​FISHERIES SCIENCE- PAGE 2

1) Cobb Test is used for testing the following parameter of a packaging material:
a) Tear resistance b) Water absorbtiveness
c) Bursting strength d) Puncture resistance
Ans: B
 
2) The packaging material with the highest cushioning property amongst the following:
a) Paperboard b) Biaxially oriented polypropylene
c) Corrugated fibreboard d) Vinyl chloride-vinylidine chloride copolymer
Ans: C
 
3) Lethal rate curve with respect to an organism subjected to thermal processing is constructed by plotting lethal rate against
a) heating-cooling time b) thermal death time
c) retort temperature d) cold spot temperature
Ans: A

4. The chief respiratory organ in fishes is :-
A.      Kidney
B.      Gills
C.      Mouth
D.      None of these
Ans: B 

5. Lentic water means :-
A.      Running water
B.      Standing water
C.      Polluted water
D.      None of these
Ans: B
 
6. In freshwater, the body fluid of fishes is:
A.      More concentrated (Hypertonic)
B.      Less concentrated (Hypotonic)
C.      Both more and less concentrated (Hypertonic and hypotonic)
D.      None of these
Ans: A
 
7. Indian major carps are known as :-
A.      Rohu,Catla and Mrigal
B.      Silver carps and Grass carps
C.      Common carp
D.      None of these
Ans: A
 
8. In composite fish culture, catla, rohu and mrigal are stocked in the ratio of :
A.      4:1:2
B.      3:3:4
C.      1:1:2
D.      None of these
Ans: B

9. The classic of fish culture, believed to have written around 500 BC by ________ .
(A) Tang Dynasty (B) Fan Lei
(C) Chow Mit (D) Aristotle
Ans: B

10. Toxin producing algae is, (A) Microcystis spp (B) Anabaena spp
(C) Both A & B (D) None of these
Ans: C

11. Management information system is used for
(A) Planning (B) Monitoring (C) Control (D) All of the above
Ans: D

12. ________ is liquefied fish protein
(A) Surimi (B) Fish silage (C) FPC (D) Itoyori
Ans: B

13. Nets are operated in West Bengal for the capture of migratory Hilsa.
(A) Trawl (B) Bag (C) Clap (D) Lift
Ans: C

14. The Surimi is mixed with salt ________ %
(A) 3-4 % (B) 5-6 %
(C) 7-8 % (D) None Of these
Ans: A

15. The normal frying temperature is between ________ .
(A) 180-200°C (B) 100-120°C (C) 80-100°C (D) 60-70°C
Ans: A

16. Gujarat gill net with mesh size less than ________ cannot be operated.
(A) 150 mm (B) 105 mm (C) 40 mm (D) 65 mm
Ans: A

17. Water holding capacity of ________ is high.
(A) Clay (B) Sand (C) Silt (D) None of these
Ans: C

18. The Marine products Export Development Authority Act came in
(A) 1975 (B) 1972
(C) 1999 (D) 1995
Ans: B

19. The Indian Fishery Act came in
(A) 1897 (B) 1951 (C) 1894 (D) 1929
Ans: A

20. The Indian continental shelf is,
(A) 0.5 million km2 (B) 50 million km2 (C) 1.50 million km2 (D) None
Ans: A

21. National Income can be measured by,
(A) Income method (B) Output method
(C) Expenditure method (D) All of the above
Ans: D

22. The first fishery co-operative society was organized in ________  state.
(A) Gujarat (B) Maharashtra
(C) Kerala (D) West Bengal
Ans: B

23. ________ is the desire to buy a commodity and it should be supported with necessary money or purchasing power.
(A) Demand (B) Supply
(C) Wants (D) Utility
Ans: A

24. ________  is the process through which a person passes from hearing an innovation to the final acceptance and execution in life.
(A) Diffusion (B) Acceptance
(C) Adoption (D) Innovation
Ans: C

25. In this method of a small group of knowledgeable persons is given a problem and asked to produce as many solutions as possible within a fixed time schedule,
(A) Buzz session (B) Role playing
(C) Case study (D) Brain storming
Ans: D

