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Kerala PSC Agricultural Officer (NCA-ST) Previous Question Paper – 060/2024/OL

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Post NameAgricultural Officer (NCA-ST)
Question Paper Code060/2024/OL
Category Code546/2023
Date of Test12 June 2024
Exam TypeOnline Examination
Total Questions100
1
An example of fortified fertilizer
Answer
B. Boronated SSP
2
Anti nutritional factor in hybrid napier
Answer
A. Oxalate
3
Kuttadan system of rice cultivation is practiced in pockets of ___________
Answer
B. Thrissur
4
Hydrated lime is also known as __________
Answer
C. Slaked lime
5
Leptochloa chinensis is tolarent to which of the following herbicide?
Answer
C. Bispyribacsodium
6
Salt tolerant rice variety for Oorumundakan lands
Answer
D. both (1) and (3)
7
Preemergent herbicide used in rice cultivation
Answer
C. Pyrazosulfuron ethyl
8
As per the soil moisture extraction pattern of plants with tap root system, plants absorb _________ per cent of moisture from the upper half of the root zone under optimum conditions.
Answer
D. 70
9
Method of surface irrigation suited for large mechanized farms with almost flat topography for closely growing crops
Answer
A. Border irrigation
10
Semi tolerant crops can tolerate salinity of irrigation water in a range of _________ dS/m.
Answer
A. 3-5
11
Soils of semi-arid and arid regions are
Answer
C. Desert soils
12
Black soils of India are locally called as
Answer
A. Regurs
13
Secondary clay mineral that has high specific surface area is
Answer
D. Montmorillionite
14
Presence of in soils
Answer
B. Decreases the dispersion
15
NAVIC full form is
Answer
B. Navigation with Indian constellation
16
Micro channel erosion is
Answer
C. Rill erosion
17
Which of these is not true about Nanopesticide formulation?
Answer
C. Fast release of active ingredient
18
Slushy soils found in lowlands of Chittoor taluk is known as
Answer
D. Poonthalpadams
19
Cat clay is a characteristic feature in
Answer
D. Acid sulphate soil
20
National Centre for Organic and Natural Farming is located at
Answer
B. Ghaziabad
21
Which of the following statement is TRUE about mouth parts of insect? (i) In hemiptera, mandibles, maxillae and labium are elongate structures and are fluid feeders (ii) Thysanoptera are solid feeders (iii) Locusts and caterpillars having biting and chewing type of mouthpart
Answer
A. (i) and (iii)
22
The most important excretory organ in insects
Answer
B. Malpighian tubules
23
Major pest of brinjal affects both vegetative and reproductive parts
Answer
D. Leucinodes orbonalis
24
Which of the following statement is TRUE about economic damage by insect? (i) The lowest level of injury where damage can be measured is called Economic Threshold Level (ETL) (ii) Gain Threshold has been used to express the beginning point of economic damage (iii) Economic Injury Level (EIL) is the minimum number of insects that would reduce yield equal to the gain threshold
Answer
B. (ii) and (iii)
25
An Act to regulate the import, manufacture, sale, transport, distribution and use of insecticides in India
Answer
C. Insecticide Act, 1968
26
Which of the following statement is FALSE about pests of rice?
Answer
B. Cyrtorhinus lividipennis is a predator of Rice bug
27
Insecticide not included under Neonicotinoid group
Answer
D. Acephate
28
Which of the following statement is TRUE about Insect Growth Regulators (IGR)?
Answer
A. IGR which disrupt metamorphosis are called juvenile hormone
29
Anticoagulant rodenticide
Answer
C. Both (1) and (2)
30
Select correct statement in connection with honey bees: (i) The mouth parts are piercing and sucking type (ii) The drones being females lack a sting (iii) Fore leg is antenna cleaner
Answer
C. Only (iii)
31
The gene which controls victorin production in fungus Cochliobous victoriae (i) Tox3 (ii) Tox2 (iii) Hct3 (iv) Hct2
Answer
C. (i) only
32
Which of the following statements are true? (i) Ediphenphos inhibit chitin synthesis (ii) Strobilurins inhibit mitochondrial respiration (iii) Triazoles inhibit sterol biosynthesis (iv) Metalaxyl inhibit mitosis
Answer
A. (i), (ii) and (iii)
33
Which of the following fungicides have colour code of green representing toxicity level? (i) Fosetyl-Al (ii) Strobilurin (iii) Metalaxyl (iv) Potassium phosphonate
Answer
D. (i), (ii) and (iv)
34
Genes in rice offering resistant to Magnaporthe oryzae (i) Pi44 (ii) Pi54 (iii) Pi64 (iv) Pi74
Answer
B. (i), (ii) and (iii)
35
Secretion system in Agrobacterium tumefaciens involved in the delivery of (T) DNA from bacterial system into host plant cell
Answer
A. T4SS
36
Head Quarters of DPPQS is at ___________
Answer
C. Faridabad
37
PR-protein which do not have their properties and functions related to chitinase
Answer
C. PR 5
38
Genetic material in MS2 bacteriophage
Answer
A. ssRNA
39
Hyperparasite of rust fungi
Answer
D. Darluca filum
40
Match the following: (i) Common bunt (a) Neovossia indica (ii) Dwarf bunt (b) Tilletia caries (iii) Partial bunt (c) Urocystis tritici (iv) Flag smut (d) Tilletia contraversa
Answer
B. (i)-(b), (ii)-(d), (iii)-(a), (iv)-(c)
41
Texas cytoplasm of male sterility is utilized in
Answer
B. Maize
42
Who is the father of Green Revolution?
