Fish Nutrition and Feed Technology- ICAR JRF/SRF 2024

Official solved question paper with verified bilingual step-by-step solutions and key concepts. आधिकारिक हल प्रश्न पत्र — विस्तृत द्विभाषी व्याख्या, प्रामाणिक उत्तर कुंजी एवं मुख्य अवधारणाओं सहित।

Questions in this Paper इस प्रश्न पत्र के प्रश्न

120 Questions 120 प्रश्न
1
Movement of DNA from one bacterium to another through a tubular bridge or pilus:
Crop Genetics, Plant Breeding & IPR MCQ (Single Correct) +4 / −1
2
Which of the following is responsible for eliminating toxic oxygen by-products from cells?
Cell Biology, Plant Physiology & Biochemistry MCQ (Single Correct) +4 / −1
3
form of multiple parasitism in which a parasite preferentially attacks a host that is already parasitized by another species is known as
Agricultural Entomology, Nematology & Crop Pr MCQ (Single Correct) +4 / −1
4
For mass multiplication of DD-136 nematode, the common host used is
Agricultural Entomology, Nematology & Crop Pr MCQ (Single Correct) +4 / −1
5
Chlorpyriphos methyl is effective against stored product insects except
Agricultural Entomology, Nematology & Crop Pr MCQ (Single Correct) +4 / −1
6
Which of the following insects often cause inhalational allergies in human following large emergence of adult insects
Agricultural Entomology, Nematology & Crop Pr MCQ (Single Correct) +4 / −1
7

Given below are two statements

Statement (|); Climate is a weather condition related to smaller areas at a given place and at a given time.
Statement (II) : Weather is a condition of atmosphere at a given place and at a given time

In light of the above statements, choose the most appropriate answer from the options given below.

Agricultural Meteorology & Climate Science Statement Based +4 / −1
8
The local name of cyclone in Philippines is
Agricultural Meteorology & Climate Science MCQ (Single Correct) +4 / −1
9

Which one of the following are secondary tillage implements?

(A) .Subsoiler
(B) .Cultivator
(C) .Disc harrow
(D) . Wetland plough

Choose the correct answer from the options given below:

