EASY PSC | Kerala PSC 104/2022 - Field Supervisor Grade II Answer Key

Question 1

Father of White Revolution in India :

A

Gopal Chandra De

B

Dr. Varghese Kurien

C

M.S. Swaminathan

D

B.D. Singh

Question 2

Sugarcane breeding station in Coimbatore established in the year :

A

1903

B

1930

C

1912

D

1842

Question 3

Blue revolution is associated with :

A

Milk

B

Crops

C

Oil seeds

D

Fishes

Question 4

Word “Agriculture” is derived from

A

Sanskrit

B

Greek

C

Arabic

D

Latin

Question 5

International research and training centre for below sea level farming, Kuttanad was established in :

A

2015

B

2017

C

2007

D

2010

Question 6

Mandate of Kerala Agricultural university include :

A

Research and teaching only

B

Extension and teaching only

C

Teaching and research only

D

None

Question 7

Production of coconut in Kerala during 2019-20 :

A

4481 MT

B

4148 MT

C

4814 MT

D

4841 MT

Question 8

Farming system research station and Cropping system research station under Kerala agricultural university are located at:

A

Sadanandapuram and Kumarakom respectively

B

Mancompu and Sadanandapuram respectively

C

Sadanandapuram and Karamana respectively

D

Karamana and Balaramapuram respectively

Question 9

Study and management of insects that attack and cause significant damage to crops is called :

A

Agricultural Entomology

B

Agricultural Pathology

C

Agricultural Meteorology

D

Soil science and Agricultural Chemistry

Question 10

Silviculture deals with :

A

Crops

B

Grasses

C

Grapes

D

Trees

Question 11

Pomology and Olericulure are the branches of :

A

Agronomy

B

Forestry

C

Horticulture

D

Pathology

Question 12

Which among the following is a bast fibre crop?

A

Agave

B

Jute

C

Cotton

D

Silk

Question 13

Barseem is a :

A

Forage crop

B

Plantation crop

C

Green manure crop

D

Beverage crop

Question 14

Second crop season of Kerala :

A

Puncha

B

Nancha

C

Virippu

D

Mundakan

Question 15

Stevenson’s screen installed at a height of ––––––––––––– from the ground level.

A

5 Feet

B

5.5 Feet

C

4 Feet

D

4.5 feet

Question 16

Radiosonde is used for :

A

GIS mapping

B

Weather forecasting

C

Measure soil moisture tension

D

Find out bulk density of soil

Question 17

Pyranometer is used to measure :

A

Humidity of air

B

Wind direction and velocity

C

Evaporation

D

Solar radiation

Question 18

Medium range forecasting is valid for :

A

Few hours

B

3-10 hours

C

3-10 days

D

10 days

Question 19

Major wheat growing season in India :

A

Kharif

B

Rabi

C

Zaid

D

All of above

Question 20

Pick sub-tropical crop from the following :

A

Apple

B

Cashew

C

Peach

D

Citrus

Question 21

Which among the following is not a weather element?

A

Gas concentration

B

Atmospheric humidity

C

Atmospheric temperature

D

Precipitation

Question 22

State of atmosphere at a particular place at a particular time is called :

A

Meteorology

B

Climate

C

Weather

D

None

Question 23

Alcoholic thermometer used inside the Stevenson’s screen is :

A

Wet bulb thermometer

B

Maximum thermometer

C

Dry bulb thermometer

D

Minimum thermometer

Question 24

The finest soil Particle having a diameter less than 0.002 mm is called :

A

Sand

B

Clay

C

Silt

D

Gravel

Question 25

The type of soil formed in areas receiving high rainfall with altering wet and dry spells :

A

Laterite soil

B

Black soil

C

Red soil

D

Alluvial soil

Question 26

The mineral that is found in toxic level in acid soil :

A

Iron

B

Aluminium

C

Manganese

D

All of these

Question 27

Which material is used for reclamation of alkali soil?

A

Lime

B

FYM

C

Gypsum

D

Dolomite

Question 28

The vertical section of soil from surface to bedrock showing the various layers :

A

Horizon

B

Soil Structure

C

Soil Profile

D

Soil texture

Question 29

The amount of water held in soil after the removal of gravitational water :

A

Hygroscopic water

B

Field capacity

C

Permanent wilting point

D

Maximum water holding capacity

Question 30

The sequence of water erosion is :

A

Splash, Sheet, Rill, Gully

B

Sheet, Gully, Rill

C

Rill, Splash, Sheet

D

Gully, Splash, Sheet, Rill

Question 31

The type of wind erosion in which soil particles ranging from 0.05 to 0.5mm in diameter move by a series of short bounces along the surface of ground :

A

Surface creep

B

Suspension

C

Saltation

D

Leaching

Question 32

Which among the following is an Agronomic measure of controlling soil erosion?

