Aquaculture
Aquaculture
Aquaculture
17. M. roserbergii is a
a) Herbivore b) Carnivore c) Omnivore d) None
1
18. Khazan lands are present in
a) Kerala b) West Bengal c) U.P d) Karnataka
20. Induced breeding and seed production technology for grouper was developed by
a) CIBA b) CIFT c) CIFA d) CMFRI
24. Which method is used for transiting the gene into animal embryo
a) Microinjection b) Electroporation c) a & b d) None
28. Which penaeid shrimp require high protein level in (around 60%) their diet
a) P. vannamei b) P. indicus c) P. japanicus d) P. setiferus
33. Induced breeding and seed production technology for sea bass was developed by
a) CIBA b) CMFRI c) CIFT d) CIFRI
2
35. In India trout hatchery is present in
a) Bhimtal b) Lonavla c) a & b d) None
47. The fish egg chorion is removed by using ------ for microinjection
a) NaCl2 solution b) CaCl2 solution c) Trypsin solution d) None
3
53. Moult Death Syndrome occurs in captive
a) Crabs b) Lobsters c) Prawns d) Fishes
The number of Zoea stages observed in crabs is
a) Four b) Two c) Six d) Five
66. The chemical used for narcotizing the pearl oyster for conditioning
a) Quinaldine b) MS 222 c) Iodine d) Menthol crystal
68. The most widely used cryoprotectant in fish gamete preservations are
a) Methanol b) DMSO c) Acetic acid d) None of these
4
69. The teleost fish has the following class of immunoglobulin
a) IgE b) IgM c) IgA d) IgG
70. The common marine blue green algae responsible for causing red tide is
a) Spirulina sp b) Nostoc sp
c) Trichodesmium sp d) Microcystis sp
77. Which aquatic weed is provided to common carps for egg laying
a) Hydrilla b) Lemna c) Azolla d) None of these
5
86. PCR method for detection of Vibrio cholerae was standardized by
a) CIFE b) CIFT c) CCMB d) CMFRI
95. The minimum over lap percentage required in a satisfactory double seam of a round can is
a) 20% b) 60% c) 80% d) 50%
6
104. Which among the following is a non-air breathing cat fish
a) Clarias batrachus b) Heteropneustes fossilis
c) Ompak pabda d) None of these
105. The experimental design suitable for three characters with equal sample size is
a) Split plot design b) Randomised block design
c) Completely randomized design d) Latin square design
106. Sampling method in which population is divided into subpopulation of equal size
a) Systematic sampling b) random sampling
c) Multistage sampling d) Stratified sampling
111. Fishes which reproduce and die within a year are called as
a) Semulparous b) Hermaphrodite c) Parthenogenesis d) None of these
7
120. It is recommended to use the pituitaries from
a) Same Species b) Different Species
c) Different Genus d) Different Phyla
124. Typha is a
a) Rooted higher plant b) Floating plant c) Marine algae d) Parasitic plant
130. In the algal production centers, Copper sulphate is applied to control rotifers at a rate of
a) 100 ppm once a week b) 10 ppm once a week
c) 0.6 ppm once a week d) 0.1 ppm once in 2 weeks
133. In order to deactivate toxic residues, the decapsulated Artemia should be dipped in
a) Mild formalin b) Chloric acid
c) 2 % sulphuric acid d) Potassium permanganate solution
134. Chlorella culture thrive well in the salinity range of
a) 40 ppt b) 10-20 ppt c) 1-5 ppt d) None
8
135. Brachionus is a very valuable live food but early larval stage of fish is unable of ingest because
a) They move very fast b) It does not have bad odour
c) It is easily soluble in water d) cheaper
140. The main problem with the use of trash fish as a feed is
a) Cost factor b) Availability
c) Deterioration of water quality and loss of nutrients d) Not palatable to fishes
142. The two most important qualities of the fish pellets are
a) Colour and size b) Smell and taste
c) Hardness and water stability d) Cost and availability
9
148. Carrying capacity of one ha ponds fed with protein rich pellet is
a) About 2,680 kg b) About 5,000 kg
c) About 10,000 kg d) About 20,000 kg
150. Stocking pond of 1.25-2.0 ha can be stocked by 50-100 mm major carp fingerlings at a rate of