Agronomy, Tillage & Field Crop Production MCQ (Single Correct) +4 / −1
10
is the most suitable, drought resistant and persistant grass?
Agronomy, Tillage & Field Crop Production MCQ (Single Correct) +4 / −1
11
The rainfed area in India is approximately
Agronomy, Tillage & Field Crop Production MCQ (Single Correct) +4 / −1
12
Which nutrient is often a limiting factor in agricultural production?
Soil Science, Plant Nutrition & Reclamation MCQ (Single Correct) +4 / −1
13
What is a potential disadvantage of agroforestry systems?
Agronomy, Tillage & Field Crop Production MCQ (Single Correct) +4 / −1
14
Pungency in mustard oil is due to
Cell Biology, Plant Physiology & Biochemistry MCQ (Single Correct) +4 / −1
15
Sesamum belongs to the family
Agronomy, Tillage & Field Crop Production MCQ (Single Correct) +4 / −1
16
Dark period is critical in which type of plant?
Cell Biology, Plant Physiology & Biochemistry MCQ (Single Correct) +4 / −1
17
Which of the following is NOT a significant contributor to greenhouse gas emissions from livestock farming?
Soil Science, Plant Nutrition & Reclamation MCQ (Single Correct) +4 / −1
18
Fe deficiency is mostly seen in crops growing on
Soil Science, Plant Nutrition & Reclamation MCQ (Single Correct) +4 / −1
19
EDV (Essentially Derived Varieties) are those which are derived from
Crop Genetics, Plant Breeding & IPR MCQ (Single Correct) +4 / −1
20
What is the role of "companion planting" in agriculture?
Agronomy, Tillage & Field Crop Production MCQ (Single Correct) +4 / −1
21
Channel catfish is a popular fish species for culture in the country of
Protein & Amino Acid Nutrition MCQ (Single Correct) +4 / −1
22
Human chorionic gonadotropin, used for induced breeding of fish, is a
Protein & Amino Acid Nutrition MCQ (Single Correct) +4 / −1
23
Brachionus belongs to the phylum
Natural Plankton, Live Feed Nutrition & Larva MCQ (Single Correct) +4 / −1
24
Pokkali rice can tolerate salinity up to pot
Fish Bioenergetics MCQ (Single Correct) +4 / −1
25
The controlling factor of pond productivity is
Natural Plankton, Live Feed Nutrition & Larva MCQ (Single Correct) +4 / −1
26
Which chemical is used to control obnoxious gas in culture water?
Feed Storage, Preservation, Mould Inhibitors MCQ (Single Correct) +4 / −1
27
Application of Gypsum in a pond corrects the. of pond water
Mineral Nutrition MCQ (Single Correct) +4 / −1
28
The water stability of shrimp feed should be minimum of.
Feed Additives MCQ (Single Correct) +4 / −1
29
fish are sterile
Fish Bioenergetics MCQ (Single Correct) +4 / −1
30
The number of fish seed for transportation in containers can be calculated using the following formula N =(D-2)Xv/RxH Where : Dis
Fish Bioenergetics MCQ (Single Correct) +4 / −1
31
Shrimp Broodstock Multiplication Centre (BMC) facility is for developing broodstock
Natural Plankton, Live Feed Nutrition & Larva MCQ (Single Correct) +4 / −1
32
Broodstock Multiplication Centre for shrimp shall be located in an area where:
Natural Plankton, Live Feed Nutrition & Larva MCQ (Single Correct) +4 / −1
33
One of the highly indispensable live foods used in the shrimp aquaculture industry
Natural Plankton, Live Feed Nutrition & Larva MCQ (Single Correct) +4 / −1
34
Freshly caught broodstock lobster should be given a dip treatment in to remove polychaete worms, sponges, and ciliates
Feedborne Toxins, Mycotoxins , Oxidation Prod MCQ (Single Correct) +4 / −1
35
The inconsistent survival from the later zoea to megalopa stage is the major problem in mud crab hatchery due to
Natural Plankton, Live Feed Nutrition & Larva MCQ (Single Correct) +4 / −1
36
In mud crab hatching occurs in days after spawning at temperatures of 26.5-31°C
Natural Plankton, Live Feed Nutrition & Larva MCQ (Single Correct) +4 / −1
37
Which one of the following is used to make the acidic soil suitable for carp culture?
Mineral Nutrition MCQ (Single Correct) +4 / −1
38
Which one of the following is harmful for the carp spawns?
Natural Plankton, Live Feed Nutrition & Larva MCQ (Single Correct) +4 / −1
39
Which one of the following fish culture systems produces zero waste?
Fish Bioenergetics MCQ (Single Correct) +4 / −1
40
Which one of the following is the most harmful water quality parameter for fish culture?
Protein & Amino Acid Nutrition MCQ (Single Correct) +4 / −1
41
eDNAis
Nutrigenomics, Transcriptional Regulation, SR MCQ (Single Correct) +4 / −1
42

Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).

Assertion (A) : Quarantine protocols are essential in the prevention of spread and introduction of pathogens in aquaculture systems
Reason (R) : Regular monitoring of water quality parameters is crucial for maintaining the health of cultured animals

In light of the above statements, choose the correct answer from the options given below.

