Wheer temperature

ro

20

12.0

9.0

7.5

7.0

30

12.30 m

The table below shows the interval between injection and stripping of female cat fish. Use the
Information to answer

dimension? A 18,000 B. 6,000 C. 2,000 D. 360

questions 13 and 14

13. If hormone is administered to a fish by 11.05a. mon Wednesday at water

temperature of 20°C, what time would the fish be ready for stripping? A.

Time between

during stripping

injection and

8.05a.m on Wednesday B. 8.05p.m on Wednesday C. 8.05a.m on Thursday D.

stripping Hours)

11.05a.m on Thursday

21.0

14. What is the relationship between injection administration and time of

stripping of fish? A. The higher the temperature, the longer the time for stripping

of fish B. The higher the temperature, the shorter

the time for stripping

fish C. The lower the temperature, the shorter the time

for stripping of fish D. Stripping time of fish is not affected by temperature.

15.The level of turbidity of fish pond could be reduced through A. provision of more feed to fish B.
addition of chemical

to the pond C. impounding with fresh water D. stirring the water

16. Which of the following types of fertilizer is required in least quantity in fish pond fertilization? A.
Poultry droppings &

Cow dung C. Urea D. Compost

17. Which of the following substances is not used for liming of pond? A. Cao B. Caco, C. Ca(OH), D. CaCl,

18. A brood stock of 800g spawned 15,000eggs. If the percentage hatch ability is 85, what is the
expected number of fish

to be hatched? A 12,750 fingerlings B. 14,915 fingerlings C. 17,648 fingerlings D. 15,085 fingerlings

A farmer went to the pond to feed fish in the morning and surprisingly found many of the fishes very
close to the pond

water surface. Use this information to answer questions 19 and 20

temperature D. turbidity

19. Which of the following factors could be responsible for the farmer's observation? Low A. pH B.
dissolved oxygen C

26. Which of the following practice reduces cannibalism in a fish nursery? A. Addition of sedatives B.
Lowering of water

volume C. Spot feeding of fry D. Sorting and removal of jumpers

The information below is a list of marketing agents.

Use it to answer questions 27 and 28

i. Consumers ii. Wholesalers iii. Retailers iv. Producers

27. Which of the listed agents commonly use warehouses? A. I only B. II only C. III only D. I only

28. Fish production is said to be complete when fish gets to A. I only B. Il only C. Ill only D. I only
29. During the construction of an earthen fish pond, the top soil is first stripped and could be A. spread
on the pond

bottom B. used for concrete mixing C. spread on the dyke D. discarded from the pond site.

.30. Protein yielding feed ingredients are essential mainly for

A repair of worn out tissues B. resistance to diseases C. supply of energy D. regulation of body
temperature.

31. A female brood stock weighing kg is administered with 0.5ml of hormone for breeding. What will be
the dosage of the

same hormone if a fish weighing 2.5kg is to be induced? A. 1.25ml B. 2.00ml C. 3.00ml D. 5.00ml

32. Turbidity of fish pond water could be caused by A. aeration and liming B. fertilization and flushing C.
poor feeding and

under stocking D. over feeding and overstocking.

33. An equipment normally used for the smoking of fish is A. oven B. burner C. stove D. Kiln

34. Which of the following qualities is not associated with good fish breeders? A. Ability to reproduce in
captivity

B. Absence of deformities C. Protruded abdomen D. Large size

35. Which of the following objects is not used in a fish hatchery? A. Happa B. Syringe C. Bowl D. Cutlass

36. The following steps are involved in artificial breeding of fish except A selection of brood stock B.
conditioning of the

brood stock C. inducing the brood stock D. sterilizing the brood stock

The diagram below is a fishing gear. Use it to answer questions 37 and 38

37. The part labelled III is a A. float B. sinker C. hook D. line

38. During fishing, bait is attached to which of the labelled parts? A. ll only B. III only C.

Ivonly D. V only

39. A water supply source which could easily contaminate a fish pond with wild fish is

C. rainwater D. municipal water.

WASSCE 2019 FISHERIES PAPER I

INSTRUCTION: ANSWER ALL QUESTIONS

1. The term fishing gear refers to (A) Vessels used for transporting fishers (B) Equipment used for
harvesting fish (C) tools

used in processing fish (D) traps and hooking devices

2. Monoculture is the raising of (A) A single fish species in many ponds at different times (B) Multiple fish
species in different

ponds at the same time (C) Multiple fish species in the same pond at different time (D) A single fish
species in the same pond

at the same time.

