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Saturday, 7 May 2022

Fisheries Objectives or MCQ with Answers for Competitive Examinations.

 Fisheries  Objectives or  MCQ with Answers for Competitive Examinations. 


Multiple choice Questions for Fisheries Science with answers.  Answers are underlined and in Bold Format  




 Fisheries  Objectives or  MCQ with Answers for Competitive Examinations.


Credit: Team Fisheriesindia.com wants to pay special thanks to ‪Dr. Ishfaq Nazir Mir, Assistant Professor, TNJFU, Tamil Nadu, India for giving these questions. Thank you once again.



1.

The Kyoto Protocol came into action in

(a)

1992

(b)

1997

(c)

2005

(d)

2006

2.

Soil suitable for fish pond.

(a)

Clayey

(b)

Loamy

(c)

Clayey loam

(d)

Sandy

3.

Premating embracement of mud crab lasts for.

(a)

6-8 days

(b)

10-12 days

(c)

12-14 days

(d)

15-20 days

4.

Which of the essential fatty acid is important for the gonadal development and embryogenesis of fish:

(a)

Linoleic acid                                                    

(b)

Linolenic acid

(c)

Eicosapentaenoic acid                                    

(d)

Docosahexaenoic acid

5.

The following succession are visible on sea-coasts

(a)

Bog succession

(b)

Succession in Oceans

(c)

Sand dune succession

(d)

All of the above

6.

Itai-Itai disease is due to consumption of fish contaminated with

(a)

Zinc

(b)

Lead   

(c)

Cadmium

(d)

Mercury

7.

Toxic forms of mercury is

(a)

Mercuric chloride

(b)

Mercuric oxide

(c)

Methyl mercury

(d)

Mercuric dioxide

8.

Maximum fertilization of trout eggs is by the method of stripping

(a)

Wet method

(b)

Dry method

(c)

Using saline H2O

(d)

None of the above

9.

The sparing effect is found between

(a)

Phenyalanine-Tyrosine                           

(b)

Methionine-Cysteine

(c)

Both a&b                                                

(d)

None of the above

10.

Chronic soft shell syndrome is due to.

 

 

(a)

Rancid and low quality feed

(b)

Imbalance of Ca & P

 

(c)

Pesticide  pollution

(d)

All of the above

11.

To maintain variation in a population, the mating method is followed is

 

 

(a)

Non-random  mating

(b)

Random mating

 

(c)

Inbreeding

(d)

Line breeding

12.

Salmonella causes

 

 

(a)

Typhoid

(b)

Cholera

 

(c)

Vibriosis

(d)

None of the above

13.

Area wise the biggest reservoir is

 

 

(a)

Hirakud

(b)

Govindsagar

 

(c)

Indrani sagar

(d)

Ukai

14.

Ideal slope of aquaculture pond dyke.

 

 

(a)

3:1

(b)

2:1

 

(c)

1:1

(d)

4:1

15.

Current (2019-20) production of fish in India is

 

 

(a)

11.2 MMT

(b)

12.3 MMT

 

(c)

13.7 MMT

(d)

15.2 MMT

16.

Dorsal fin erosion occurs due to the deficiency of

 

 

(a)

Lysine

(b)

Methionine

 

(c)

Tyrosine

(d)

Taurine

17.

Maturation age of M.rosenbergii larvae.

 

 

(a)

2-3 months

(b)

10-12 months

 

(c)

5-6 months

(d)

1-2 years

18.

Oil emulsion used in nursery ponds during.

 

 

(a)

Light drizzle

(b)

In calm atmosphere

 

(c)

Hot wind

(d)

Mild breeze

19.

Successful breeding of seabass was done in.

 

 

(a)

ICAR-CIFA

(b)

ICAR-CIBA

 

(c)

ICAR-CMFRI

(d)

ICAR-CIFE

20.

Selenium deficiency results in:

 

 

(a)

White muscle disease                              

(b)

Exudative diathesis

 

(c)

Both a&b                                                    

(d)

None of the above

21.

Fast growing male morphotype of M.rosenbergii

 

 

(a)

Blue claw (BC)

(b)

Orange claw (OC)

 

(c)

Short Male

(d)

None of the above

22.

Starter feed for carp spawn.

 

 

(a)

Moina

(b)

Infusoria

 

(c)

Rotifer

(d)

Cyclops

23.