26. The chairman of managerial committee of FFDA is
(A) Joint secretary (B) District Collector
(C) Deputy Collector (D) Tehsildar
Ans: B

27. Devices which give the horizontal opening to the trawl net.
(A) Floaters (B) Otter board
(C) Sinkers (D) Both B & C
Ans: B

28. Specific gravity of glass is,
(A) 2.0 to 3.7 (B) 1.5-1.8
(C) 0.5-0.8 (D) 0.22-0.26
Ans: A

29. Purse shaped clap net is operated in the rivers of,
(A) West Bengal (B) Gujarat (C) Andhra Pradesh (D) None of these
Ans: A

30. Specific gravity of polypropylene is,
(A) 1.14 (B) 1.38 (C) 0.96 (D) 0.91
Ans: D

31. Knotless webbing first introduced in,
(A) India (B) Japan (C) USA (D) Africa
Ans: C

32. State has maximum number of large reservoirs,
(A) Karnataka (B) Gujarat (C) West Bengal (D) Andhra Pradesh
Ans: A

33. The Ganga river system, which has a total of about ________ length,
(A) 8047 Km (B) 1450 Km (C) 1080 Km (D) 8116 Km
Ans: A

34. Guppy (Poecilia reticulata) is originated from,
(A) South America (B) India (C) Africa (D) Singapore
Ans: A

35. Species are most popular among nest-builders.
(A) Guppy (B) Swordtail (C) Gouramies (D) None of these
Ans: C

36. Scientific name of Indian Rosy Barb is,
(A) Puntius conchonius (B) Puntius fasciatus (C) Puntius exclamatio (D) Esomus barbatus
Ans: A

37. The largest ornamental fish market,
(A) Kolkata (B) Chennai (C) Mumbai (D) Kerala
Ans: A

38. Spring viraemia of carp is caused by,
(A) Yersinia (B) Chondrococcus (C) Rhabdovirus Carpio (D) Vibrio
Ans: C

39. ________ are also called ghost worms.
(A) Earth Worms (B) Glass Worm
(C) Micro Worms (D) Mosquito Larvae
Ans: B

40. Poecilia reticulata is also known as ________ .
(A) Rainbow fish (B) Colour fish
(C) Gobies (D) None of these
Ans: A

41. Echo sounder is now popularly called as ________ .
(A) Sound Finder (B) Fish Finder
(C) Breezing Shoals (D) None of these
Ans: B

42. Scientific name of Green turtle ________ .
(A) Chelonia mydas (B) Pleuronectes platessa
(C) Seriola quinqueradiata (D) None of these
Ans: A

43. Pink Perches also called,
(A) Ribbon Fishes (B) Jew Fishes
(C) Threadfin breams (D) Anchovies
Ans: C

44. The whaling industry has started so early as the ________ century.
(A) 18 (B) 20
(C) 8 (D) 12
Ans: D

45. Species of living marine mammals constituent of the ocean.
(A) 87 (B) 12
(C) 125 (D) 50
Ans: A

46. The term ________ Fisheries is applied to fishing of the surface or mid water living resources.
(A) Crustacean (B) Demersal
(C) Pelagic (D) None of these
Ans: C

47. The Indian Ocean area is ________ .
(A) 82 million km2 (B) 73.5 million km2 (C) 165 million km2 (D) 150 million km2
Ans: B

48. Most common and oldest type of retorting method in heat processing canned Food is ________ .
(A) Continuous retort (B) Hydrostatic sterilizer
(C) Batch retort (D) Sterilizer
Ans: C

49. ________ is fried fish paste product.
(A) Kamaboko (B) Satsumaage
(C) Hampen (D) Chikuwa
Ans: B

50. HPP full Form is ________ .
(A) High Pressure Processing (B) High Performance Processing
(C) High Pasteurization Processing (D) None of these
Ans: A

51. Freezer used to freeze the irregular shaped fish products,
(A) Air Blast Freezer (B) Plate freezer
(C) Spiral freezer (D) Horizontal freezer
Ans: A

