Pisciculture Questions and Answers
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Pisciculture Model Questions and Answers
1. Generally raw sewage contains:
(a) 99 %
(b) 90 %
(c) 99.9 %
(d) 80 %
2. In integrated aquaculture, number of poultry bird needed/ ha:
(a) 100-200
(b) 50-100
(c) 200-300
(d) 500-600
3. Feed Conversion ratio of Rice bran:
(a) 5.08
(b) 8.08
(c) 7.08
(d) 10.08
4. Gill in fish mainly used for:
(a) Filtering of water
(b) Excretion
(c) Respiration
(d) Both (b) and (c)
5. The largest freshwater fish in the world is:
(a) Huso huso
(b) Mola mola
(c) Wallago attu
(d) Oarfish
6. Nitrogen content of Urea is :
(a) 12-16%
(b) 20-25 %
(c) 16-30%
(d) 44-46%
7. Thelycum is the reproductive organ of:
(a) Male f/w prawn
(b) Female shrimp
(c) Male shrimp
(d) Female f/w prawn
8. The development of embryos without genetic contribution from the male parent is:
(a) Androgenesis
(b) Haploidy
(c) Gynogenesis
(d) Polyploidy
9. Fish species successfully bred first in India is:
(a) Puntius
(b) Cyprinus
(c) Esomus
(d) Zebra fish
10. Which of the following aquatic plant is not a Floating weeds?
(a) Eichhornia
(b) Hydrilla
(c) Azolla
(d) Pistia
11. 1 gm dry weight of organic matter:
(a) 4.5 K cal
(b) 3.5 K cal
(c) 5 K cal
(d) 5.5 K cal
12. Duration of quarantine period is:
(a) 2- 3 weeks
(b) 1 month
(c) 1 week
(d) 30 min -1 hr
13. Plankton sediment in cloth/ glass tube indicates good production of plankton:
(a) 1-2 cc
(b) 5 cc
(c) 3-4 cc
(d) 6-10 cc
14. Biofertilizers can replace …….% chemical fertilizers
(a) 25-30%
(b) 60 %
(c) 35-40%
(d) 44-46%
15. National freshwater fish is known as:
(a) Freshwater shark
(b) Stream trout
(c) Mahseer
(d) Indian major carp(IMC)
16. Which one is not air breather?
(a) Fighter fish
(b) Tilapia fish
(c) Channa fish
(d) Clarius fish
17. The line joining points of equal elevation is known as:
(a) Horizontal line
(b) Leval line
(c) Contour line
(d) All of these
18. In cryopreservation of fish gametes, which one of the following is NOT:
(a) Dimethyl sulphoxide
(b) Methanol
(c) Ethylene glycol
(d) MS -222
19. Hypocalcin is secreted by:
(a) Urohypophysis
(b) Pineal gland
(c) Adrenal gland
(d) Corpus of stannius
20. Which of the following chlorine agent is widely used in the fish processing plant/prawn hatchery of India?
(a) Calcium hypochlorite
(b) Chloramines
(c) Sodium hypochlorite
(d) Chlorine dioxide
21. DNA and RNA are differ in:
(a) Sugar only
(b) Sugar and pyrimidines
(c) Sugar and purine
(d) Sugar and phosphate
22. ……of the total farm area are reserved for pond
(a) 50%
(b) 75%
(c) 60%
(d) 80%
23. What is the main purpose of constructing berm?
(a) Soil erosion
(b) Strengthening of pond
(c) Netting
(d) Feeding
24. Father of Blue Revolution in India:
(a) V.G Jhingran
(b) Francis Day
(c) Hiralal Chaudhuri
(d) M.S Swaminathan
25. In prismatic compass, the zero marked on the:
(a) North
(b) West
(c) South
(d) East
More Question Set for Fisheries
26. Which type of area measures give the most accurate result?
(a) Mid –ordinate rule
(b) Simpson’s rule
(c) Trapezoidal rule
(d) None of these
27. Production of semi-intensive farming(kg/ha/year):
(a) 1,200-2,000
(b) 5,000-12,000
(c) 3,000-5,000
(d) > 12,000
28. Which type outlet is most suitable for draining bottom water?
(a) Monk type
(b) Pipe made structure
(c) Open type
(d) All of these
29. According to the USDA, the minimum size of the fish pond should be:
(a) 0.1 ha
(b) 0.5 ha
(c) 0.2 ha
(d) 0.25 ha
30. Aeration is doing in the pond water when DO becomes less than:
(a) 70% of the saturation level
(b) 50% of the saturation level
(c) 60% of the saturation level
(d) 90% of the saturation level
31. Stocking density of brooder prawn:
(a) 1-2/m2
(b) 5-6/m2
(c) 2-3/m2
(d) 5-10/m2
32. Indian major carp eggs are:
(a) Pelagic and sticky
(b) Pelagic and non-sticky
(c) Demersal and sticky
(d) Demersal and non-sticky
33. Size of Female rotifer is:
(a) Larger than male
(b) Same with male
(c) Smaller than male
(d) None of these
34. Which of the following band is a light band?
(a) A-Band
(b) M-Band
(c) Z-Band
(d) H-Band
35. Myocommata is a :
(a) Connective tissue
(b) Membrane
(c) Muscle fibre
(d) Muscle bundle
36. Stocking density of Mahua Oil Cake in a hectare pond is :
(a) 1000 kg
(b) 2000 kg
(c) 1500 kg
(d) 2500 kg
37. True short food chain carp :
(a) Grass carp
(b) Rohu
(c) Silver carp
(d) Catla
38. Functioning of brain, nerves, etc are maintained by :
(a) EPA
(b) Amino Acid
(c) DHA
(d) None of these
39. Fish is superior to cereals in regard to higher content of :
(a) Proline
(b) Lysine
(c) Glycine
(d) Histidine
40. The process of lost gillnets continuing to gill fishes leading to unwanted mortality is called:
(a) Trap fishing
(b) Ghost fishing
(c) Deep sea fishing
(d) Drag fishing
41. In prawns, eggs hatches into
(a) Protozoea
(b) Zoea
(c) Mysis
(d) Nauplius
42. Brine shrimp is related to:
(a) Artemia
(b) Rotifers
(c) Daphnia
(d) Lerneae
43. The connective tissue which covers the muscle fibres are called:
(a) Perimysium
(b) Epimysium
(c) Endomysium
(d) None of these
44. Fish protein is rich and low in…… and …… Amino Acid respectively compared to cereal protein :
(a) Cysteine and arginine
(b) Phenylalanine and tyrosine
(c) Lysine and cysteine
(d) Lysine and tryptophan
45. Fish body or flesh is softer comparative to mammals’ because of:
(a) Less sarcoplasmic protein
(b) Low stroma protein
(c) High myofibrillar protein
(d) All of these
46. Ideal stocking density for shrimp in nursery is :
(a) 40 PL/m3
(b) 100 PL/m3
(c) 60 PL/m3
(d) 150 PL/m3
47. heel animals is related to :
(a) Artemia
(b) Moina
(c) Rotifers
(d) Daphnia
48. The farmers who has land holding between 1-2 hectares is known as :
(a) Optimal farmers
(b) Small farmers
(c) Marginal farmers
(d) None of these above
49. Base on the duration of life cycle, zooplankton are classified into:
(a) Mero plankton and holoplankton
(b) Micro plankton and macro plankton
(c) Mero plankton and macro plankton
(d) All of these
50. A decrease in temperature, increases the…………of a fatty acid
(a) Saturation
(b) Both
(c) Unsaturation
(d) None of these