3. Which of the following qualities are associated with culturable fish species? (Hardness (II) Ability to
breed in captivity (II)

Small size

(A)land ll only (6)land III only (©) Il and Ili only (D) 1, II and III

- 4. fishes are seen swimming sluggishly at the surface of a pond early in the morning, it indicates that

(A) pH level of the pond is high (B) dissolved oxygen is low (C) Turbidity is low (D) Temperature is high

5. The corrects sequence of production of fish meal is (A) Raw material cooking DD pressing D drying

D grinding D bagging. (B) Raw material D) pressing cooking drying D grinding DD bagging. (C) Raw
material

drying pressing D cooking D grinding bagging. (D) Raw material D drying cooking D grinding pressing

bagging.

6. The efficiency of gill net is the (A) Type of material used for the netting of gear (B) Visibility of the
netting material (C)

Thickness of the netting material (D) Cost of the netting material

7. A fish pond would be effectively maintained through (A) Construction of a monk (B) Construction of a
dyke (C) Stocking

of pond (D) Repair of leakages

8. Artificial breeding of fish is important because it enables the fish farmer to (A) Sell fish seed at high
price (B) Have a market

for fish (C) Obtain fish feed (D)Obtain fish seed.

9. As part of fish pond management, cow dung may be added to a pond in order to (A) increase fish
production (B) improve

pond water pH (C) Stimulate the growth of zooplankton (D) Enhance the growth of phytoplankton.

durcial breeding! I. Swollen genital papilla II. Reddish genital papilla ill.

only (D) I, II and III

Protruding abdomen in female (A) I and II only (@) I and III only (C) II and II

Drying (B) Smoking (C) Salting (D) Chilling

22. Which of the following preservation methods involve dehydration of fish through the addition of
sodium chloride? (A)

23. Blood meal in fish feed is a source of (A) Lipids (B) Protein (C) Vitamins (D) Carbohydrate.

24. Which of the following options show the correct sequence of using an aerator in a fish pond?

1. Connect the water pump to the power source II. Connect pipes from air stones to water pump III.
Switch on the power

source to start the aerator IV. Place both the pipes and air stones inside the water

(A) I, II, III and I (B) I, I, I and II (C) II, IV, I and III (D) IV, II, I and III

25. The out let of a fish pond is constructed on the (A) Freeboard (B) Dyke (©) Spill way (D) Core trench

26. Preservation of fish by drying is effected by lowering the water content to a level at which

I. micro organisms can grow II. micro organisms can no longer grow Ill. micro organisms can reproduce

(A) I only (6) ll only (C) HI only (D) I only???

Listed below are methods of feeding fish. Study them carefully and answer questions 27 and 28

1. Spot feeding II. Automated feeding IN. Broadcasting

27. Which of the methods allow(s) equal feeding opportunities to fish in the pond? (A) I and II only (B) I
only (© II and III

28. Which of the methods of feeding could lead to injuries to fish in the pond? (A) I only (6) ll only (C) III
and I only (D)

only (D) Ill only

* 29. The ideal period for stocking fingerlings is (A) Early in the morning (B) Middle of the day (C) Earty in
the evening (D) late
and ll only

30. Modern methods of fish preservation include; L. freezing II. pickling Ill. salting

in the evening

(A) I and II only (B) I and III only (C) II and III only (D) 1, II and III only

32. The importance of monk is that it (A) controls the level of pond water (B) facilitates spawning (C)
controls the

growth of phytoplankton (D) facilitates fish production

33. Which of the following pairs of fish feed ingredients is of animal origin?

(A) Fish meal and groundnut cake (B) Maggot meal and spent grain (C) Fish meal and bone meal (D)
Soyabean meal and

blood meal

34. Which of the following statements are benefits of liming the ponds? I increases pond water pH Il
releases essential

minerals III. controls parasites

(A)land II only (B) I and III only (C) II and Ill only (D) 1, II and II

35. An example of organic fertilizer is (A) N.PK (B) Urea (C) Poultry droppings (D)Ammonium sulphate

36. Energy yielding ingredients in fish feed include; I. Rice bran II. Wheat offal III. Soyabean

(A) I and II only (B).I and III only (C) II and III only (D) , II and III

37. Arrange the following steps in pond construction in sequence; I. Staking II. Excavation Ill. Land
measurement

(A) I, II and III (B) I, II and II (C) II, III and I (D) III, I and II

38. Which of the following materials is not used in packaging smoked fish? (A) Nylon (B) Glass (C) Leaf
(D) Basket

39. Which of the following factors affect the growth of fish in a pond? I. Temperature II. Dissolved
oxygen Ill. Nutrient

(A) I and II only (B) I and Ill only (C) II and III only (D) I, II and III

40. The type of aquaculture management system in which the fishes are not given any feed is known as

(A) Extensive system (B) Poly-culture system (C) Intensive system (D) Semi-intensive system.
ANSWERS TO OBJECTIVE TEST