ICAR-Fisheries Objectives Questions or MCQ with Answers for Competitive Examinations

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

ICAR Fisheries Objectives Questions or MCQ with Answers

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(d)

Chlamydomonas