a) 10,000 /ha b) 15,000 /ha c) 5,000-8,000 /ha d) 2,000-3,000 /ha
10
163. Ammonia concentration is toxic to fish beyond
a) 0.05 mg/lit b) 0.5 mg/lit c) 0.75 mg/lit d) 10 mg/lit
167. Vallisneria is a
a) Rooted plant b) Floating plant c) Shade plant d) Symbiotic plant
170. Icthyophthirius is a
a) Trematode parasite of fishes b) Protozoan parasite
c) Bacteria d) Copepod parasite
173. Argulus is a
a) Protozoan parasite b) Trematode parasite c) Copepod parasite d) Internal parasite
11
178. The fish poison Derris powder has
a) Rotenone b) Arsenic c) Mercury d) Chlorine
179. Aldrin is a
a) Chlorinate hydrocarbon b) Organophosphate c) Fertilizer d) Manure
181. The rate of ammonia excretion increases 10 times when the temperature in fish fry transport containers
raises
a) 1oC b) 2oC c) 8oC to 15oC d) 15oC to 20oC
183. Common carp breeders are fed with oil cake and rice bran at a rate of 1 : 1 at
a) 2-3% of the body weight b) 5-7% of the body weight
c) 10% of the body weight d) 1% of the body weight
12
193. Milk fish feeds on
a) Fish larvae b) Pelagic zooplankton
c) Small benthic worms d) bottom algae
13
208. The common name of Vallisneria
a) Elephant grass b) Eel grass c) Hornwort d) Napier grass
218. Infusoria is a
a) Mollusc b) Crustacean c) Fisher d) Protozoan
14
a) Discus b) Fighter c) Swordtail d) Tetras
235. The most expensive and important nutrient of the diet of fish is
a) Lipid b) Carbohydrate c) Protein d) Vitamins
15
243. Natural antioxidant used in the aqua feed is
a) BHA b) BHT c) Vitamin E d) Ethoxyquin
246. The mathematical technique available to nutritionists for selecting best combination of feed ingredients to
formulate diets is
a) Quadratic programming b) Linear programming
c) Best buy technique d) Peterson square method
251. The optimum number of feed trays recommended for one hectare shrimp pond
a) 2 b) 3 c) 4 d) 8
258. Bio enrichment of live food is done to improve the nutritional value of
a) Fresh food b) Compounded feed c) Live food d) Micro feed
16
c) Glucosinolates d) Haemoglutinins
268. Interleukin
a) Promote protein synthesis b) Promote M protein synthesis
c) Promote lymphocyte proliferation d) Promote RBC proliferation
17
274. In acrocentric chromosome, centromere is located
a) At the end b) At sub terminal position
c) Chromosome d) Mid way between the centre and end
278. When a single gene influence the expression of more than one trait, then the gene is known as
a) Pleiotropism b) Multiple gene c) Epistatic gene d) Multiple alleles
18
291. The greatest O2 consuming organelle of the cell is
a) Lysosome b) Golgi apparatus c) Mitochondria d) Ribasomes
292. The close association of 2 or more genes on a single chromosome usually inherited is called
a) Linkage b) Crossing over c) Pleotropism d) Epitasis
296. Fatty acids are represented by the formula R-COOH, where R stands for
a) Alkaloid group b) Aldehyde group c) Alkyl group d) None
297. The fatty acid that are not synthesized by the body is called
a) Non-essential fatty acid b) Synthetic fatty acid
c) Non-synthetic fatty acid d) Essential fatty acid
299. The peptide chain termination in the protein synthesis is done by the genetic code
a) AGU b) UAA c) CAU d) ACU
19
a) Enhance immune response b) Inhibit immune response
c) Degrade immune response d) None
308. Lymphocytes carrying neither T-cells nor B-cell markers are called
a) Null cell b) Hepatic cells c) Germ cell d) Chimera
309. An organ, molecule or cell that has the same function as another but is of different evolutionary origin
a) Synonym b) Analog c) Progeny d) Phylogeny
315. Precautionary principle and the polluters pays principle are essential features of
a) Sustainable development b) EEZ c) CRZ d) Subsistence fishing
316. Institute which initiated a research programme in 1999 to develop captive brood stock and other
commercial species of peneaid shrimps like P. indicus, P. merguiensis and Metapenaeus japonicus under
