FISHERIES SCIENCE- PAGE 3
1. The fish production trusts merely on the natural productivity of the water which is only slightly or moderately improved.
(A) Extensive fish farming (B) Semi intensivefish farming
(C) Intensivefish farming (D) Super intensive fish farming
Ans: A
2. Holocephali is a sub class of a Class
(A) Placodermi (B) Chondrichthyes
(C) Acanthodii (D) Agnatha
Ans: B
3. Informal, scientific descriptions of fish are represented within the,
(A) Judeo-Christian tradition. (B) Hippolito Salviani tradition.
(C) Pierre Belon, tradition. (D) Guillaume Rondelet tradition.
Ans: A
4. The manuscript published between 1828 and 1849 in a 22 volume series, which describes 4,514 species of fish.
(A) Histoire Naturelle des Poisson (B) Copeia
(C) Journal of Applied Ichthyology (D) Ichthyological Bulletin
Ans: A
5. Shellfish is any aquatic animal having a shell and belonging to the phylum,
(A) Mollusca (B) Crustacea
(C) Echinodermata (D) All of above
Ans: D
6. The Hard Clam is the most abundant edible shellfish, scientifically known as
(A) Mya. sp (B) Mytilus edulis
(C) Mercenaria mercenaria (D) Aequipectin irradians
Ans: C
7. They are characterized by the roughness of their pectoral fins when touched from the inside.
(A) Male of Labeo rohita (B) Female of Catla catla
(C) Female of Cirrhina mrigala (D) Female of Labeo rohita
Ans: A
8. Bacterial kidney disease (BKD) is generally found in salmon, the causative agent is,
(A) Diplobacilli (B) Salmonella
(C) Shigella (D) Helicobacter
Ans: A
9. Feeding habit of Notopterus chitala is
10. A senior synonym which has remained unused for over 50 years and has to be treated as a forgotten name is
11. Carapace is bivalved in the class
12. The diameter of DNA double helix is
13. Pleiotropic gene has
14. In fishes, the hormone calcitonin is secreted by
15. If the stock is under exploited then, which of the statement is correct?
16. Marine parks are established______________ act.
17. MFRA (1983) of TN recommended cod and mesh size of shrimp trawl net is____________.
18. ELEFAN package was developed by
19. The marine fishing area (As per FAO) assigned to the Eastern India Ocean is
20. CCD is Acronym for
21. Vertical movement of cold, deep nutrient rich water to the surface is called as
22. Deep Scattering Layer (DSL) is caused by
23. During this time all places in the world experience equal lengths of night and day
24. Red tides are caused by
25. The highest change in domestic consumption of fish by species groups by 2020 compared to 2000 is
26. Uncompensated elasticities of demand represent changes in quantity demanded as a result of changes in prices which capture both price effect and _________ effect.
27. Development of successful ornamental fish culture village clusters around metropolitan cities are examples of __________ development through small scale enterprises.
28. The advantage of using this organism as live food is, it can be rehydrated from its cyst condition
29. The most phytoplankton species commonly used for rearing ornamental fish larvae is
30. The first public aquarium in the world was opened in 1852 in
31. Hatchery technology for seed production of commercially important bivalves was developed by
32. Shrimps after moulting resume normal feeding after a period of
33. FAO estimates that fisheries and aquaculture assure livelihood for ___________of the global population.
34. The exhaustible resources are those natural resources which can be used once cannot be
35. In West Bengal, the bhari fishery, is locally known as
36. When a vessel is said to be in unstable equilibrium
37. In West Bengal, the bhari fishery, is locally known as
38. When a vessel is said to be in unstable equilibrium
39. The framework of a vessel together with all decks, deck houses and plating is termed as
40. A dustpan shaped nets fabricated without a pursing device are called as
41. Troll lines are mainly operated for capturing
42. The term applied for making webbing by hand is
43. Simazine and glyphosate are used in controlling
44. The dominant cultivable catfish species in USA is
45. The most important cultivable species of mussel in the world in aquaculture is
46. Which among the following disease is caused by virus?
47. Chilodonella sp. is otherwise known as
48. Which type of cooling system is used in out board engine?
49. Manual or hand starting of engine is possible of the engine with the power
50. _____________ packaging are commonly called as ‘drink boxes’
(A) Extensive fish farming (B) Semi intensivefish farming
(C) Intensivefish farming (D) Super intensive fish farming
Ans: A
2. Holocephali is a sub class of a Class
(A) Placodermi (B) Chondrichthyes
(C) Acanthodii (D) Agnatha
Ans: B
3. Informal, scientific descriptions of fish are represented within the,
(A) Judeo-Christian tradition. (B) Hippolito Salviani tradition.
(C) Pierre Belon, tradition. (D) Guillaume Rondelet tradition.
Ans: A
4. The manuscript published between 1828 and 1849 in a 22 volume series, which describes 4,514 species of fish.
(A) Histoire Naturelle des Poisson (B) Copeia
(C) Journal of Applied Ichthyology (D) Ichthyological Bulletin
Ans: A
5. Shellfish is any aquatic animal having a shell and belonging to the phylum,
(A) Mollusca (B) Crustacea
(C) Echinodermata (D) All of above
Ans: D
6. The Hard Clam is the most abundant edible shellfish, scientifically known as
(A) Mya. sp (B) Mytilus edulis
(C) Mercenaria mercenaria (D) Aequipectin irradians
Ans: C
7. They are characterized by the roughness of their pectoral fins when touched from the inside.
(A) Male of Labeo rohita (B) Female of Catla catla
(C) Female of Cirrhina mrigala (D) Female of Labeo rohita
Ans: A
8. Bacterial kidney disease (BKD) is generally found in salmon, the causative agent is,
(A) Diplobacilli (B) Salmonella
(C) Shigella (D) Helicobacter
Ans: A
9. Feeding habit of Notopterus chitala is
- Herbivorous
- Carnivorous
- Omnivorous
- Planktivorous
10. A senior synonym which has remained unused for over 50 years and has to be treated as a forgotten name is
- Nomen dobium
- Nomen novum
- Nomen nudum
- Nomen oblitum
11. Carapace is bivalved in the class
- Copepoda
- Ostracoda
- Malacostraca
- Thecostraca
12. The diameter of DNA double helix is
- 30Å
- 40 Å
- 50 Å
- 20 Å
13. Pleiotropic gene has
- Multiple genotypes
- Multiple phenotypes
- Multiple allelism
- Single phenotype
14. In fishes, the hormone calcitonin is secreted by
- Ultimobranchial gland
- Islets of Langerhans
- Chromaffin tissues
- Thyroid gland
15. If the stock is under exploited then, which of the statement is correct?
- lesser number of breeding biomass will be there
- fishes experience growth overfishing
- All age groups will be represented
- Fishes experience mortality overfishing
16. Marine parks are established______________ act.
- MFRA
- WPA
- MPEDA
- NBFGR
17. MFRA (1983) of TN recommended cod and mesh size of shrimp trawl net is____________.
- 25mm
- 10mm
- > 37 mm
- < 5 mm
18. ELEFAN package was developed by
- CMFRI
- CAA
- ICLARM
- NIOT
19. The marine fishing area (As per FAO) assigned to the Eastern India Ocean is
- 51
- 57
- 31
- 61
20. CCD is Acronym for
- Counter Current Deposit
- Circumpolar Current Deposit
- Calcite Compensation Depth
- Cumulative Current Destiny
21. Vertical movement of cold, deep nutrient rich water to the surface is called as
- Divergence
- Convergence
- Upwelling
- Downwelling
22. Deep Scattering Layer (DSL) is caused by
- Downwelling
- Vertical migration of marine organisms
- Upwelling
- Coral reef organisms
23. During this time all places in the world experience equal lengths of night and day
- Summer solstice
- Vernal equinox
- Tropic of cancer
- Tropic of capricon
24. Red tides are caused by
- Diatoms
- Green algae
- Dinoflagellates
- Brown algae
25. The highest change in domestic consumption of fish by species groups by 2020 compared to 2000 is
- Molluscs
- Shrimp
- Tilapia
- Indian Major carps
26. Uncompensated elasticities of demand represent changes in quantity demanded as a result of changes in prices which capture both price effect and _________ effect.
