IBPS AFO 2021 Mains Previous Year Paper with Answer – AimAFO

IBPS AFO Mains 2022 – Solved Previous Year Paper

Question No. 1
The credit for the success of Krishi Vigyan Kendras (KVK) goes to?

Options :

  1. Dr. Mangla Rai
  2. Dr. RS Paroda
  3. Dr. Mohan singh Mehta
  4. Dr. MS Swaminathan
  5. Dr. Chandrika Prasad
    Answer : Dr. Chandrika Prasad

Question No. 2
ICMR recommendation for vegetables (g/day) is ?

Options :

  1. 100
  2. 200
  3. 300
  4. 400
  5. 500
    Answer : 300

Question No. 3
In which of the following crop, discovery of mosaic was done in 1886 by Mayer ?

Options :

  1. Cucumber
  2. Tobacco
  3. Brinjal
  4. Tomato
  5. Potato
    Answer : Tobacco

Question No. 4
Which of the following is not a sedimentary rock.

Options :

  1. Granite
  2. Sandstone
  3. Shale
  4. Limestone
  5. Conglomerate
    Answer : Granite

Question No. 5
Blossom end rot is a disorder of which crop and it is due to the deficiency of which
mineral nutrient.

Options :

  1. Tomato, Mg
  2. Onion, Mg
  3. Onion, Ca
  4. Potato, N
  5. Tomato, Calcium
    Answer : Tomato, Calcium

Question No. 6
Mustard belongs to which of the following family ?

Options :

  1. Cucurbitaceae
  2. Solanaceae
  3. Cruciferae
  4. Leguminosae
  5. Gramineae
    Answer : Cruciferae

Question No. 7
Tree + Crop + Pasture/Animal combination of agro forestry is called?

Options :

  1. Horti-Silvi
  2. Agri-Horti
  3. Agri-Silvi
  4. Agri-Silvi Pasture system
  5. Tree-Horti
    Answer : Agri-Silvi Pasture system

Question No. 8
Which of the following chemical is used in polyploidy?

Options :

  1. IAA
  2. NAA
  3. Colchicine
  4. Gibberellins
  5. Cytokinin
    Answer : Colchicine

Question No. 9
Pungency in onion is due to ?

Options :

  1. Allyl Propyl Disulphide
  2. Di allyl di sulphide
  3. Isopropanol
  4. Saponin
  5. None
    Answer : Allyl Propyl Disulphide

Question No. 10

2,4-Dichlorophenoxyacetic acid is used as a hormone and also used as?
Options :

  1. Insecticide
  2. Fungicide
  3. Herbicide
  4. Nematicide
  5. None of the above
    Answer : Herbicide

Question No. 11
The process of unwinding silk filaments from the cocoons is known as

Options :

  1. Weaving
  2. Reeling
  3. Stifling
  4. Degumming
  5. Spinning
    Answer : Reeling

Question No. 12
As per FSSAI Standards, what is the SNF of cow milk?

Options :

  1. 8
  2. 8.5
  3. 9.0
  4. 9.5
  5. 7.5
    Answer : 8.5

Question No. 13
What is the fruit type of pineapple?

Options :

  1. Berry
  2. Drupe
  3. Pome
  4. Sorosis
  5. Pepo
    Answer : Sorosis

Question No. 14
Oryza sativa is the scientific name of which crop?

Options :

  1. Paddy
  2. Wheat
  3. Maize
  4. Sorghum
  5. Pearl millet
    Answer : Paddy

Question No. 15
A negative factor in adoption of an innovation is?

Options :

  1. Compatibility
  2. Complexity
  3. Trialability
  4. Observability
  5. Predictability
    Answer : Complexity

Question No. 16
R.M. test is related to which of the following dairyproduct?

Options :

  1. Ghee
  2. Whole Milk Powder
  3. Curd
  4. Butter
  5. Paneer
    Answer : Ghee

Question No. 17
Bordeaux Mixture is?

Options :

  1. Nitrogen Fungicide
  2. Phosphorous Fungicide
  3. Magnesium Fungicide
  4. Copper Fungicide
  5. None of the above
    Answer : Copper Fungicide

Question No. 18
Disintegration of arils in matured pomegranates where disorder cannot be
identified externally, whereas the arils become soft, light creamy-brown to dark
blackish-brown and unfit for consumption that is known as:

Options :

  1. Internal Breakdown
  2. Granulation
  3. Fruit cracking
  4. Uneven ripening
  5. Hollow Heart
    Answer : Internal Breakdown

Question No. 19
Ratoon sugarcane is different from pure crop is due to :

Options :

  1. Requires Zero Nitrogen
  2. More N required
  3. Ratooning is costly
  4. Matures late
  5. Mature early
    Answer : More N required

Question No. 20
European Honey bees are called as?

Options :

  1. Apis mellifera
  2. Apis florea
  3. Apis cerena
  4. Apis dorsata
  5. Melipona irridepensis
    Answer : Apis mellifera

Question No. 21
Mandis are which type of market ?

Options :

  1. Local market
  2. Primary Market
  3. Secondary Market
  4. Fair
  5. Export Market
    Answer : Secondary Market

Question No. 22
Retting is process of which crop?

Options :

  1. Tomato
  2. Rice
  1. Wheat
  2. Maize
  3. Jute
    Answer : Jute

Question No. 23
Smother crops can be defined as?

Options :

  1. Crops grown to suppress weed infestation by their dense ground covering
  2. Crops grown to maintain soil moisture by their dense foliage
  3. Definition of Catch crop
  4. Definition of Inter crop
  5. None of the above
    Answer : Crops grown to suppress weed infestation by their dense ground covering

Question No. 24
Which of the following is known as silk protein ?

Options :

  1. Proline
  2. Resilin
  3. Arthropodin
  4. Sericin
  5. None
    Answer : Sericin

Question No. 25
Removal of off type plants is called?

Options :

  1. Rouging
  2. Ploughing
  3. Harrowing
  4. Digging
  1. Dehaulming
    Answer : Rouging

Question No. 26
Which of the following housing system is used in commercial layer farming cage
system in poultry having dimensions of14x16 inches or height 17inches?

Options :

  1. Semi Intensive system
  2. Battery cage
  3. Folding cage
  4. Deep litter
  5. Free range
    Answer : Battery cage

Question No. 27
Decreasing order of water holding capacity is?

Options :

  1. Clay > Silt > