The NECO Fisheries Practical Questions serve as a crucial component of the National Examinations Council (NECO) evaluation of Fisheries. Candidates are tasked with showcasing their practical proficiency, problem-solving abilities, and comprehensive understanding of key fisheries concepts. Here's a breakdown of essential questions and answers to aid candidates in excelling in this field.
NECO Fisheries Practical Questions
Question 1
(a) Identify specimens A, B and C
(b) State three uses of specimen A.
(c) Describe the process of making specimen A.
(d) Name four other by-products of fish apart from A.
Question 2
(a) State nine benefits of raising specimen B.
(b) Describe three management systems used in raising specimen B
Question 3
(a) List four materials needed for the construction of a gill net. [4 marks ]
(b) State four ways of maintaining a planked canoe. [4 marks ]
(c) List four types of fishing craft. [4 marks ]
(d) List five tools required for fish pond preparation. [5 marks ]
(e) Name three culturable fishery organisms. [3 marks ]
Question 4
(a) List four criteria for selecting a site for a fish pond. [4 marks ]
(b) State four fish pond maintenance practices. [4 marks ]
(c) Name three types of management systems in aquaculture. [3 marks ]
(d) State three management practices in fish seed production. [3 marks ]
(e) Describe three types of aquaculture. [6 marks ]
Answers for NECO Fisheries Practical Questions
Answer One
(1a) (i) Specimen A – Goldfish
Specimen B – Tilapia fish
Specimen C – Silverfish
(b) Three uses of Goldfish:
(i) Ornamental purpose.
(ii) Decorative ponds
(iii) Research
(c) The term “Goldfish” refers to the ornamental fish species. They are not made but bred through controlled breeding in fish farms.
(d) Four other by-products of fish apart from Goldfish:
(i)Fish oil
(ii) Fishmeal
(iii) Fish collagen
(iv) Fish fertilizer
Answer Two
(2a) Nine benefits of raising specimen Tilapia fish include:
(i) Tilapia exhibits rapid growth. This allows for efficient production.
(ii) Tilapia are omnivorous and can be fed various types of feeds
(iii) Tilapia can withstand suboptimal water conditions. This makes them adapt to different environments.
(iv) Tilapia have a high reproductive capacity, leading to increased production in a relatively short time.
(b) Three management systems used in raising tilapia fish are:
(i) Extensive System
(ii) Semi-Intensive System
(iii) Intensive System
Answer Three
(3a) Four materials needed for the construction of a gill net:
(i) Netting Material
(ii) Floats
(iii) Weights
(iv)Lead Lines
(b) Four ways of maintaining a planked canoe:
(i) Regular Inspection
(ii) Applying Protective Coating
(iii) Proper Storage
(iv) Periodic Cleaning
(c) Four types of fishing craft:
(i) Canoe
(ii) Kayak
(iii) Trawler
(iv) Longliner
(d) Five tools required for fish pond preparation
(i) Shovel
(ii) Plank or Board
(iii) Wheelbarrow
(iv) Rake
(v) Aerator
(e) Three culturable fishery organisms:
(i) Catfish (Clarias spp.): A popular freshwater fish with high market demand.
(ii) Tilapia (Oreochromis spp.): Widely cultivated in various aquaculture systems.
(iii) Salmon (Salmo spp.): Commonly cultured in cold-water environments.
Answer Four
(4a) Four criteria for selecting a site for a fish pond:
(i) Water Availability
(ii) Soil Quality
(iii) Topography
(iv) Accessibility
(b) Four fish pond maintenance practices:
(i) Water Quality Monitoring: Regularly check and maintain optimal levels of dissolved oxygen, pH, and nutrient concentrations.
(ii) Disease Surveillance: Monitor fish health and implement measures to prevent and control diseases.
(iii) Weed Removal: Remove unwanted vegetation and debris to prevent oxygen depletion and water quality issues.
(iv) Pond Bottom Management: Periodically silt out or clean the pond bottom to maintain water quality and prevent accumulation of organic matter.
(c) Three types of management systems in aquaculture:
(i) Extensive Aquaculture
(ii) Semi-intensive aquaculture
(iii) Intensive Aquaculture:
(d) Three management practices in fish seed production:
(i) Selective Breeding
(ii) Broodstock Management
(iii) Hatchery Operations
(e) Three types of aquaculture:
(i) Pond Aquaculture
(ii) Cage Aquaculture
(iii) Recirculating Aquaculture Systems
Candidates who pass these practical exams will have a stronger understanding of fundamental fisheries principles and will be well-positioned to succeed in the profession.
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