Protein & Amino Acid Nutrition Assertion & Reason +4 / −1
43
Malignant tumor observed in liver tissue is called as
Feedborne Toxins, Mycotoxins , Oxidation Prod MCQ (Single Correct) +4 / −1
44
The total hardness level (CaCO3 equivalent) considered to be a dividing line between soft and hard water
Mineral Nutrition MCQ (Single Correct) +4 / −1
45
The improved variety of rohu (Jayanti rohu) is a result of
Protein & Amino Acid Nutrition MCQ (Single Correct) +4 / −1
46
The protein requirements for fish are higher by about ----------- times compared to mammal
Protein & Amino Acid Nutrition MCQ (Single Correct) +4 / −1
47
Ammonia-N is toxic to commercially cultured fish at concentrations
Protein & Amino Acid Nutrition MCQ (Single Correct) +4 / −1
48
The diagnostic technique that employs labelled nucleic acid probes for detection of target sequence on fixed tissue specimen is
Nutrigenomics, Transcriptional Regulation, SR MCQ (Single Correct) +4 / −1
49
Preliminary identification of the disease based on gross observations and circumstantial evidences is referred to as
Nutritional Deficiency Syndromes MCQ (Single Correct) +4 / −1
50
Noncytochrome oxidase - containing Gram - negative bacteria pathogenic for fish
Functional Feeds, Probiotics, Prebiotics, Syn MCQ (Single Correct) +4 / −1
51
In microbiology, liquid media is generally called as:
Functional Feeds, Probiotics, Prebiotics, Syn MCQ (Single Correct) +4 / −1
52

Which of the following act as phagocytes?