- Supply
- Demand
- Income
- Consumption
27. Development of successful ornamental fish culture village clusters around metropolitan cities are examples of __________ development through small scale enterprises.
- woman
- societal
- labour
- industry
28. The advantage of using this organism as live food is, it can be rehydrated from its cyst condition
- Chlorella salina
- Artemia salina
- Dunalielle salina
- Chlorella vulgaris
29. The most phytoplankton species commonly used for rearing ornamental fish larvae is
- Daphnia
- Copepods
- Moina
- Chlorella
30. The first public aquarium in the world was opened in 1852 in
- China
- England
- India
- Australia
31. Hatchery technology for seed production of commercially important bivalves was developed by
- CMFRI
- CIBA
- RGCA
- CIFA
32. Shrimps after moulting resume normal feeding after a period of
- 1-6 days
- 2-5 days
- 5-8 days
- 5-10 days
33. FAO estimates that fisheries and aquaculture assure livelihood for ___________of the global population.
- 13-15%
- 18-20%
- 5-8%
- 10-12%
34. The exhaustible resources are those natural resources which can be used once cannot be
- convertible
- renewed
- reversed
- created
35. In West Bengal, the bhari fishery, is locally known as
- Pokkali
- Bhasabhadha
- Kagga
- Khazan
36. When a vessel is said to be in unstable equilibrium
- centre of gravity will be above transverse metacentre
- centre of gravity and transverse metacentra will be in the same point
- centre of gravity will be below transverse metacentre
- centre of buoyancy will be in the same vertical line as centre of gravity
37. In West Bengal, the bhari fishery, is locally known as
- Pokkali
- Bhasabhadha
- Kagga
- Khazan
38. When a vessel is said to be in unstable equilibrium
- centre of gravity will be above transverse metacentre
- centre of gravity and transverse metacentra will be in the same point
- centre of gravity will be below transverse metacentra
- centre of buoyancy will be in the same vertical line as centre of gravity
39. The framework of a vessel together with all decks, deck houses and plating is termed as
- Keel
- Hull
- Mould
- Super structure
40. A dustpan shaped nets fabricated without a pursing device are called as
- Lampara nets
- Trammel nets
- Purse seines
- Beach seines
41. Troll lines are mainly operated for capturing
- Cephalopods
- High value crustaceans
- Benthic dwelling fishes
- Fast moving pelagic fishes
42. The term applied for making webbing by hand is
- Stapling
- Reeving
- Braiding
- Shaping
43. Simazine and glyphosate are used in controlling
- Weedy fishes
- Micro algae
- Aquatic plants
- Tadpoles
44. The dominant cultivable catfish species in USA is
- Pangasius hypopthalamus
- Ictalurus punctatus
- Pangasius bocorti
- Clarias sp.
