Fisheries • 2017 • Technical Paper-III
A major phospholipids present in muscle of marine fish and shrimp is :
A)
Squalene
B)
Astacene
C)
Pristine
D)
Lecithin
Lecithin (phosphatidylcholine) is major phospholipid in marine fish/shrimp muscle.
Fisheries • 2017 • Technical Paper-III
The important guanidine compound present in fish :
A)
Creatine
B)
Proline
C)
Balaine
D)
Arginine
Creatine/phosphocreatine is major guanidine compound for energy buffer in fish muscle. Arginine also guanidino but creatine most cited.
Fisheries • 2017 • Technical Paper-III
CIFAX is mainly used for the treatment of :
A)
EUS
B)
Vibriosis
C)
Argulus
D)
Gill fluke
CIFAX is CIFA formulation (cypermethrin based) used to control Argulus (fish louse) infestation.
Fisheries • 2017 • Technical Paper-III
The most widely used freezer for freezing seafood in Indian and abroad is :
A)
Air blast freezer
B)
Fluidized bed freezer
C)
Immersion freezer
D)
Contact plate freezer
Air blast freezer is most versatile and widely used for seafood IQF; plate freezer common for blocks in India.
Fisheries • 2017 • Technical Paper-III
Gyrodactyrus ( skin fluke) is:
A)
MonogeneanTrematode
B)
Cestode
C)
DigeneanTrematode
D)
Nematode
Gyrodactylus is monogenean trematode ectoparasite of skin/gills.
Fisheries • 2017 • Technical Paper-III
Brevetoxin is related to :
A)
DSP
B)
NSP
C)
ASP
D)
PSP
Brevetoxins produced by Karenia brevis cause Neurotoxic Shellfish Poisoning NSP.
Fisheries • 2017 • Technical Paper-III
Rama started walking towards the east. He walked a distance of 5 km, then turned to his right and walked 10 km. He again turned to his right and walked another 15 km. Then he turned to his left and walked 5 km. In which direction is he in relation the starting point?
A)
South
B)
North-east
C)
North-west
D)
South-east
East 5, South 10, West 15, South 5 => net 10W,15S => South-West; among options South is nearest, indicating south of start.
Fisheries • 2017 • Technical Paper-III
The ratio of the present ages of Siami and her son respectively is 5:2. After seven years, this ratio becomes 2:1. What was Siami’s age at the time of the birth of her son?
A)
28 years
B)
35 years
C)
21 years
D)
25 years
5x+7)/(2x+7)=2 => x=7 present 35/14 difference 21 years at son birth.
Fisheries • 2017 • Technical Paper-III
Recruitment overfishing occurs when:
A)
Larger fishes constitutes main catch
B)
Matured fishes constitutes main catch
C)
Smaller fishes constitutes main catch
D)
All of these
Recruitment overfishing occurs when spawning adult stock heavily fished, so matured fishes form main catch and recruitment fails.
Fisheries • 2017 • Technical Paper-III
Iodine test is used for :
A)
Starch and glycogen
B)
Reduced sugar
C)
General carbohydrate
D)
All of these
Iodine forms blue complex with starch and reddish with glycogen.
Fisheries • 2017 • Technical Paper-III
White spot disease is caused by :
A)
Icthyophthirius sp
B)
MrNV virus
C)
Ichthyobodo sp
D)
IPNV virus
Ichthyophthirius multifiliis causes freshwater white spot; WSSV is shrimp white spot disease but option gives protozoan.
Fisheries • 2017 • Technical Paper-III
The test which is used to quantify and detect very small amount of Amino Acid is :
A)
Ninhydrin reaction
B)
Xanthoproteic reaction
C)
Maillard reaction
D)
Biuret reaction
Ninhydrin gives Ruhemann's purple, sensitive to quantify very low amino acids.
Fisheries • 2017 • Technical Paper-III
‘Bouquet’ is related to ‘Flowers’ in the same way as ‘Sentence’ is related to
A)
Letters
B)
Paragraph
C)
Content
D)
Words
Bouquet is collection of flowers; sentence is collection of words.
Fisheries • 2017 • Technical Paper-III
The lawyer had to find innovative arguments for his case, there was just no _______ that he could follow or quote.
A)
Example
B)
Itinerant
C)
Style
D)
Precedent
No precedent to follow or quote is legal idiom.
Fisheries • 2017 • Technical Paper-III
Some people have a __________ need to control all aspects of their lives and top eliminate all ________ of chance. These individuals seldom achieve a sense of fulfilment.
A)
Habitual.......possessions
B)
Dramatic......factors
C)
Powerful.......nuances
D)
Compulsive........hindrances
Compulsive need to control and eliminate all hindrances fits context of control.
Fisheries • 2017 • Technical Paper-III
Select the synonym of the word BEGUILE.
A)
Deceive
B)
Deny
C)
Dissent
D)
Refuse
Beguile means deceive or charm to mislead.
Fisheries • 2017 • Technical Paper-III
White Tail Disease (WTD) is caused by :
A)
Bacteria
B)
Fungus
C)
Virus
D)
Parasite
White Tail Disease of Macrobrachium rosenbergii caused by MrNV virus.
Fisheries • 2017 • Technical Paper-III
A live microbial feed supplement which beneficially affects the host animal by improving its intestinal balance is termed as :
A)
Probiotic
B)
Antibiotic
C)
Prebiotic
D)
None of these
Probiotic = live microbial supplement improving intestinal balance.
Fisheries • 2017 • Technical Paper-III
Aeromonas salmonicida causes :
A)
Enteric red mouth disease
B)
Red pest
C)
Saddleback disease
D)
Furunculosis
Aeromonas salmonicida causes furunculosis in salmonids, classic hemorrhagic disease.
Fisheries • 2017 • Technical Paper-III
Which of the following is a crustacean parasite infesting fish is?
A)
Gyroductylus
B)
Argulus
C)
Dactyrogyrus
D)
Hexamita
Argulus is fish louse, branchiuran crustacean ectoparasite. Gyrodactylus and Dactylogyrus are monogenean flatworms; Hexamita is flagellate protozoan.
Fisheries • 2017 • Technical Paper-III
When the area of haemorrhage is less than 1-2 mm, then it is called:
A)
Ecchymotic
B)
Hematoma
C)
Petechiae
D)
Painbrush
Petechiae <1-2 mm hemorrhagic spots, ecchymosis larger, hematoma swelling.
Fisheries • 2017 • Technical Paper-III
Which of the following is not an ectoparasite?
A)
Argulus
B)
Trichodina
C)
Hexamita
D)
Dactyrogyrus
Hexamita is intestinal endoparasite protozoan; others are ectoparasites.
Fisheries • 2017 • Technical Paper-III
When relative size of fish caught is high and fishing mortality is high, the condition is:
A)
Under fishing
B)
Eumetric fishing
C)
Overfishing
D)
None of these
Eumetric fishing = large fish caught at high fishing mortality, indicates optimum exploitation.
Fisheries • 2017 • Technical Paper-III
The length at which 50% of the fish are caught is known as:
A)
Length at first maturity
B)
Length at first capture
C)
Age at first maturity
D)
None of these
Lc / Length at first capture = length where 50% of fish entering gear are retained, measure of gear selectivity.
Fisheries • 2017 • Technical Paper-III
The headquarter for fish and fish products under Codex commission is located in :
A)
U.K
B)
HUNGARY
C)
NORWAY
D)
U.S.A
Codex Committee on Fish and Fishery Products (CCFFP) hosted by Norway.