A

Contour farming

B

Basin listing

C

Subsoiling

D

Bench terracing

Question 33

Who is considered as Father of tillage?

A

Robert Hook

B

Norman Borlaug

C

John Dalton

D

Jethro Tull

Question 34

Which among the following is a Primary Tillage Implement?

A

Plank

B

Cultivator

C

Harrow

D

Disc plough

Question 35

Which among the following is a Primary Macro nutrient?

A

Boron

B

Magnesium

C

Potassium

D

Calcium

Question 36

Purple colouration of older leaves especially on the underside is the deficiency symptom of which mineral nutrient :

A

Phosphorus

B

Manganese

C

Zinc

D

Nitrogen

Question 37

Which Nutrient is a structural component of chlorophyll molecule?

A

Sodium

B

Zinc

C

Molybdenum

D

Magnesium

Question 38

Which of the following statements is/are correct?
An element can be called as an essential element if it meets the following criteria
(i) A plant must be unable to complete its life cycle in the absence of that element
(ii) The function of that element can be replaced by another element
(iii) The element must be directly involved in plant metabolism

A

only (i) and (ii)

B

only (ii) and (iii)

C

All of the above

D

only (i) and (iii)

Question 39

An application software developed by Center for E Learning (CEL),Kerala Agriculture University for the farmers in Kerala for the calculation of fertilizers :

A

KAU E Crop doctor

B

KAU Fertulator

C

Smart Kisan

D

Ferticalc

Question 40

The African earthworm Identified as the most ideal species suitable for vermicomposting under Kerala conditions :

A

Eisenia fetida

B

Eudrilus eugeniae

C

Perionyx excavatus

D

Lumbricus rubellus

Question 41

An example for in situ green manure crop :

A

Dhaincha

B

Glyricidia

C

Neem

D

Subabul

Question 42

The first fully organic state in India is :

A

Gujarath

B

Kerala

C

Sikkim

D

Uttarakhand

Question 43

Which of he following is a straight fertilizer?

A

Diammonium phosphate

B

Urea

C

Factomphos

D

Rubber mixture

Question 44

Which of the following is a Free Living Nitrogen fixing bacteria used in paddy fields?

A

Rhizobium

B

Salvinia

C

Azolla

D

Azospirillum

Question 45

Percentage of P₂O₅ in single superphosphate (SSP) is :

A

18

B

35

C

46

D

60

Question 46

Pop up Sprinkler is used in :

A

Cotton

B

Lawn

C

Tree Fruits

D

Orchard

Question 47

Heart of Irrigation System is :

A

Filter

B

Tank

C

Nozzle

D

Riser

Question 48

Venturi Injector for fertigation works on the principle of :

A

Capillary rise

B

Surface Tension

C

Viscosity

D

Bernoulli’s Theorem

Question 49

Father of Modern Drip Irrigation :

A

Frank Zybach

B

Simcha Blass

C

Kanuri lakshmana Rao

D

Norman E Borlaug

Question 50

Which of the following is Considered as Most Efficient Irrigation method in Water scarce area?

A

Furrow Irrigation

B

Sprinkler Irrigation

C

Drip Irrigation

D

Flood Irrigation

Question 51

Name a secondary Filter used in Sprinkler Irrigation systems :

A

Gravel Filter

B

Sand Filter

C

Hydrocyclon Filter

D

Disc filter

Question 52

Optimum PH of Nutrient Solution in Hydroponics is with in the Range of :

A

4 – 4.5

B

5 – 5.5

C

6 – 6.5

D

7 – 7.5

Question 53

Ratoon Cropping is Practiced in :

A

Rice

B

Curry Leaf

C

Colacassia

D

Banana

Question 54

An Example for Multistoried Cropping:

A

Banana-Papaya-Pineapple-Groundnut

B

Nutmeg-Cinnamon-Clove-Pepper

C

Rice-Cowpea-Cucurbit-Amaranthes

D

Coconut-Pepper-Cocoa-Pineapple

Question 55

A common pest Widely seen green House Cultivation :

A

Rhinoceros Beetle

B

White fly

C

Yellow stem borer

D

Leaf Folder

Question 56

Application of Correct Quantity of inputs like water, Fertilizer, Nutrient and pesticide at Correct time and correct Method to Maximise Yield :