45. The most important cultivable species of mussel in the world in aquaculture is
- Mytilus galloprovincialis
- Mytilus edulis
- Perna viridis
- Mytilus crassitesta
46. Which among the following disease is caused by virus?
- Enteric Red Mouth
- Hitra disease
- Infectious Pancreatic Necrosis
- Epizootic ulcerative syndrome
47. Chilodonella sp. is otherwise known as
- Skin fluke
- Gill fluke
- Anchor worm
- Protozoan
48. Which type of cooling system is used in out board engine?
- Indirect Freshwater Cooling
- Direct Seawater Cooling
- Keel Cooling
- Air Cooling
49. Manual or hand starting of engine is possible of the engine with the power
- Upto 60 hp
- Upto 200 hp
- Upto 250 hp
- Upto 300 hp
50. _____________ packaging are commonly called as ‘drink boxes’
- Shrink
- Aseptic
- Retort
- Vacuum
51. ______________ is produced by the polymerisation of propylene
52. Freezing of fish causes death of bacteria to the extent of ________% depending on the initial flora of fish
53. The particles having high penetrating power is
54. The systems having very excessive nuisance conditions, ‘anoxia’ and undesirable biological communities are called as
55. The assessment of the applicants pre-processing center by the Assessment Panel of Experts (APC) shall be executed in
56. The fishing cost line cuts the revenue curve at
A. MSY
B. MEY
C. 1/2 MEY
D. Break Even Point
Ans: D
57. Of the given four lobsters, which one attain the largest size
A. Panulirus homarus
B. Panulirus polyphagus
C. Panulirus ornatus
D. Puerulus sewelli
Ans: C
58. The ladder system hatchery has been developed particularly for
A. Edible oyster
B. Shrimp
C. Lobster
D. Pearl oyster
Ans: B
59. The tides with a smaller tidal range and occur around times during the moon is on quarter is
A. High tide
B. Tidal bore
C. Neap tide
D. Spring tide
Ans: C
60. The increased concentration of non-biodegradable chemicals in the higher levels of food chains is called as
A. biogenous material
B. biohazard
C. biological magnification
D. bioluminescence
Ans: C
61. National parks and sanctuaries are coming under marine protected areas
A. Category I
B. Category II
C. Category III A
D. Category III B
Ans: A
62. An example for true estuarial organism is
A. Channa striata
B. Etroplus suratensis
C. Sardinella sp.
D. Hilsa sp.
Ans: B
63. Process hygiene criteria established in cooked crustaceans and shell fish are for
64. Oysters and Octopus are the richest source of this micromineral
65. A processing method that is satisfactory in terms of preserving the nutritive value of seafood is
66. Which one is not a test for texture measurement in fish?
67. The action of TMAO are responsible for DMA-N production in iced fish is inhibited by
68. Through domestic sewage tuberculosis may be caused by __________ in humans
69. All India Coordinated Research Project (AICRP) on____________ started in 1971 for demonstrating the technology in different agro-climatic conditions of the country
