SS2 First Term Fishery Past Questions And Answers
SS2 First Term Fishery questions with options and answers:
Question: What is the primary purpose of fish farming?
a) Recreation
b) Conservation
c) Education
d) Food production
Answer: d) Food 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 artificial cultivation of aquatic plants and animals for human use?
a) Aquaponics
b) Aquaculture
c) Hydroponics
d) Algae culture
Answer: b) Aquaculture
Question: What is the function of the swim bladder in fish?
a) Buoyancy control
b) Digestion
c) Reproduction
d) Oxygen absorption
Answer: a) Buoyancy control
Question: Which fish farming method involves raising fish in cages submerged in natural water bodies?
a) Pond culture
b) Cage culture
c) Tank culture
d) Raceway culture
Answer: b) Cage culture
Question: What is the optimum pH range for most freshwater fish species?
a) 5.0-6.5
b) 6.5-8.5
c) 8.5-10.0
d) 10.0-12.0
Answer: b) 6.5-8.5
Question: What is the process of extracting eggs from female fish called?
a) Spawning
b) Fertilization
c) Incubation
d) Grading
Answer: a) Spawning
Question: Which type of fishing gear is designed to catch fish by encircling them in a wall of netting?
a) Trawl net
b) Seine net
c) Gill net
d) Cast net
Answer: b) Seine net
Question: What is the common name for the practice of raising several species of organisms in the same environment for mutual benefit?
a) Polyculture
b) Monoculture
c) Aquaponics
d) Agroforestry
Answer: a) Polyculture
Question: Which of the following is a cold-water fish commonly raised in aquaculture?
a) Tilapia
b) Carp
c) Pangasius
d) Barramundi
Answer: b) Carp
Question: What is the process of transferring fish from one environment to another called?
a) Translocation
b) Migration
c) Stocking
d) Relocation
Answer: c) Stocking
Question: Which nutrient is essential for the proper growth and development of fish bones?
a) Protein
b) Carbohydrates
c) Calcium
d) Vitamin C
Answer: c) Calcium
Question: What is the term for the process of raising fish larvae in controlled conditions until they reach a juvenile stage?
a) Fry culture
b) Larviculture
c) Fingerling production
d) Juvenile rearing
Answer: b) Larviculture
Question: What is the main advantage of recirculating aquaculture systems (RAS)?
a) Low initial cost
b) High water usage
c) Water conservation
d) Uncontrolled environmental impact
Answer: c) Water conservation
Question: Which of the following is a common disease in fish caused by parasites?
a) Fungus
b) Ichthyophthirius
c) Bacteria
d) Virus
Answer: b) Ichthyophthirius
Question: What is the purpose of grading fish in aquaculture?
a) Sorting by size
b) Separating males and females
c) Removing parasites
d) Testing water quality
Answer: a) Sorting by size
Question: What is the term for the process of allowing fish to rest before harvesting to improve flesh quality?
a) Starvation
b) Fasting
c) Purging
d) Quiescence
Answer: c) Purging
Question: Which factor is crucial for successful fish farming in terms of water quality?
a) Low dissolved oxygen
b) High ammonia levels
c) Low pH
d) Adequate dissolved oxygen
Answer: d) Adequate dissolved oxygen
Question: What is the purpose of a fishery management plan?
a) Maximize fish production
b) Minimize environmental impact
c) Promote overfishing
d) Ignore sustainability
Answer: b) Minimize environmental impact
Question: Which fish species is known for its migratory behavior, traveling between freshwater and saltwater environments?
a) Trout
b) Catfish
c) Salmon
d) Tilapia
Answer: c) Salmon.