Answer
B. Norman Borloug
43
Cultivated wheat Triticum aestivum is
Answer
C. Hexaploid
44
Father of hybrid rice is
Answer
B. Norman Borloug
45
The superiority of F1 Hybrid over both parents is termed as
Answer
A. Heterosis
46
Most expensive Spice in the world is
Answer
D. Saffron
47
Natural hybrid between Forastero and Criollo Cocoa is
Answer
B. Trinitario
48
Scientific name of Ground nut is ___________
Answer
B. Arachis hypogaea
49
ICRISAT is located at
Answer
C. Patencheru
50
Worlds First Coconut breeding station at ____________ in 1916.
Answer
B. Neeleswaram
51
A farmer is producing the foundation seed of rice variety ADT 43. During verification of the source of seed the colour of the tag should be
Answer
A. Golden Yellow
52
Labelling of seed packages under The Seeds Act, 1966 is
Answer
C. Compulsory
53
Heterostyle nature of flower is formed in
Answer
D. Brinjal
54
Seeds, which are neither hard nor germinated but remain clean, firm and apparently viable at the end of the test period of germination are known as
Answer
C. Fresh Ungerminated seed
55
Validity period for seed lot of vegetable crops is
Answer
B. 9 months
56
The legal rights given to the inventor or creator to protect his invention or creation for a certain period of item is known as
Answer
D. Intellectual property Rights
57
Objectionable weed in Lucerne seed production field is
Answer
C. Cuscuta campestris
58
Formation of Dunken layer is the physiological maturity symptom to harvest the seed crop is noticed in
Answer
B. Maize
59
Presence of female parent in male parent during hybrid seed production of rice is
Answer
D. Pollen shedder
60
The method used to test the genetic purity of seed sample is
Answer
A. Grow Out Test
61
Which of the following statements about the development of economic part in vegetables is incorrect? (i) Potatao - 10 to 14°C (ii) Cabbage - 15 to 18ºC (iii) Carrot - 16 to 21ºC (iv) Garlic - 10 to 15ºC
Answer
A. (i) only
62
In which of the following medicinal plants, officinal part used is flower? (i) Ixora (ii) Hibiscus (iii) Glory lilly (iv) Thippali
Answer
C. (i), (ii) and (iv) only
63
Which of the following is a natural auxin? (i) IAA (ii) IBA (iii) NAA (iv) 2, 4-D
Answer
C. (i) and (ii) only
64
Pick the odd man out:
Answer
A. Rhubarb
65
Which of the following disorders will occur in cauliflower when it is exposed to high temperature during curd development? (i) Riceyness (ii) Fuzziness (iii) Leafyness (iv) Buttoning
Answer
C. (i) and (iii) only
66
Which of the following crops and their minimum isolation distance for production of certified vegetable seeds is wrongly matched? (i) Chilli - 200m (ii) Cauliflower - 1000m (iii) Tomato - 25m (iv( Cucurbits - 500 m
Answer
D. None of these
67
Minimum germination percentage recommended as standard for okra seed production
Answer
B. 65
68
Which of the following is not correct regarding seed production in onion? (i) It is a biennial crop (ii) It is a long day plant (iii) It is largely a cross pollinated crop (iv) Mostly bulb to seed method is used (v) Isolation distance for foundation seeds is 1000m
Answer
A. (ii) only
69
Application of which of the following increases the number of female flowers and fruit set in cucumber?