70. Learning for adoption of any new practices is attained through one of the following principal steps of
A. creating awareness of new ideas
B. use of local resources
C. self help
D. democratic approach
Ans: A
71. Biggest coral reef in the world is
A. Coramandal coast reef
B. Palk bay reef
C. Great Barrier reef
D. Gulf of Kutch reef
Ans: C
72. On the basis of contents the True Plankton are otherwise called as
A. Limnoplankton
B. Haliplankton
C. Euplankton
D. Pseudoplankton
Ans: C
73. Nonliving component of the seston is called as
A. Neuston
B. Pleuston
C. Tripton
D. Nekton
Ans: C
74. In this type of lakes surface temperature always above 4 deg C
A. Subpolar lakes
B. Temperate lakes
C. Tropical lakes
D. Polar lakes
Ans: C
75. Lake with greatest depth in the world is
A. Crater lake
B. Lake Baikal
C. Seneca lake
D. Lake Superior
Ans: B
76. The gap between Fisheries Research Institute and fishing/farming community could be bridged by
A. Extension agency
B. Trading agency
C. Financing agency
D. Marketing agency
Ans: A
77. Identify the extension methods from the given examples:
A. Individual contact 1. Leaflets
B. Group contact 2. Personal letter
C. Mass contact 3. Discussion
D. Office contact 4. Field trips
A B C D
a. 1 3 4 2
b. 2 4 1 3
c. 3 1 2 4
d. 4 2 3 1
Ans: b
78. Which extension programme can be effective to improve marketing of fish?
A. Training on fish handling
B. Training on fishing
C. Training on packaging
D. Training on health care
Ans: A
79. Extension starts with the ________ by knowing their skill, methods, tools, leaders, beliefs, practices, organization and institutions
A. Product
B. People
C. Place
D. Public relation
Ans: B
80. Export, import and consumption pattern of fish can be drawn in one graph called
A. Simple bar diagram
B. Histogram
C. Pie-diagram
D. Multiple bar diagram
Ans: D
81. Feeding habit of Notopterus chitala is
A. Herbivores
B. Carnivores
C. Omnivores
D. Planktivores
Ans: B
82. A senior synonym which has remained unused for over 50 years and has to be treated as a forgotten name is
A. Nomen dobium
B. Nomen novum
C. Nomen nudum
D. Nomen oblitum
Ans: D
83. Carapace is bivalved in the class
A. Copepoda
B. Ostracoda
C. Malacostraca
D. Thecostraca
Ans: B
84. The diameter of DNA double helix is __________Å
A. 30
B. 40
C. 50
D. 20
Ans: D
85. Pleiotropic gene has
A. Multiple genotypes
B. Multiple phenotypes
C. Multiple allelism
D. Single phenotype
Ans: B
86. In fishes, the hormone calcitonin is secreted by
A. Ultimobranchial gland
B. Islets of Langerhans
C. Chromaffin tissues
D. Thyroid gland
Ans: A
87. Which of the following sentence is not relevant to "Boat's Displacement"?
A. A mass of the water that the boat displaces which floating
B. The amount of water that would spill out of a completely filled container, if boat is placed in it
C. Amount of water of the same mass as the underwater part of ship or boat
D. Mass of water equal to the volume of fish hold and fuel tank of a boat
Ans: D
88. A portion of the trawl net mouth in between two wings is called as
A. Quarter
B. Jib
C. Boson
D. Overhang
Ans: C
89. What is the colour of side light meant for star board side of fishing vessel?
A. White
B. Yellow
C. Red
D. Green
Ans: D
90. Which of the following buoyage system is in conjunction with the Mariner's compass?
A. Lateral marks
B. Cardinal marks
C. Isolated danger marks
D. Special marks
Ans: B
91. In Marine Communication and Signalling system, the word "MAY DAY" indicates
A. weather condition
B. distress condition
C. port information
D. pilot requirement
Ans: B
92. A powerful molecular tool for the detection and quantification of pathogens and SSOs in seafood is
93. A bacterium that forms biofilm on food contact surfaces and contaminate seafood is
94. The histamine producing bacteria associated with fermented fish products are
95. Which human virus responsible for major outbreaks causing acute gastroenteritis is associated with the consumption of oysters?
96. The only pathogenic bacteria tested by taking swabs from the workers hand by the EIA officials is
97. Fishery products packed in hermetically sealed containers and heat processed shall be subjected to this test
98. Sanitation and Hygiene control samples from food contact surfaces and workers hand shall be tested by FBO for microbiological checks at least once in
99. In evaporator coil of vapour compression refrigeration system, the partially vapourized refrigerant absorbs _________ from the substances to be cooled.