the NATP
a) CIFE b) CIBA c) CMFRI d) NIO
20
a) 0.1 million/litre b) 10,000/litre c) 1,000/litre d) 100/litre
332. When the area of hemorrhage is less than 2mm, its referred to as
a) Ecchymotic b) Petechiae c) Paintbrush d) Hematoma
339. Which of these disease causing bacteria was discovered by Robert Koch?
a) Bacillus anthrax b) Shigella dysenteriae
21
c) Vibrio cholerae d) None of the above
345. What are the Svedberg values for the subunits of the 70S ribosomes of E. coli?
a) 50S and 30S b) 50S and 40S c) Pyridoxine d) Pantothenic acid
347. What is the major effect of Interleukin-1 (IL-1) on the immune response?
a) It activate helper T cells b) It active killer T cells
c) It activates B cells d) All of the above
354. The present threat for India in connection with world aquaculture is
a) Taiwan b) China c) Bangladesh d) Indonesia
355. Clarius batrachus is having
a) X-Y gene b) W-Z gene c) X-0 gene d) Y-0 gene
22
357. EDTA is used as
a) Anti-chelating agent b) Binding agent
c) Coloring agent d) Clotting inhibitor
373. Bulans is
23
a) The deepening part of bundh b) The shallow part of bundh
c) Both of the above d) Not at all related with bundh
374. Stocking densitys ratio in different pond i.e. Nursery: Rearing: Grow out is
a) 1:40:1280 b) 1:20:1000 c) 1:20:1280 d) 1:30:1280
377. Which of the following is the stocking density for cage culture
a) 100-300/m2 b) 300-500/m2
2
c) 500-800/m d) None of the above
384. Liquid excreta urine contain more water N2, K but less
a) P b) P, Ca c) Ca d) None
24
390. If pH is 6.5 7.5 then in which proportion the lime will be used
a) 500 kg/ha b) 400kg/ha c) 200kg/ha d) 700 kg/ha
396. Cattle dung consists of ----, ------- and ------ percent of N 2, P2O5 and Potash respectively
a) 5, 0.1 and 2.5 b) 0.5, 0.1 and 2.5
c) 0.5, 0.4 and 0.5 d) 0.5, 0.1 and 0.5
398. Trichodesmia is
a) N2 fixer b) Phosphate solubiliser
c) Compost acceletor d) None of the above
402. Gracilaria is a
a) Brown algae b) Green algae c) Red algae d) None
25
408. One gram of Artemia cysts produce about ------- million naupii
a) 0.2 b) 0.4 c) 1 d) 2
411. The first success in inducing breeding of Indian major carps by injections of fish pituitary hormones in the
year
a) 1957 b) 1952 c) 1967 d) 1987
412. Match List I correctly with List II and select your answer using the codes given below
List I List II
a) Floating weed 1) Typha
b) Emergent weed 2) Lemna
c) Submerged weed 3) Eichhornea
d) Surface weed 4) Vallisneria
Codes:
A B C D
a) 2 1 4 3
b) 1 3 4 2
c) 2 4 1 3
d) 3 1 4 2
419. Rohu is a
a) Voracious feeder b) Column feeder c) Bottom dweller d) Omnivorous
420. The criteria for selecting site for pond culture mainly depends on
26
a) Species to be cultured b) Targeted production level
c) Physiological requirement of the species d) All the above
421. The soils having pH value equal to or less than 4 are called as
a) Sand soil b) Loamy soil c) clayey soil d) Acid sulphate soil
427. Which type outlet gates are more efficient in draining bottom water in the pond is
a) Monk sluice b) Open sluice c) Pipes made structure d) None
429. The most commonly used aeration device for aeration in aquaculture pond is
a) Splasher aerator b) Paddle wheel aerator
c) Bubbler aerator d) Surface aerator
432. Compute the power requirement for pumping 1200 cum/hr against a head 10m, assuming a pump
efficiency of 65%
a)100BHP b) 65 BHP c) 68 BHP d) 70 BHP