A

Integrated Farming

B

Organic Farming

C

Green house cultivation

D

Precision Farming

Question 57

Which of the following statement about Seed propagation is correct?
1. Seedlings are long lived and hardy
2. New Varieties can be produced
3. Progenies are true to type
4. Cheapest and easiest method for producing large number of plants

A

1, 2, 3

B

2, 3, 4

C

1, 2, 4

D

All

Question 58

Plant propagation by Rhizome Practiced in :

A

Potato

B

Amorphophalus

C

Onion

D

Ginger

Question 59

Marcottage a method of Vegetative Propagation Employed in :

A

Jack

B

Mango

C

Guava

D

Sapota

Question 60

In Epicotyl Grafting the age of Rootstock Plant :

A

2-4 Days

B

7-10 Days

C

25-30 Days

D

40-50 Days

Question 61

Tag colour of Foundation Seed :

A

Golden Yellow

B

Azure Blue

C

Purple

D

White

Question 62

In Terazolium Chloride Test a quickest method to find viability of Seeds, the colourless 2,3,5 Triphenyl Tetrazoliun Chloride is reduced to Formazan imparts Which Colour to Living Tissues :

A

Red

B

Blue

C

Yellow

D

Black

Question 63

Maximum permissible Moisture Level in Cowpea seeds :

A

13%

B

9%

C

7%

D

5%

Question 64

The Browning of Tissue culture medium is due to the Secretion of a compound by the Explant which is actually :

A

Phenolic Compound

B

Glycosides

C

Pyruvic acid

D

Xanthophyll

Question 65

Vegetable grafting Employed in Solanacious Vegetables mainly for protecting the plant from :

A

Leaf spot

B

Fruit and Shoot Borer

C

Mosaic

D

Bacterial Wilt

Question 66

Papaya is Propagated by :

A

Simple Layering

B

Stool Layering

C

Trunch Layering

D

Air Layering

Question 67

Match The following :

A	B
1. T Budding	(a) Banana
2. Patch Budding	(b) Rose
3. Root Cutting	(c) Rubber
4. Tissue Culture	(d) Curry leaf

A

1(a), 2(b), 3(c), 4(d)

B

1(b), 2(d), 3(a), 4(c)

C

1(b), 2(c), 3(d), 4(a)

D

1(c), 2(a), 3(d), 4(b)

Question 68

A Rice Variety :

A

Kiran

B

Annapoorna

C

Priyanka

D

Saras

Question 69

Which pest attack in rice Characterised by ‘White ear Head’ symptom?

A

BPH

B

Leaf folder

C

Rice stem borer

D

Gall Midge

Question 70

Kerasoubagya is a Hybrid variety of coconut is a product of the cross between :

A

WCTXGB

B

WCTXMYD

C

LOXCOD

D

WCTXSSA

Question 71

Approximate number of plants/hactre possible in Triangular system of coconut planting at a spacing of 7.6 × 7.6 m :

A

260

B

248

C

198

D

160

Question 72

A Culinary type Variety of Banana :

A

Nedunendran

B

Poovan

C

Monthan

D

Dwarf Cavandish

Question 73

Kokkan Disease of Banana Caused By :

A

Fungus

B

Bacteria

C

Virus

D

Phytoplasma

Question 74

Rooting hormone used in propagation of pepper by Stem cutting for short duration treatment of 45 Seconds :

A

IBA 200 ppm

B

IBA 500 ppm

C

IBA 1000 ppm

D

IBA 2000 ppm

Question 75

Mischie Gollidge Knife is associated with the Harvesting of :

A

Rice

B

Mango

C

Coconut

D

Rubber

Question 76

Seed rate of Chilli :

A

1 Kg

B

400 gram

C

750 gram

D

200 gram

Question 77

Name a High yielding variety of Pumpkin released from KAU :

A

Ambili

B

Indu

C

Kaumudy

D

Baby

Question 78

Khus Khus oil an essential oil extracted from Vetiver :

A

Leaves

B

Rhizome

C

Roots

D

Bark

Question 79

The causal organism of the disease Blister Blight of Tea :

A

Macrophoma theicola

B

Exobasidium vexans

C

Marasmius crinisequi

D

Rosellina arculata

Question 80

Which of the following is not true about rice blast disease?

A

The perfect stage of the pathogen is Magnaporthe grisea

B

The main source of primary inoculum is schlerotia

C

Leersia hexandra act as a collateral host

D

Fungi can hibernate in seeds

Question 81

Among the given statements identify which is / are true about Black rot in crucifers :
(i) It is caused by nutrient deficiency
(ii) It can be corrected by adding Calcium
(iii) It is characterized by discolouration of vascular tissues
(iv) It is a fungal disease.