(A) . Macrophages
(B) . Dendritic cells
(C) . Neutrophils
(D) . Thrombocytes
Immunonutrition, Natural Immunostimulants, Ph MCQ (Single Correct) +4 / −1
53
Which of the following has a role in iron metabolism in fish?
Mineral Nutrition MCQ (Single Correct) +4 / −1
54
The non-viable beneficial microorganisms termed as ghost probiotics are synonymous to
Functional Feeds, Probiotics, Prebiotics, Syn MCQ (Single Correct) +4 / −1
55
Nodavac-R is a recent recombinant vaccine developed by
Immunonutrition, Natural Immunostimulants, Ph MCQ (Single Correct) +4 / −1
56
Proteins are
Protein & Amino Acid Nutrition MCQ (Single Correct) +4 / −1
57
One calorie is equivalent to
Fish Bioenergetics MCQ (Single Correct) +4 / −1
58
Synthetic form of Vitamin K is
Vitamin Nutrition MCQ (Single Correct) +4 / −1
59
sutsussesaeeeeeds Essential Amino Acid:
Protein & Amino Acid Nutrition MCQ (Single Correct) +4 / −1
60
In which of the carp culture systems fishes are cultured mostly under natural feed?
Natural Plankton, Live Feed Nutrition & Larva MCQ (Single Correct) +4 / −1
61
Which kind of fish have a high carbohydrate requirement?
Carbohydrate Metabolism, Dietary Utilization MCQ (Single Correct) +4 / −1
62
In general, fish and crustaceans are incapable of biosynthesis of which of the following vitamin?
Vitamin Nutrition MCQ (Single Correct) +4 / −1
63
The poor utilization of carbohydrates in carnivorous fishes is mainly due to which of the following reasons?
Carbohydrate Metabolism, Dietary Utilization MCQ (Single Correct) +4 / −1
64
Which is the most common type of feed fed to aquarium fish?
Aquafeed Manufacturing MCQ (Single Correct) +4 / −1
65
Gizzard is a part of
Comparative Digestive Tract Anatomy, Relative MCQ (Single Correct) +4 / −1
66
High PER in fish fed with higher carbohydrate is due to
Carbohydrate Metabolism, Dietary Utilization MCQ (Single Correct) +4 / −1
67
Reverse primer for a gene can be a part of the sequence of
Nutrigenomics, Transcriptional Regulation, SR MCQ (Single Correct) +4 / −1
68
Most of the fishes are unable to synthesize polyunsaturated fatty acids of n-3 and n-6 series. Which one of the following fish has the capacity to convert alpha-linolenic acid to docosahexaenoic acid?
Lipid & Fatty Acid Nutrition MCQ (Single Correct) +4 / −1
69
Which one of the following vitamins serves as a hydrogen donor in many hydroxylation reaction
Vitamin Nutrition MCQ (Single Correct) +4 / −1
70
The essential amino acid tryptophan deficiency leads to
Nutritional Deficiency Syndromes MCQ (Single Correct) +4 / −1
71
Carbohydrates are well known
Carbohydrate Metabolism, Dietary Utilization MCQ (Single Correct) +4 / −1
72
Structures of proteins are complex, having many amino acids linked together through
Protein & Amino Acid Nutrition MCQ (Single Correct) +4 / −1
73
-3 is an important
Lipid & Fatty Acid Nutrition MCQ (Single Correct) +4 / −1
74
is an Essential Amino Acid
Protein & Amino Acid Nutrition MCQ (Single Correct) +4 / −1
75
Lipids having metabolic energy (ATP) and the energy value of lipid is
Lipid & Fatty Acid Nutrition MCQ (Single Correct) +4 / −1
76
One calorie is equivalent to
Fish Bioenergetics MCQ (Single Correct) +4 / −1
77
Sparing effect of methionine is with
Protein & Amino Acid Nutrition MCQ (Single Correct) +4 / −1
78
By studying feeding habit is a surface feeder fish
Feeding Habits, Feeding Practices, Daily Rati MCQ (Single Correct) +4 / −1
79
Fish do have a low energy requirement because
Fish Bioenergetics MCQ (Single Correct) +4 / −1
80
commonly called wheel animalcules
Natural Plankton, Live Feed Nutrition & Larva MCQ (Single Correct) +4 / −1
81
Nutritional requirement of shellfish is effected by
Lipid & Fatty Acid Nutrition MCQ (Single Correct) +4 / −1
82
Reproductive health of a fish depends on fish feed having
Lipid & Fatty Acid Nutrition MCQ (Single Correct) +4 / −1
83
Study of fish nutrition and energy shows that a fish get energy from
Fish Bioenergetics MCQ (Single Correct) +4 / −1
84
The term vitamin is coined by
Vitamin Nutrition MCQ (Single Correct) +4 / −1
85
Due to deficiency of Essential Amino Acid- Tryptophan, the symptoms ina fish may be
Nutritional Deficiency Syndromes MCQ (Single Correct) +4 / −1
86
What is the major role of calcium and phosphorus in fish feed?
Mineral Nutrition MCQ (Single Correct) +4 / −1
87
In bony fishes, catabolism of protein leads to the release of which of the following?
Protein & Amino Acid Nutrition MCQ (Single Correct) +4 / −1
88
Cobalt is a constituent of which vitamin?
Mineral Nutrition MCQ (Single Correct) +4 / −1
89
Which of the following content is inversely proportional to the fat content of fish muscle?
