing method involves dragging a net through the water behind a moving boat?
a) Trawling
b) Seining
c) Longlining
d) Jigging
Answer: a) Trawling
Question: What is the term for the practice of releasing young fish into natural waters to enhance wild populations?
a) Fish stocking
b) Fish grading
c) Fish tagging
d) Fish farming
Answer: a) Fish stocking.