27
Of the statements
a) I alone correct b) I & II is correct
c) I, II & III is correct d) II & III is correct
435. The most common fungus attack fry, fingerlings and adult fish is
a) Saprolegnia parasitica b) Branchiomyces sp
c) Aspergillus sp d) Trichodina indica
444. Match list I correctly with list II and select your answer using the codes given below
List I List II
A) Grey mullet 1) Sardinella sirm
B) Bhetki 2) Euthynnus affinis
C) Little tuna 3) Mugil cephalus
D) Spotted sardine 4) Lates calcarifer
Codes:
A B C D
a) 4 3 1 2
b) 3 4 1 2
c) 3 4 2 1
d) 4 3 2 1
28
445. Polynemus paradiseus is commonly known
a) Indian salmon b) Mango fish c) Monk fish d) Pony fish
446. Bhetki is
a) Mullet b) Mussel c) Milk fish d) Asian seabass
449. The organism responsible for black gill disease in shrimp hatcheries is
a) Bacteria b) Fungi c) Protozoan d) parasites
29
a) Faster growth b) Better colour in fishes
c) Sex inversion d) Preventing deformities
459. Eel is a
a) Catadromous b) Anadromous c) Riverdromus d) None
468. Which of the following ecosystem is most productive from aqua cultural point of view
a) River b) Reservoir c) Canal d) Pond
474. Unio is
a) Edible oyster b) F.W. mussel c) F.W.snail d) Sea mussel
475. Mackerel is
30
a) Rastrelliger b) Tirichurus c) Both a & b d) None
476. Pomfret is
a) Pampus b) Rastrelliger c) Tirichurus d) None
477. Marine cat fish
a) Trachysurus b) Etroplus c) Thunnus d) Harpodon
480. Which aqua farming technique is most appropriate to utilize the autochthonous potentialities of beels
a) Pen culture b) Duck cum fish culture
c) Cage culture d) Pig cum fish culture
492. Fishes thrive best in aquarium having green hydrophyte because hydrophyte provides
a) Food b) O2 c) CO2 d) Organic debris
31
493. Body cavity of shrimp is called
a) Coelome b) Haemocoel c) Preudocoel d) Gastrovasuclar cavity
508. Laminaria is
a) Fish b) Sea weed c) Clams d) Mussel
32
511. Which culture practice is adapted for culture of sea weed
a) Pen culture b) Pond culture c) Cage culture d) Floating raft
517. Which parasitic group is responsible for the black spot disease in F.W fish
a) Cestodes b) Monogenetic trematodes
c) Digenetic trematodes d) Nematode
34
545. Genetic engineering is related to
a) Mitotic division of cell b) Deletion and repair of mechanisms
c) Nucleotide transfer d) None
547. The protein of the sea adjoining the coast line and the falling with in depth line is called
a) Coastal water b) Off shore water c) Oceanic water d) None
548. The sea fishes during close to sea bed are called
a) Pelagic b) Demersal c) Columnar d) None
35
563. Best feed for milk fish
a) Lab lab b) Zooplankton c) Detritus d) Phytoplankton
36
580. Stocking density of M. rosenbergii in grow out
a) 40000-50000 PL/ha b) 30000-40000 PL/ha
c) 25000-30000 PL/ha d) 50000-60000 PL/ha
37
598. Most suitable shrimp sp in India to culture
a) P. monodon b) P. indicus c) a & b d) None
599. If cephalothorax portion is removed from the shrimp the following may be yield
a) 40% b) 45% c) 60% d) 80%
600. For development of fishery in small reservoir which most suitable technique
a) Culture based fishery b) Capture fishery c) a & b d) None
602. Fish spp. likely to be in danger of extinction in the near future are
a) Endangered b) Rare c) Vulnerable d) None
604. A compound produced by an organism that inhibits the growth of another microorganism is called