100. Which unit in the vapour compression refrigeration regulates the flow of refrigerant?
- Propene
- Polypropylene
- Polythene
- Polyester
52. Freezing of fish causes death of bacteria to the extent of ________% depending on the initial flora of fish
- 10-20
- 30-40
- 40-50
- 60-90
53. The particles having high penetrating power is
- Alpha particles
- Beta particles
- Neutron particles
- Positrons
54. The systems having very excessive nuisance conditions, ‘anoxia’ and undesirable biological communities are called as
- Hyper entrophic systems
- Entrophic systems
- Non entrophic systems
- Hypo entrophic systems
55. The assessment of the applicants pre-processing center by the Assessment Panel of Experts (APC) shall be executed in
- One stage
- Two stages
- Three stages
- Five stages
56. The fishing cost line cuts the revenue curve at
A. MSY
B. MEY
C. 1/2 MEY
D. Break Even Point
Ans: D
57. Of the given four lobsters, which one attain the largest size
A. Panulirus homarus
B. Panulirus polyphagus
C. Panulirus ornatus
D. Puerulus sewelli
Ans: C
58. The ladder system hatchery has been developed particularly for
A. Edible oyster
B. Shrimp
C. Lobster
D. Pearl oyster
Ans: B
59. The tides with a smaller tidal range and occur around times during the moon is on quarter is
A. High tide
B. Tidal bore
C. Neap tide
D. Spring tide
Ans: C
60. The increased concentration of non-biodegradable chemicals in the higher levels of food chains is called as
A. biogenous material
B. biohazard
C. biological magnification
D. bioluminescence
Ans: C
61. National parks and sanctuaries are coming under marine protected areas
A. Category I
B. Category II
C. Category III A
D. Category III B
Ans: A
62. An example for true estuarial organism is
A. Channa striata
B. Etroplus suratensis
C. Sardinella sp.
D. Hilsa sp.
Ans: B
63. Process hygiene criteria established in cooked crustaceans and shell fish are for
- Salmonella
- E. coli and coagulase positive staphylococci
- L. monocytogenes
- Total coliforms
64. Oysters and Octopus are the richest source of this micromineral
- Selenium
- Zinc
- Iodine
- Copper
65. A processing method that is satisfactory in terms of preserving the nutritive value of seafood is
- Canning
- Frying
- Grilling
- Smoking
66. Which one is not a test for texture measurement in fish?
- Kramer test
- Warner – Bratzler shear test
- Compression test
- Hunter Tristimulus test
67. The action of TMAO are responsible for DMA-N production in iced fish is inhibited by
- Low temperature
- Light
- Ice
- Oxygen
68. Through domestic sewage tuberculosis may be caused by __________ in humans
- Mycobacterium sp
- Salmonella sp
- E. coli
- Listeria sp
69. All India Coordinated Research Project (AICRP) on____________ started in 1971 for demonstrating the technology in different agro-climatic conditions of the country
