ICAR Junior Research Fellowship Examination Questions

MCQ in Fisheries Science (Previous Years)

Below questions are based on the memory of different students who appeared in the previous ICAR- Junior Research Fellowship exams. Kindly go through it and backcheck answers to all questions through online or offline resources. If you have any doubt, kindly let us know. So keep refreshing or revise your preparation for ICAR exams. All the Best.

Objective Questions for ICAR-JRF/SRF in Fisheries Science / NET/NTA/ASRB/AFDO/ACF/Fisheries Inspector Exams etc.

• 1. Denier & tex system – direct yarn numbering system
• 2. Food substance are standardized by – BIS
• 3. State rank 1st in capture production – ——–
• 4. Best spp. For surimi production – Alaska pollack
• 5. India origin project is called – IFP (1952), CIFT – 1957, CMFRI – 1947, CICFRI – 1956
• 6. 1Nm – 1.852km/hr
• 7. Substance whose efficiency increase with age – wood
• 8. Continental shelf – 0.52 million sq.km
• 9. 1kb – 1024 bytes
• 10. Fish roe is used for preparing – Caviar
• 11. Salinity by measured by – Refractometer
• 12. Off flavor of fish is due to – grosmin
• 13. Vit.2 – Riboflavin { vit.B – Thiamin ; vit.B3 – Niacin ; B4 – choline ; B6 – pyridoxine ; B5 – pantothenic acid ; B7 – biotin ; B9 – folic acid ; B12 – cynocobalamine }
• 14. Fecal indicator – E.coli
• 15. Nori – porphyra
• 16. Kelps – giant seaweed
• 17. Optimum salinity for shrimp culture – 18 to 36ppt
• 18. Leading country on ornamental fish culture – Singapore
• 19. Indian EEZ is declared in – 1977/aug.1966
• 20. FFDA was start in – 1973-74
• 21. Fish and shrimp was not able to syntheses – Vit.C
• 22. DNA doesn’t have – uracil
• 23. Gill present on leg in – stomatopodes (Squilla)
• 24. Living fossil – latimaria
• 25. Flying fish – exocoetidae
• 26. Green turtle – Chelonia myelar
• 27. Black molly – ——–
• 28. Puffer fish toxin – tetratoxin
• 29. Elver – eel larvae
• 30. Cyprinids – false stomach
• 31. Dol net is used for – Bombay duck
• 32. Byssus thread – mussel
• 33. F/W shark – W.attu
• 34. Banned spp. In India – clarias garpinus (African)
• 35. Brood pouch present in – sygnathidae
• 36. Alimentary migration for – food search
• 37. Hilsa – anadromous
• 38. Not indigenous fish – grass carp
• 39. Male reproductive organ in shrimp – petasma
• 40. In Karnataka coast which boat is used – Rampani
• 41. Sand lobster – T.orientalis
• 42. Big eye tuna – T.obesus
• 43. Sea crab – charbdis cruciate ; blue crab – P.pelagicus
• 44. Dry ice – solid co2
• 45. Most suitable anesthetic agent – MS222
• 46. World bank situated in – Washington
• 47. Biomagnification refers to – pollution
• 48. Ranatra – water stick insect
• 49. Plankton size 60micron – Nano plankton
• 50. The movement of fish along with water current is called – denaturant
• 51. Plasmid – extrachromosomal DNA
• 52. Largest marina trench in – pacific ocean
• 53. Best liming in pond – CaO
• 54. Illephagous – C.C (scale eating fish)
• 55. Ozone – is powerful oxidizing agent
• 56. Hydrilla is – submerged plant
• 57. Fishes have both – specific & nonspecific immune response
• 58. Null hypothesis symbol – H0
• 59. Correlation coefficient varies between – -1 to +1
• 60. In which stage shrimp start feed – protozoa1
• 61. Otter board is a part of – trawl net
• 62. Milk fish feed – lab lab
• 63. Cyclomorphis – cladeceron
• 64. MOC contain – 5 to 6% saponin
• 65. Soap oil emulsion is used for – control of aquatic insect
• 66. Gynogenisis – parthenogenesis
• 67. Best method for pituitary extract – absolute alcohol
• 68. Nautilus spp. – living shell
• 69. Major element for plankton productivity – NPK
• 70. Size of artemia adult – ——–
• 71. Beachdemer – sea cucumber
• 72. Starboard – right side
• 73. Derris root powder contain – rotenone
• 74. Brown mussel – Perna indica
• 75. Green mussel – Perna viridis
• 76. Deep sea lobster – P.suwelli
• 77. Measure of central tendency – arithmetic mean
• 78. Most poisonous fish – stone fish
• 79. RAM – volatile memory
• 80. Cr2O2 lacqure use to coat – tin cans
• 81. Head space of can – 6 to 9mm
• 82. Kuruma prawn – P.japonicus
• 83. Defence mechanism in shrimp – ——–
• 84. Polyculture of carp 1st practiced in – china
• 85. Bottom chines hatchery should be – concave
• 86. Seepage & soil erosion is prevented by – pond sealing (bentonite, HDPE sheets)
• 87. % of organic component in duck fish culture – ——–
• 88. Class of immunoglobin in fish – Igm
• 89. KVK established in – 1974 (head quarter – Pondicherry)
• 90. Male indicating organ in shrimp – petasma in (female – thylecum)
• 91. Electric organ present in which order – terpedoformes
• 92. Virus that kills bacteria – bacteriophages
• 93. The moisture content of fish feed – <10%
• 94. Fish to seawater ratio – 3:1 in CSW
• 95. Zone of maximum crystallization – -10c to -50c
• 96. Sardinella logiceps – Indian oil sardine
• 97. Territorial water – 12Nm
• 98. PES aluminum foil – packing pouch
• 99. Best RSW:CSW ratio – 1:2
• 100. Daphnia 2nd pair of leg main function: Feeding
• 101. Head foot animal – cuttle fish
• 102. Gas bubble diseased due to – High O2
• 103. Ecosystem term is given by – Arthur Tansley
• 104. Egg colour of Rohu – Red
• 105. Sea monkey – Artemia
• 106. How many lungs in Lepidosiren – 1
• 107. Tsunami year – 2004
• 108. A metal-containing vitamin: Cyanocobalamine
• 109. Aquaculture Authority headquarter – Chennai
• 110. Jellyfish phylum – Cnidaria
• 111. Plankton term was coined by – Hensen
• 112. Gold fish origin – CHINA
• 113. Part of heart receiving venous blood – Auricle
• 114. Flat leaf-like structure of gill – Gill lamellae
• 115. World Tuna day: 2 May