a) Antiseptic b) Antibiotic c) Anticoagulant d) Antibodies
38
616. The sex ratio for goldfish breeding
a) 1:2 b) 2:1 c) 1:1 d) 2:2
617. Velvet disease is caused by
a) Protozoan b) Bacteria c) Leeches d) Fungi
618. Which of the following gives the feeling of the presence of and grains
a) Loamy soil b) Sandy soil c) Silty soil d) Clayey soil
619. If the diameter of soil particles is less than 0.002mm, the soil will be
a) Silty b) Clayey c) Sandy d) Gravelly
620. While studying the textural group of a soil sample, the relative proportion of different-sized particles was
found to be 50% sand and 50% clay or silt or both; the soil will be
a) Loamy b) Silty c) Sandy d) Loamy-Sandy
621. The soil phosphorus level (P2O5) less than 30ppm is indicative of
a) Poor production b) Average production
c) High production d) No production
626. Which hardness value will be considered suitable for growth of fish
a) 15ppm or above b) Less than 10pp
c) Less than 5ppm d) 10ppm to 12ppm
627. The animals which are relatively large and powerful, and can combat water currents, are called
a) Neuston b) Nektons c) Planktons d) Swimmers
39
a) Vallisneria b) Typha c) Eichhornia d) Hydrilla
635. Microcystis is a
a) Green Algae b) Blue-Green Algae
c) Brown Algae d) Dinoflagellate
645. To hold the water at a definite level in a pond and also to serve as a causeway, it is essential to construct a:
a) Spilway b) Monk c) Sluice d) Dike
40
649. Commonly DNA contains _________ different types of nucleotides
a) 1 b) 3 c) 4 d) 5
650. Between A and T in the double stranded DNA there are ---- hydrogen bonds
a) 4 b) 2 c) 3 d) None
651. In the DNA double helix it takes _________ for one complete turn
a) 44Ao b) 35Ao c) 34Ao d) 36Ao
41
665. Attachment of --------- on a particle / antigen can activate the phagocytic activity in fish
a) Antibody b) Adjuvant c) Complement d) Interferon
666. Substances administered along with antigens to increase the antibody production
a) Vaccines b) Adjuvants c) Trans ferrin d) Antibiotics
42
a) Artemia salina (brine shrimp) b) Daphnia
c) Spirulina d) None
692. Common carp, silver carp, grass carp are Collectively called as
a) Sanitary fish b) Larvicidal fish c) Tastiest fish d) None
694. Maximum size of cauvery carp (L) fimbriatus) fringe lipped carp
a) 1 m b) 90 cm c) 50 cm d) 2 m
699. It is a genetic process by which message from the DNA which remains in coded form is transfers to mRNA
is called
43
a) Transcription b) Translation c) a & b d) None
705. Nucleotide
a) Sugar + Phosphate b) Base + Sugar + Phosphate
c) Base + Sugar d) Base + Phosphate
706. The repeating monomers of DNA or RNA are represented by a single letters
a) A b) T c) G d) All
707. In the double Helix structure Purine & Pyrimidine pair is such that
a) Guanine pairs with cytosine b) Adenine pairs with thymine
c) a & b d) Guanine Pairs with adenine
708. The different forms of nucleic acid double helix structures are
a) A helix b) B helix c) Z helix d) All
713. SNP
a) Simple Nucleo phosphate b) Short nucleotide polymorphism
c) Single nucleotide polymorphism d) None
44
714. RFLP
a) Replication of Fragment Length Polymorphism
b) Restriction Fragment Length Polymorphism
c) Restricted Fragment line Polymorphism
d) None
716. The initiation of a DNA replication within a replican always occurs at a fixed point known as
a) Origin b) Base c) Apex d) None