- Integrated fish farming
- Sewage fed fish culture
- Raceway culture
- Composite carp culture
70. Learning for adoption of any new practices is attained through one of the following principal steps of
A. creating awareness of new ideas
B. use of local resources
C. self help
D. democratic approach
Ans: A
71. Biggest coral reef in the world is
A. Coramandal coast reef
B. Palk bay reef
C. Great Barrier reef
D. Gulf of Kutch reef
Ans: C
72. On the basis of contents the True Plankton are otherwise called as
A. Limnoplankton
B. Haliplankton
C. Euplankton
D. Pseudoplankton
Ans: C
73. Nonliving component of the seston is called as
A. Neuston
B. Pleuston
C. Tripton
D. Nekton
Ans: C
74. In this type of lakes surface temperature always above 4 deg C
A. Subpolar lakes
B. Temperate lakes
C. Tropical lakes
D. Polar lakes
Ans: C
75. Lake with greatest depth in the world is
A. Crater lake
B. Lake Baikal
C. Seneca lake
D. Lake Superior
Ans: B
76. The gap between Fisheries Research Institute and fishing/farming community could be bridged by
A. Extension agency
B. Trading agency
C. Financing agency
D. Marketing agency
Ans: A
77. Identify the extension methods from the given examples:
A. Individual contact 1. Leaflets
B. Group contact 2. Personal letter
C. Mass contact 3. Discussion
D. Office contact 4. Field trips
A B C D
a. 1 3 4 2
b. 2 4 1 3
c. 3 1 2 4
d. 4 2 3 1
Ans: b
78. Which extension programme can be effective to improve marketing of fish?
A. Training on fish handling
B. Training on fishing
C. Training on packaging
D. Training on health care
Ans: A
79. Extension starts with the ________ by knowing their skill, methods, tools, leaders, beliefs, practices, organization and institutions
A. Product
B. People
C. Place
D. Public relation
Ans: B
80. Export, import and consumption pattern of fish can be drawn in one graph called
A. Simple bar diagram
B. Histogram
C. Pie-diagram
D. Multiple bar diagram
Ans: D
81. Feeding habit of Notopterus chitala is
A. Herbivores
B. Carnivores
C. Omnivores
D. Planktivores
Ans: B
82. A senior synonym which has remained unused for over 50 years and has to be treated as a forgotten name is
A. Nomen dobium
B. Nomen novum
C. Nomen nudum
D. Nomen oblitum
Ans: D
83. Carapace is bivalved in the class
A. Copepoda
B. Ostracoda
C. Malacostraca
D. Thecostraca
Ans: B
84. The diameter of DNA double helix is __________Å
A. 30
B. 40
C. 50
D. 20
Ans: D
85. Pleiotropic gene has
A. Multiple genotypes
B. Multiple phenotypes
C. Multiple allelism
D. Single phenotype
Ans: B
86. In fishes, the hormone calcitonin is secreted by
A. Ultimobranchial gland
B. Islets of Langerhans
C. Chromaffin tissues
D. Thyroid gland
Ans: A
87. Which of the following sentence is not relevant to "Boat's Displacement"?
A. A mass of the water that the boat displaces which floating
B. The amount of water that would spill out of a completely filled container, if boat is placed in it
C. Amount of water of the same mass as the underwater part of ship or boat
D. Mass of water equal to the volume of fish hold and fuel tank of a boat
Ans: D
88. A portion of the trawl net mouth in between two wings is called as
A. Quarter
B. Jib
C. Boson
D. Overhang
Ans: C
89. What is the colour of side light meant for star board side of fishing vessel?
A. White
B. Yellow
C. Red
D. Green
Ans: D
90. Which of the following buoyage system is in conjunction with the Mariner's compass?
A. Lateral marks
B. Cardinal marks
C. Isolated danger marks
D. Special marks
Ans: B
91. In Marine Communication and Signalling system, the word "MAY DAY" indicates
A. weather condition
B. distress condition
C. port information
D. pilot requirement
Ans: B
92. A powerful molecular tool for the detection and quantification of pathogens and SSOs in seafood is
- ELISA
- q PCR
- FISH
- Microarray
93. A bacterium that forms biofilm on food contact surfaces and contaminate seafood is
- Staphylococcus aureus
- Escherichia coli
- Listeria monocytogenes
- Clostridium botulinum
94. The histamine producing bacteria associated with fermented fish products are
- Micrococcus, Lactobacillus, Staphylococcus
- Maganella maganii, Klebsiella pneumoniae
- Photobacterium phosphoreum
- Hafnia alva, Vibro sp.
95. Which human virus responsible for major outbreaks causing acute gastroenteritis is associated with the consumption of oysters?
- Hepatitus A virus
- Hepatitus B virus
- Norovirus
- Astrovirus
96. The only pathogenic bacteria tested by taking swabs from the workers hand by the EIA officials is
- Salmonella
- Coagulase positive staphylococcus
- Vibrio cholerae
- Histeria monocytogenes
97. Fishery products packed in hermetically sealed containers and heat processed shall be subjected to this test
- Coagulase positive staphylococcus
- Sterility
- Histeria monocytogenes
- Yeast and Mould
98. Sanitation and Hygiene control samples from food contact surfaces and workers hand shall be tested by FBO for microbiological checks at least once in
- 15 days
- A day
- A month
- 6 months
99. In evaporator coil of vapour compression refrigeration system, the partially vapourized refrigerant absorbs _________ from the substances to be cooled.
- Latent heat
- Specific heat
- Sensible heat
- Vapour
100. Which unit in the vapour compression refrigeration regulates the flow of refrigerant?
- Condenser
- Evaporator
- Expansion valve
- Compressor
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