52. ________ is a process whereby heat is introduced into the frozen product in order to raise its temperature above freezing point,
(A) Glazing (B) Frosting
(C) Thawing (D) Immersion
Ans: C

53. The water in fish flesh begins to freeze at about ________ °C
(A) 0 (B) –1
(C) –5 (D)  –40
Ans: B

54. IQF stands for ,
(A) Indian Quick Frozen (B) Individually Quick Frozen
(C) Individual Quality Frozen (D) Individually Quality Frozen
Ans: B

55. Surimi has high concentration of ________
(A) Sarcoplasmic protein (B) Stroma protein
(C) Myofibrillar protein (D) None of these
Ans: C

56. ________ is a widely used additive for canned fish.
(A) Oil (B) CMC
(C) Glutamate (D) Brine
Ans: D

57. The principal organisms causing food poison in canned fish and fish product is,
(A) Clostridium perfringens (B) Clostridium botulinum
(C) Bacillus sp (D) Vibrio sp
Ans: B

58. Struvite formation is due to the formation of , (A) Magnesium phosphate hexahydrate
(B) Ammonium magnesium phosphate
(C) Magnesium ammonium phosphate hexahydrate (D) Magnesium hexahydrate phosphate
Ans: C

59. Minimum head space requirement for fish can is,
(A) 5 mm (B) 10 mm (C) 15 mm (D) 20 mm
Ans: B

60. The Nucleolor organizer regionsin L. rohita and L. calbosu are present at the chromosome of ________ pair,
(A) 10th (B) 11th (C) 3rd (D) 4th
Ans: B
​
61. Dicrateria inornata belongs to ________ .
(A) Haptophyceae (B) Bacillariophyceae
(C) Chrysophyceae (D) Prasinophyceae
Ans: D

62. Rotifers are commonly called ________ .
(A) Wheel animalcules (B) Wheel
(C) Both A & B (D) None of these
Ans: A

63. Artemia cyst is ________ micron in diameter.
(A) 500-600 (B) 200-400
(C) 800-900 (D) 50-100
Ans: B

64. Artemia after ________ moults, it become adult.
(A) 10 (B) 5
(C) 20 (D) 15
Ans: D

65. Spirulina is a blue green algae belonging to the class ________ .
(A) Cynophyceae (B) Enchytraeids (C) Anguillulae (D) None of these
Ans: A

66. Artemia Nauplius should essentially be used from ________ stage.
(A) Zoea I (B) Zoea II (C) Nauplius VI (D) Mysis II
Ans: D

67. Rotifers female start laying eggs once in every ________ hours.
(A) 4 (B) 2 (C) 10 (D) 15
Ans: A

68. ________ is an unsaturated hydrocarbon present in shark liver oil,
(A) Ambergris (B) Isinglass (C) Squalene (D) Chitin
Ans: C

69. Pearl essence is prepared from,
(A) Shell waste (B) Fish liver (C) Shark fin (D) Fish scale
Ans: D

70. Alginic acid is a compound prepared from,
(A) Green Seaweed (B) Brown Seaweed (C) Red Seaweed (D) Sea urchin
Ans: B

71. Fish maws mainly prepared from,
(A) Marine cat fish (B) Lizard fish (C) Shark (D) Rays
Ans: A

72. ICMSF stands for,
(A) International Commission on Microbial Specifications for Fishes
(B) International Commission on Microbial Specifications for Foods
(C) International Code of Microbial Specifications for Foods
(D) Indian Commission on Microbial Specifications for Foods
Ans: B

73. Which of the following is non-indigenous pathogenic bacteria of seafood ?
(A) Clostridium botulinum (B) Salmonella sp. (C) Vibrio cholerae (D) Aeromonas hydrophila
Ans: B

74. SSOP stands for,
(A) Sanitation Standard Operating Procedures (B) Sanitation Standard Operating Process
(C) Sanitation Standard Operational Process (D) Simple Standard Operating Process
Ans: A

75. Histamine is formed in the fish during post mortem changes by biological decarboxylation of the amino acid ________ .
(A) Lysine (B) Metheionine (C) Arginine (D) Histidine
Ans: D