Headquarters of NACA is located at

 

 

(a)

Thailand

(b)

India

 

(c)

China

(d)

USA

24.

Which one of the following has accessory respiratory organ

 

 

(a)

Anabus

(b)

M. seenghala

 

(c)

Grass carp

(d)

Silver carp

25.

Incubation period of IMC is

 

 

(a)

6-8 hrs

(b)

12-18 hrs

 

(c)

21-31 hrs

(d)

61-80 hrs

26.

Nitrogen fixation in fish pond is due to

 

 

(a)

Red algae

(b)

Red algae

 

(c)

Blue-green algae

(d)

None of the above

27.

Which of the following is in the Indus system

 

 

(a)

Satlej

(b)

Bharathapuzha

 

(c)

Ganga

(d)

Mahandi

28.

Which of the nutrient is least utilized by fish

 

 

(a)

Protein

(b)

Lipid

 

(c)

Carbohydrate

(d)

vitamin

29.

Which of  the following is the most common crustacean parasite of fish

 

 

(a)

Stylonchia

(b)

Argulus

 

(c)

Gyrodactylus

(d)

Leishmania

30.

Heteropneustis is differentiated from clarias is by

 

 

(a)

Small dorsal fin

(b)

Long dorsal fin

 

(c)

Long anal fin

(d)

Small anal fin

31.

Protein upon oxidation releases gross energy of

       

 

(a)

4.1 Kcal/g

(a)

5.6 Kcal/g

 

(c)

8.5 Kcal/g                                           

(c)

9.5 Kcal/g                                          

32.

Lateral line scutes are present in.

 

 

(a)

Carangidae

(b)

Thunnidae

 

(c)

Cyprinidae

(d)

Salmonidae

33.

Beach-de-mer is a product obtained from

 

 

(a)

Fish

(b)

Crustacean

 

(c)

Holothorians

(d)

Seaweeds

34.

Which of the following fish is viviparous

 

 

(a)

Notopterus chitala

(b)

Labeo rohita

 

(c)

Poecilia reticulata

(d)

Carasius auratus

35.

The left side of a fishing vessel is called

 

 

(a)

Star board

(b)

Quarter

 

(c)

Port

(d)

Bow

36.

Double drum drier is used for the production of

 

 

(a)

Pellet feed

(b)

Flake feed

 

(c)

Cake feed

(d)

Powered feed

37.

Ox-bow lakes are formed due to

 

 

(a)

Volcanic activity

(b)

Glacial activity

 

(c)

River activity

(d)

Tectonic activity

38.

C-14 is used to estimate

 

 

(a)

Primary productivity

(b)

Secondary productivity

 

(c)

Zooplankton availability

(d)

Water depth

39.

Most widely cultured murrel is

 

 

(a)

Channa marulius

(b)

Channa gachua

 

(c)

Channa striatus

(d)

Channa punctatus

40.

% contribution of Indian ocean to world oceans

 

 

(a)

20

(b)

30

 

(c)

40

(d)

50

41.

Depth were photosynthesis balances respiration

 

 

(a)

Recovery depth

(b)

Euphotic depth

 

(c)

Compensation depth

(d)

Destructive depth

42.

Major markets of India for shrimps

 

 

(a)

Myanmar & England

(b)

USA & Japan

 

(c)

Singapore & Malaysia

(d)

Indonesia & Philipines

43.

Agastric fishes among the following are

 

 

(a)

Carps

(b)

Clupeids

 

(c)

Cat fishes

(d)

Sharks

44.

Fin rot and tail rot in fish caused by

 

 

(a)

Haemophilus

(b)

Salmonella

 

(c)

Pseudomonas

(d)

Protozoa

45.

The conditions for proper feed storage should be:

             

 

(a)

22-24 oC

(b)

<70% relative humidity

 

(c)

Both a&b

(d)

None of the above

46.

Popular method of tuna fishery in Lakshadweep is

 

 

(a)

Trawl net

(b)

Gill net

 

(c)

Pole and Line

(d)

Purse seine

47.

Eggs of Indian Major Carps are

 

 

(a)

Demersal

(b)

Adhesive

 

(c)

Semi-pelagic

(d)

None of the above

48.

Commonly used fibre in the fabrication of fishing nets

 

 

(a)

Cotton

(b)

Nylon

 

(c)

Hemp

(d)

Coir

49.

Commercial landings of oil sardine belongs to the year class

 

 

(a)

One

(b)

Two

 

(c)

Three

(d)

Four

50.

Which of the following is perennial spawner

 

 

(a)

Tilapia

(b)

Milkfish

 

(c)

Common carp

(d)

Asian catfish

51.

Which among the following has small, stout and fewer gill rakers

 

 

(a)

Common carp

(b)

Silver carp

 

(c)

Rainbow trout

(d)

Grass carp

52.

Tautomerisation is actually the

 

 

(a)

Shift of hydrogen

(b)

Shift of carbon

 

(c)

Both a&b

(d)

None of the above

53.

Cori’s cycle transfers

 

 

(a)

Glucose from muscles to liver

(b)

Lactate from muscles to liver

 

(c)

Lactate from liver to muscles

(d)

Pyruvate from liver to muscles

54.

Gelatinization improves the

 

 

(a)

Carbohydrate utilization                  

(b)

Water stability of feed

 

(c)

Both a&b

(d)

None of the above

55.

Permanent hardness of the water is due to

 

 

(a)

Calcium Sulphate

(b)

Calcium bicarbonate

 

(c)

Both a&b

(d)

None of the above

56.

The international year of coral is

 

 

(a)

1996

(b)

1997

 

(c)

1998

(d)

1999

57.

Which of the following is submerged weed

 

 

(a)

Vallisnaria

(b)

Typha

 

(c)

Lemna

(d)

Eichhornia

58.

First FFDA of India was established in which city

 

 

(a)

Chennai

(b)

Mumbai

 

(c)

Mysore

(d)

Patna

59.

Which of the following is(are) non-demand feeders

 

 

(a)

Drop feeder                                                 

(b)

Auger feeder

 

(c)

Pneumatic feeder

(d)

All of the above

60.

Composite fish culture originated from

 

 

(a)

Japan

(b)

China

 

(c)

India

(d)

Taiwan

61.

The food which enters in gut of a fish by chance is

 

 

(a)

Basic food                                           

(b)

Secondary food

 

(c)

Incidental food                                    

(d)

Emergency food

62.

The choice food for Silver carp is

 

 

(a)

Phytoplankton

(b)

Zooplankton

 

(c)

Neuston

(d)

Nekton

63.

Suctorial mouth is present in

 

 

(a)

Petromyzon

(b)

Remora

 

(c)

Both a&b

(d)

None of the above

64.

The length of the intestine is shorter in

 

 

(a)

Herbivores

(b)

Carnivores

 

(c)

Omnivores

(d)

None of the above

65.

Growth of the fish is continuous

 

 

(a)

True

(b)

Partially true

 

(c)

False

(d)

None of the above

66.

Rotifers are dioecious and reproduce sexually or parthenogenetically

 

 

(a)

True

(b)

Partially true

 

(c)

False

(d)

None of the above

67.

In mature tubifex reproductive organs are situated in which side of the body

 

 

(a)

Dorsal

(b)

Ventral

 

(c)

Both a&b

(d)

None of the above

68.

From 1g artemia cysts how many nauplii will be formed

 

 

(a)

0.5-1 lakh

(b)

1-2 lakh

 

(c)

2-3 lakh

(d)

3-5 lakh

69.

The epimer of glucose is

 

 

(a)

Fructose

(b)

Galactose

 

(c)

Ribose

(d)

Deoxyribose

70.

Honey contains the hydrolytic product of

 

 

(a)

Lactose

(b)

Maltose

 

(c)

Inulin

(d)

Starch

71.

At saturation oxygen content of sea water is

 

 

(a)

5 ppm

(b)

6 ppm

 

(c)

7 ppm

(d)

8 ppm

72.

Flat topped sea mounts are called

 

 

(a)

Guyots

(b)

Plateau

 

(c)

Grimes

(d)

None of the above

73.

At equator coriolis deflection is

 

 

(a)

Zero

(b)

One

 

(c)

Infinity

(d)

None of the above

74.

Which of the following is called as snapping shrimp

 

 

(a)

Squilla

 

Astacus

 

(c)

Alpheus

 

Euphaisa

75.

Rana Pratap Sagar reservoir is located in

 

 

(a)

Punjab

(b)

Haryana

 

(c)

Gujrat

(d)

Rajasthan

76.

‘The wealth of Nation’ book was published by

 

 

(a)

Alfred marshall

(b)

Adam smith

 

(c)

Sismondi

(d)

Aristotle

77.

The word economics was derived from

 

 

(a)

Greek

(b)

Latin

 

(c)

French

(d)

None of the above

78.

Which is not having U shaped curve

 

 

(a)

Marginal cost

(b)

Fixed cost

 

(c)

Average cost

(d)

Average fixed cost

79.

Law of diminishing marginal utility is given by

 

 

(a)

Sismondi

(b)

Paul samverson

 

(c)

Wilson MC

(d)

Alfred Marshall

80.

Anything of value owned by an individual or a firm

 

 

(a)

Assets

(b)

Debit

 

(c)

Liquidity

(d)

None of the above

81.

Which of the following otolith is mostly used for age determination

 

 

(a)

Sagitta

(b)

Lapillus

 

(c)

Asteriscus

(d)

None of the above                                               

82.

Elongated beak like mouth is present in

 

 

(a)

Silver carp                                          

(b)

Petromyzon

 

(c)

Pipe fish                                              

(d)

All of the above                                               

83.

Gill rakers are numerous in which type of fishes

 

 

(a)

Predatory

(b)

Planktivorous

 

(c)

Suckers

(d)

None of the above

84.

Which of the following is opportunistic predator

 

 

(a)

Silver carp                                        

(b)

Asian Seabass

 

(c)

Singhi  

(d)

Grass carp

85.

Stomach in which gut contents are full is also known as

 

 

(a)

Gorged

(b)

Regurgitated

 

(c)

Both a&b

(d)

None of the above

86.

Fixative used for the fecundity estimation is/are

 

 

(a)

Formalin

(b)

Modified Gilsons fluid                                              

 

(c)

Both a&b

(d)

None of the above

87.

Duration of Nauplius II of shrimp is around

 

 

(a)

1-2h                                          

(b)

2-3h                                           

 

(c)

3-4h                                          

(d)

4-6h                                          

88.

Moulting phenomenon is important for the growth of

 

 

(a)

Carp

(b)

Shrimp

 

(c)

Salmon

(d)

None of the above

89.

In internal marking technique the inserted material can be identified by

 

 

(a)

X-ray method

(b)

Radioactive method

 

(c)

Magnetic principle

(d)

All of the above

90.

Which of the fish is parasitic in nature

 

 

(a)

Hag fish

(b)

Catla

 

(c)

Tilapia

(d)

None of the above

91.

How many pairs of appendages are present in nauplius I

 

 

(a)

1

(b)

3

 

(c)

5

(d)

7

92.

Carlin disc is used for

 

 

(a)

Tagging

(b)

Induced maturation

 

(c)

Gonadal Inhibition 

(d)

All of the above

93.

Isochrysis belong to which family of microalgae

 

 

(a)

Bacillariophyceae

(b)

Chrysophycea

 

(c)

Haptophyceae

(d)

Chlorophyceae

94.

Artemia nauplii is fish food organism that comes in the size range of

 

 

(a)

2 to 20 μm

(b)

5 to 200 μm

 

(c)

400 to 800 μm

(d)

None of the above

95.

Harvesting of microalagae is usually done at

 

 

(a)

Lag phase

(b)

Log phase

 

(c)

Stationary phase

(d)

Declining phase

96.

Rotifers have mostly a fixed number of cells which is almost

 

 

(a)

100

(b)

500

 

(c)

1000

(d)

10000

97.

Artemia is also known as

 

 

(a)

Sea lice

(b)

Sea monkey

 

(c)

Sea horse

(d)

Sea cucumber

98.

Thorax of cladocerans bears 5-6 pairs of appendages which are served for

 

 

(a)

Locomotion

(b)

Suspension feeding

 

(c)

Both a&b

(d)

None of the above

99.

First antenna is about as long as body in which order of copepods

 

 

(a)

Calanoida

(b)

Cyclopoida

 

(c)

Harpacticoida

(d)

All of the above

100.

Zarrouk’s medium is mostly used for the culture of

 

 

(a)

Chlorella

(b)

Spirulina

 


      

c)

Azolla

(d)

Chlamydomonas









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