Answer
C. Ethrel (150-200ppm)
70
KAU Vishal is a variety of
Answer
B. Cucumis melo var. acidulous
71
The primary objective of green house cultivation of vegetables is
Answer
D. To get off season yield
72
Which of the following is a teinturier grapes variety?
Answer
B. Pusa Navrang
73
Which of the following plants are propagated by leaf bud cutting?
Answer
D. All of these
74
What is the selection index of an arecanut seedling having 5 leaves and 30 cm height?
Answer
D. 170
75
Which of the following statements about coconut palms is not true?
Answer
C. Dwarf palms are allogamous while tall palms are autogamous
76
Radiation dose for sprout inhibition in bulbs and tubers is
Answer
A. 0.03-0.15 K Gy
77
Adam's Apple is used as a rootstock for the propagation of
Answer
D. Sapota
78
Roots of which of the following medicinal plants contain reserpine? (i) Rauvolfia (ii) Periwinkle (iii) Opium poppy (iv) Costus
Answer
C. (i) and (ii) only
79
A DƗT hybrid coconut recommended for root wilt affected areas
Answer
D. Chandrasankara
80
Which grass is used to prepare fine textured lawn?
Answer
D. Kentucky Blue grass
81
Who proposed scarcity definition?
Answer
C. Robbins
82
Which law is also known as Law of Substitution?
Answer
C. Law of diminishing marginal utility
83
Type of markets located in big Cities/Seaports/State capitals
Answer
B. Terminal markets
84
Which of the following statement is/are correct about indifference curves? (a) Indifference curve slopes downward to right (b) Indifference curve intersect each other (c) Indifference curves are not convex to the origin (d) Higher indifference represents a higher level of satisfaction than a lower indifference curve
Answer
D. Only (a) and (d)
85
The reason for decline in marginal rate of substitution is that the goods are __________ of each other.
Answer
A. Perfect substitutes
86
Those goods in which income effect is negative, strong as well as outweigh the substitution effect so that with the fall in price the consumer will buy less of the good are called _________
Answer
B. Giffen goods
87
Dividing the market into groups based on variables such as income, occupation, education etc. is known as __________ segmentation.
Answer
A. demographic segmentation
88
Which of the following is/are true regarding growth stage of product lifecycle? (i) The increase in competitors leads to an in the number of distribution outlets (ii) Firm uses several strategies to sustain rapid market growth as long as possible (iii) The industry contains only well established competitors (iv) Competitors increase their R & D budgets to find better versions of the product leading to a decrease in profit
Answer
C. Only (i) and (ii)
89
Marketable surplus is influenced by the following : (a) price of products (b) level of production (c) family consumption requirements (d) size of holding
Answer
C. all the above
90
In ____________ supply response model, the desired area to be allocated to a crop in a particular time period t is a function of expected price, last years price and a number of shifters like private and public fixed factors.
Answer
D. Nerlovian
91
Programme planning is defined as
Answer
B. A decision making process involving critical analysis of the existing situation and problems, evaluation of various alternatives to solve these problems and selection of relevant ones for individual and community development
92
Choose the correct statement about 'extension education':
Answer
C. Education starts with practical situation of the learners in which they live and work and develops into theoretical or basic understanding of them
93
The programme/project aimed at disseminating the proven technology in a discipline/area among farmers on a watershed basis, covering the whole village and concurrently studying the constraints as barriers to the rapid spread of technical know - how?
Answer
D. Operational Research Project
94
Choose the wrong statement about the provisions of "Seventy-Third Amendment Act 1992 of The Constitution".
Answer
C. All the blocks should have Agriculture Technology Management Agency to co-ordinate agriculture and allied activities
95
Intensive Agricultural Area Programme has the objectives
Answer
A. To extend the benefits of improved technology in larger areas at less cost with reduced staff strength to promote intensive agriculture
96
Which is not the characteristic of a successful entrepreneur?
Answer
C. Willingness to work under a manager so that risks involved in the success of enterprise is not affected
97
Fabian entrepreneur is
Answer
D. Characterized by very great caution and skepticism in experimenting any change in their enterprise, they imitate only when it becomes perfect
98
The salient feature of 'Systems approach' in Transfer of Technology
Answer
B. It is an extension/communication system to evolve technology, transfer technology from research station to farmer's fields, adopts technology and takes benefits from it
99
A scientific method for identification of leaders which is concerned with obtaining choices on interpersonal relations such as with whom one would like to work, play etc. or to whom one would go for advice or for dealing other problems
Answer
A. Socio-metric method
100
An extension teaching method which is coming under group contact method and is used to show the technique of doing things to impart skill or carrying out new practices
Answer
D. Method demonstration

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