76. Codex Alimentarius Commission (CAC) was established by,
(A) WTO (B) USFDA (C) FAO (D) UNO
Ans: C

77. ________ is mostly used for levelling survey from the engineering point of view.
(A) Levelling head (B) Reversible Level (C) Dumpy Level (D) None of these
Ans: C

78. The acre i.e. the area of a land containing ________ sq. feet.
(A) 43,560 (B) 50,260 (C) 4,840 (D) 5,786
Ans: A

79. ________ is defined as the ratio of the weight of the soil sample to its volume
(A) Dry density (B) Bulk Density (C) Unit weight of soil solids (D) Unit weight of water
Ans: B

80. ________ accounts for the majority of pumps used in aquaculture.
(A) Airlift (B) Rotary (C) Reciprocating (D) Centrifugal Pump
Ans: D

81. Ponds depending on rain water are called as ________ .
(A) Spring Ponds (B) Barrage Ponds (C) Sky Ponds (D) None of these
Ans: C

82. Average length of the hatchling of Mrigal is ________ .
(A) 3.78 to 4.63 mm (B) 4.08 to 4.32 mm (C) 4.2 to 5.3 mm (D) None of these
Ans: B

83. Milkfish egg diameter is ________ .
(A) 1.5 to 2.5 cm (B) 1.5 to 2.5 mm (C) 1 to 2 mm (D) None of these
Ans: A

84. Newly hatched shrimp Nauplius larva colour is ________ .
(A) Blue (B) white (C) Dark yellow (D) Dark brown
Ans: C

85. ________ is also known as intestinal caecae.
(A) Rectum (B) Pyloric caecae
(C) Intestine (D) None of these
Ans: B

86. In Crustacean, stomach is like ________ .
(A) Esophagus (B) Stomach
(C) Intestine (D) Liver
Ans: A

87. ________ is the favourite food for Mullet Fish.
(A) Lab-Lab (B) Lumut
(C) Unicellular Algae (D) Filamentous Algae
Ans: B

88. In Carnivorous fish digestive process is ________ .
(A) Fast (B) Slow
(C) Medium (D) None of these
Ans: A

89. Provides desired water stability to the feeds.
(A) Binder (B) Antioxidants
(C) Preservatives (D) Probiotics
Ans: A

90. Probiotic means ________ .
(A) Beneficial (B) Favour for life
(C) Favour of health (D) None of these
Ans: B

91. ________ is anti-nutritional factor in Lin seed.
(A) Glucosinolates (B) Oxalic acid
(C) Phytic acid (D) Antipyroxidine
Ans: D

92. What is NBFGR?
(A) National Bureau of Fish Genetic Resources
(B) National Bureau of Fish Genetic Research
(C) New Bureau of Fish Genetic Research
(D) National Bureau of Fish genetic Research
Ans: A

93. In Gamete Gene bank gamete is preserved at ________ .
(A) –196 °C in liquid nitrogen (B) –230 °C in liquid buffer (C) –196 °C in liquid ammonia (D) –230 °C in liquid N2
Ans: A

94. NOR is stands for,
(A) Nucleolor organizer regions (B) Nucleolor organization regions
(C) Nucleolor organization resources (D) All of these
Ans: A

95. The diploid number of fish ranging between
(A) 40-60 (B) 40-45
(C) 48-50 (D) 25-40
Ans: C

96. Shrimp contain ________ percent phospholipids.
(A) 10-20 (B) 70-80
(C) 2-10 (D) 35-50
Ans: D

97. ________ number of pigs is required to fertilize 1 ha. Pond
(A) 30-40 (B) 10-20
(C) 15-25 (D) 80-90
Ans: A

98. Brackish water aquaculture in India a traditional practice in bheris of ________ State.
(A) Andhra Pradesh (B) Kerala (C) Gujarat (D) West Bengal
Ans: D

99. The first Indian transgenic fish was ________ .
(A) Gold fish (B) Indian Major carp (C) Catfish (D) Zebra fish
Ans: D

100. Gene bank included in ________ .
(A) Ex situ conservation (B) In situ conservation
(C) Both (D) None
​Ans: A

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