*FISHERY OBJ*
01-10: EBEDDEDCDE
11-20: DDAEBCCDBA
21-22: DC
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FISHERIES

2a) Drawing


2b)
1. Reduced growth and development
2. Increased susceptibility to disease
3. Reduced reproduction
4. Increased mortality


2ci)
1. Formulated nutrition: Fish feed is specifically formulated to provide fish with the necessary nutrients, vitamins, and minerals they need to support their growth, development, and overall health.

2. High-quality protein: Fish feed typically contains a high percentage of protein, as fish require a diet rich in protein to support their muscle growth and overall health.

3. Palatability: Fish feed is designed to be palatable to fish, meaning that it is attractive to them and encourages them to eat and digest the feed effectively.


2cii)
1. Formulated nutrition: Fish feed is formulated to provide fish with the necessary nutrients, vitamins, and minerals they need to support their growth, development, and overall health. This means that fish feed is specifically designed to meet the specific nutritional needs of different fish species, depending on their life stage, growth rate, and other factors.

2. High-quality protein: Fish feed typically contains a high percentage of protein, as fish require a diet rich in protein to support their muscle growth and overall health. This means that fish feed is formulated to provide fish with the necessary amino acids they need to build and repair their muscles, as well as to support their immune systems and other bodily functions.


2ciii)
1. Tank or aquarium: The main component of an aquarium is the tank or aquarium itself, which provides a habitat for the fish and other aquatic organisms.

2. Filtration system: An aquarium requires a filtration system to maintain clean and healthy water. This system typically includes a mechanical filter, a biological filter, and other components to remove waste products and maintain proper water quality.

3. Lighting: Aquariums require proper lighting to support the growth of aquatic plants and to provide fish with the necessary light spectrum for their visual system.

4. Heating and cooling: Depending on the location and climate, aquariums may require heating or cooling to maintain the optimal water temperature for the fish and other aquatic organisms.

5. Decorations and accessories: Aquariums can be enhanced with various decorations and accessories, such as rocks, plants, and artificial structures, to provide fish with hiding places and visual stimulation.

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*NECO FISHERIES*

*NUMBER FOUR*

(4a)
(PICK ANY FOUR)
(i) Water quality
(ii) Stocking density
(iii) Transport duration
(iv) Acclimatization
(v) Oxygen supply
(vi) Handling and containers

(4bi)
(PICK ANY THREE)
(i) Higher catch and production volumes
(ii) Improved efficiency and technology
(iii) Access to larger and more distant fishing grounds
(iv) Potential for export and international trade
(v) Economies of scale and profitability
(vi) Ability to meet the growing demand for seafood

(4bii)
(i) Potential for overfishing and depletion of fish stocks
(ii) Environmental impact from large-scale fishing operations

(4ci)
[In Tabular Form]

-Fresh fish-
(PICK ANY TWO)
(i) Shorter shelf life
(ii) Requires refrigeration or ice for preservation
(iii) Milder flavor
(iv) Softer texture
(v) Higher moisture content
(vi) Shorter preparation time

-Smoked fish-
(PICK ANY TWO)
(i) Longer shelf life
(ii) Can be stored at room temperature
(iii) Stronger, more distinct flavor
(iv) Firmer texture
(v) Lower moisture content
(vi) Longer preparation time (smoking process)

(4cii)
(PICK ANY FOUR)
(i) Water quality management
(ii) Feeding and nutrition management
(iii) Disease prevention and treatment
(iv) Pond/tank maintenance and cleaning
Stocking density and population control
(vi) Harvest and post-harvest handling

(4ciii)
Length = 92,000 cm
Breadth = 62,000 cm
Area = Length x Breadth
Area = 92,000 cm x 62,000 cm
Area = 5,704,000,000 cm²
Area = 5,704,000 m²

Therefore, the area of the rectangular pond is 5,704,000 m²

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FISHERIES


5a)
- Salt
- Sugar
- Vinegar
- Smoking


5b)
- Tilapia fish are native to Africa, while catfish are native to North America.
- Tilapia fish are generally more tolerant of warm water temperatures than catfish.

5ci)
- Disease
- Poor water quality
- Inadequate feeding
- Physical injury


(5cii)
- Wells
- Rivers
- Groundwater


(5ciii)
- A hard exoskeleton
- Two large claws
- A long, slender tail
- A pair of antennae
- A pair of compound eyes

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FISHERIES OBJ
01-10: EBDDEBDCDA
11-20: DDAACCDEBC
21-30: ECDBDCAAEA
31-40: EBBAEAAEBD
41-50: BAED
51-60:
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More coming

NECO FISHERIES OBJ.
01-10: EBDDEBDCDA
11-20: DDAACCDEBC
21-30: ECDBDCAAEA
31-40: EBBAEAAEBD
41-50: BAEDAACADB
51-60: ABCBBEBBCD
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Completed!

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NECO 2024 FOOD AND NUTRITION ANSWERS.


NUMBER ONE.

1a.
PICK ANY ONE
Roughages are plant materials that are difficult to break down, making them important for maintaining digestive health and providing bulk to stools.

OR
Roughages are also known as fiber, and are essential for maintaining regular bowel movements and preventing constipation.

1b.
ADVANTAGES
(PICK ANY TWO )

i. Retains more nutrients compared to boiling or frying.
ii. Helps to preserve the natural flavors of the food.
iii. It is a healthier cooking method as it requires little to no oil.
_SOLVED BY EXAM SOLUTION_
DISADVANTAGES
(PICK ANY TWO)
i. Some foods may take longer to cook compared to other methods.
ii. It may not be suitable for certain types of food that require high heat for cooking.
iii. It may not give the same level of browning or caramelization as other cooking methods.
1c.
(PICK ANY FOUR)
i. Vitamins act as antioxidants, helping to protect cells and tissues from damage caused by free radicals.
ii. They play a crucial role in supporting the immune system and helping the body fight off infections.
iii. Vitamins are essential for energy metabolism.
iv. They are important for maintaining healthy skin, hair, and nails.
v. Vitamins are necessary for proper growth and development, especially in children.
vi. They play a role in maintaining vision, bone health, and overall well-being.

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NECO 2024 FOOD AND NUTRITION ANSWERS.

NUMBER TWO

2i.
*Nutrition:*

Nutrition is the process of obtaining food necessary for health and growth, which involves the intake of essential nutrients, such as proteins, carbohydrates, fats, vitamins, and minerals, which are required for various bodily functions.

ii. *Balanced Diet:*

A balanced diet is one that contains all the essential nutrients in the right proportions to promote good health.

iii. *Nutrient:*

A nutrient is a substance that provides nourishment essential for the maintenance of life and growth. Nutrients can be classified into macronutrients (carbohydrates, proteins, fats) and micronutrients (vitamins, minerals). They play various roles in the body, such as providing energy, regulating metabolism, supporting immune function, and promoting growth and repair.

iv. *Personal Hygiene:*

Personal hygiene refers to the practices that promote cleanliness and overall health. It includes habits such as regular bathing, handwashing, oral hygiene, and grooming.

v. Recommended Dietary Allowance (RDA):

The Recommended Dietary Allowance (RDA) is the average daily intake level of a nutrient that meets the requirements of almost all healthy individuals in a particular age and gender group. RDAs are established by health authorities to guide individuals in consuming adequate amounts of essential nutrients to maintain good health and prevent nutritional deficiencies.

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