A

(i) only

B

(ii) only

C

(iii) only

D

(iii) and (iv)

Question 82

Which among the following pathogens is associated with wilt disease in Brinjal?

A

Macrophomina phaseolina

B

Fusarium solani

C

Burkholderia solanacearum

D

All of the above

Question 83

Which of the following statements is true regarding the incidence of bud rot in coconut?
(i) With onset of dry weather incidence become very severebr> (ii) Lightning act as an initiating cause for the disease

A

Only (i) is correct

B

Only (ii) is correct

C

Both (i) and (ii) are correct

D

Neither (i) and (ii) are correct

Question 84

Which of the following is a serious pest in Sunhemp?

A

Utethesia pulchella

B

Athalia proxima

C

Dichocrocis punctiferalis

D

Metanastria hyrtaca

Question 85

Cosmopolites sordidus is a pest of which crop:

A

Mango

B

Banana

C

Guava

D

Sapota

Question 86

A small weevil which causes serious damage in sweet potato :

A

Cylas formicarius

B

Phthorimaea operculella

C

Herse convolvuli

D

Euchromia polymena

Question 87

Which among the following is / are not correct match?
(i) Abnormal leaf fall-Phytophthora palmivora
(ii) Pink disease-Phellinus noxius
(iii) Secondary leaf fall-Colletotrichum gloeosporiodes
(iv) Brown root rot-Fusarium oxysporum

A

Only (i) and (ii)

B

Only (ii) and (iii)

C

Only (ii) and (iv)

D

Only (i) and (iv)

Question 88

Udaspes folus is a pest of which of the following crops :
(i) Ginger
(ii) Turmeric
(iii) Coffee
(iv) Cocoa

A

(i) and (ii)

B

(iii) and (iv)

C

All of the above

D

None of the above

Question 89

Which among the following is not a pest of Rose?

A

Aspidiotus aurantii

B

Oxycetonia versicolor

C

Achae janata

D

Ephestia cautella

Question 90

Which of the following statement is true about systemic fungicides?
(i) The uptake and translocation is affected by the method of application.
(ii) They can lead to the development of resistant strains of fungi.
(iii) One application can give continuous protection to the whole plant.

A

(i) Only

B

(ii) Only

C

Both (i) and (ii)

D

All of the above

Question 91

The plant protection chemical known by the name Kittleson’s Killer :

A

Folpet

B

Imidacloprid

C

Captan

D

Dimethoate

Question 92

Which among the following is considered as the best example for biological control of weeds in India?

A

Control of Lantana

B

Control of Prickly pear

C

Control of johnson grass

D

Control of Water hyacinth

Question 93

Hypertrophy and Hyperplasia are observed in infections caused by which of the following plant pathogens :

A

Rhizoctonia

B

Cladosporium

C

Fusarium

D

Agrobacterium

Question 94

Which among the following is a completely dependent root parasite of plants?

A

Cascuta

B

Loranthus

C

Orobanche

D

Striga

Question 95

A disease is said to be sporadic when :
(i) The disease occurs at periodic intervals in a given locality
(ii) The disease affects a large population in field.
(iii) The disease affects only a few plants in field
(iv) Disease occurs infrequently and irregularly

A

(i) only

B

(ii) only

C

(i) and (ii)

D

(iii) and (iv)

Question 96

In India domestic quarantine is effected against which among the following?
(i) Golden nematode of Potato
(ii) San Jose Scale
(iii) Banana Mosaic
(iv) Potato Wart

A

(i) and (ii)

B

(i) and (iii)

C

(iii) and (iv)

D

All of the above

Question 97

Which of the following are characteristics of organisms belonging to the order Thysanoptera?
(i) Chewing and biting mouth parts
(ii) Lacerating and sucking mouth parts
(iii) Wings with marginal fringes
(iv) Membraneous wings with cross veins

A

(i) and (ii)

B

(ii) and (iii)

C

(iii) and (iv)

D

(i) and (iv)

Question 98

Choose the option with the correct match of pairs :

A

Ocellus-feeding Stylet-Vision

B

Halteres-balancing Haustellum-feeding

C

Feelers-Sensation Spiracles-Locomotion

D

Ommatidia-Respiration Ovipositor-Protection

Question 99

A pesticide formulation banned for use in India :
(i) Endosulphan
(ii) Carbofuran
(iii) Heptachlor
(iv) Chlordane

A

(i) and (ii)

B

(iii) and (iv)

C

(i), (ii) and (iii)

D

All of the above

Question 100

In Luthras method of seed treatment which physical agent is used for disinfection of seeds:

A

Hot water

B

Hot air

C

Steam

D

Solar energy