726. The relationship between the sequence of bases in DNA / RNA and the sequence of amino acids in a
polypeptide chain is called a
a) Codon b) Transcription c) Genetic code d) None
45
731. Labeo calbasu is commonly known as
a) Sanitary fish b) White rohu c) Black rohu d) None
734. A platform like space between bund and watery area known as
a) Berm b) Bench line c) Dike d) & b
738. Leaves float above the surface and the roots underneath
a) Floating weeds b) Emerged weeds c) Submerged weeds d) None
741. Roots are attached to the bottom and leaves freed float on the surface
a) Floating weeds b) Emerged weeds
c) Submerged weeds d) Marginal weed
46
749. Saponin causes
a) Haemolysis of white blood corpuscles b) Haemolysis of red blood corpuscles
c) Respiratory system d) None
750. Amount cobalt chloride per kg feed may enhance the growth rate and survival (> 90%) of fish)
a) 1 mg b) 1g c) 2 mg d) 5g
752. The Brazilians were the first to use hypophysation successfully in pond fish culture as early as
a) 1936 b) 1934 c) 1942 d) 1957
753. India was the third country to apply hypophysation technique successfully in IMC and Chinese carps
during ------ and ------- respectively
a) 1942, 1957 b) 1957, 1934 c) 1957, 1962 d) None
761. Tilapia (Oreochromis mossamibicus) introduced in India from East coast of Africa is
a) 1958 b) 1952 c) 1937 d) 1942
47
a) Dip treatment in 5 ppm Kmno4 solution for 2 min
b) Chloromycetin bath for 1 hour
c) 1 min dip treatment in 50 ppm Kmno4 solution
d) All
766. The most important game and food fish transplanted in India in
a) Trout b) Mirror carp c) Tench d) All the above
768. Sequencing of triple bare in mRNA which specify amino acid is called
a) Muton b) Cistron c) Codon d) LINE
770. The effect of a single gene upon two or more characters which are not related is called
a) Mutation b) Pleiotropism c) Sex reversal d) None
771. Process of hormone injection for the induce breeding of fish is called
a) Hypophysation b) Catheterization c) Irradiation d) All
48
781. Brackish water aquaculture originated in
a) a & b b) Russia c) Indonesia d) China
783. Hormones were used in breeding of fish for the first time by
a) American b) Indian c) a & b d) Russian
797. Soil having equal proportion of sand silt and clay is called
a) Sandy soil b) Loamy soil c) clay soil d) None
49
798. The use of hormone injection (induced breeding) start first time in
a) Brazil (1932) b) Russia c) China d) Cambodia
800. Cloning vectors which are used in recombinant DNA technology are
a) Plasmids, bacteriophages b) Cosmids c) Viruses d)All
50
809. a) Chaetoceres - Nori (d)
b) Spirulina - Algae rich in vitamins (c)
c) Dunaliella - Bacillariophyta (a)
d) Porphyra - Chlorophyta (e)
e) Chlamydomonas - Algae rich in Protein (b)
51
818. a) Giant murrel - Anabas testudineus (c)
b) Milk fish - Channa marulius (a)
c) Climbing perch - Mugil cephalus (d)
d) Grey mullet - Etroplus suratensis (e)
e) Pearl spot - Chanos chanos (b)
52
b) Aflatoxin - I gM (a)
c) Furunclosis - Aspergillus (b)
d) TCBS agar - Aeromonas salmonicida (c)
e) L-15 medium - Vibrio (d)
831. a) The arm ratio for the subtelocentric chromosome -1.7- 3.0 (d)
b) The arm ratio for the telocentric chromosome -3.1 7.0 (a)
c) The arm ratio for the metacentric chromosome -7.0 & above (b)
d) The arm ratio for the submetacentric chromosome - Ozonation (e)
e) Treatment of water - 1.0-1.7 (c)
53