Feed Ingredients, Proximate Composition, Alte MCQ (Single Correct) +4 / −1
90
Fatty acids are represented by the formula R-COOH where R stands for which of the following?
Lipid & Fatty Acid Nutrition MCQ (Single Correct) +4 / −1
91
Feed intake can be increased by the addition of which of the following?
Feed Additives MCQ (Single Correct) +4 / −1
92
Herbs are incorporated in the fish diet to enhance which of the following?
Immunonutrition, Natural Immunostimulants, Ph MCQ (Single Correct) +4 / −1
93
Which of the following is an example of monounsaturated faty acids?
Lipid & Fatty Acid Nutrition MCQ (Single Correct) +4 / −1
94
In most fishes, gastric digestion requires how much pH?
Digestive Enzymes, Secretion Kinetics, Pepsin MCQ (Single Correct) +4 / −1
95
To minimize the risk due to oxidative damage, which of the following is added to delay the collapse caused by lipid oxidation?
Feed Storage, Preservation, Mould Inhibitors MCQ (Single Correct) +4 / −1
96
Which of the following are the most limiting amino acids?
Protein & Amino Acid Nutrition MCQ (Single Correct) +4 / −1
97
Name the mould inhibitor which is commonly used in aqua feed?
Feed Storage, Preservation, Mould Inhibitors MCQ (Single Correct) +4 / −1
98
Pepsinogen is secreted by which of the organ?
Digestive Enzymes, Secretion Kinetics, Pepsin MCQ (Single Correct) +4 / −1
99
Most probiotics proposed as biological control agents in aquaculture belong to which of the following group?
Functional Feeds, Probiotics, Prebiotics, Syn MCQ (Single Correct) +4 / −1
100
Primary structure of proteins is due to the presence of
Protein & Amino Acid Nutrition MCQ (Single Correct) +4 / −1
101
Stomach is thick and sac-like in which of the following fishes?
Comparative Digestive Tract Anatomy, Relative MCQ (Single Correct) +4 / −1
102
The sum total of all the chemical reactions occurring in fish body is called
Fish Bioenergetics MCQ (Single Correct) +4 / −1
103
Which of the following is the cheapest source of energy ?
Carbohydrate Metabolism, Dietary Utilization MCQ (Single Correct) +4 / −1
104
Which is the major pigment present in the shrimp?
Feed Additives MCQ (Single Correct) +4 / −1
105
Which is the mathematical technique for selecting the best combination of feed ingredients to make a diet?
Feed Formulation Techniques, Linear Programmi MCQ (Single Correct) +4 / −1
106
Which of the following epigenetic interactions take place both with DNA and histones?
Nutrigenomics, Transcriptional Regulation, SR MCQ (Single Correct) +4 / −1
107
Which of the following is not a method of DNA sequencing?
Nutrigenomics, Transcriptional Regulation, SR MCQ (Single Correct) +4 / −1
108
Acetyl CoA oxidase is an enzyme present in
Lipid & Fatty Acid Transport MCQ (Single Correct) +4 / −1
109
The science of analysing biological data with the help of computational sciences is known as
Nutrigenomics, Transcriptional Regulation, SR MCQ (Single Correct) +4 / −1
110
Which of the following transcription factor is induced by reduced cholesterol levels?
Nutrigenomics, Transcriptional Regulation, SR MCQ (Single Correct) +4 / −1
111
Pinocytosis occurs in which part of the intestine?
Digestive Enzymes, Secretion Kinetics, Pepsin MCQ (Single Correct) +4 / −1
112
The reason for transporting short-chain fatty acids to tissues surpassing hepatic portal circulation
Lipid & Fatty Acid Transport MCQ (Single Correct) +4 / −1
113
Which is not true about RGL (Relative Gut Length)?
Comparative Digestive Tract Anatomy, Relative MCQ (Single Correct) +4 / −1
114
Apparent digestibility coefficient
Nutrient Digestibility MCQ (Single Correct) +4 / −1
115
Which of the following is an RGL (Relative Gut Length) of carnivore?
Comparative Digestive Tract Anatomy, Relative MCQ (Single Correct) +4 / −1
116
Vitamins are usually very fragile in nature. Which one of the following vitamins is more sensitive to heat treatment?
Vitamin Nutrition MCQ (Single Correct) +4 / −1
117
Which one of the following statements related to essential fatty acids (EFA) requirement of fish is true?
Lipid & Fatty Acid Nutrition MCQ (Single Correct) +4 / −1
118
Which one of the following is true for aromatic amino acid tyrosine?
Protein & Amino Acid Nutrition MCQ (Single Correct) +4 / −1
119
Which one of the combination of diet is most useful for fish?
Feed Formulation Techniques, Linear Programmi MCQ (Single Correct) +4 / −1
120
Which one of the following statements is true for natural immunostmulants?
Immunonutrition, Natural Immunostimulants, Ph MCQ (Single Correct) +4 / −1

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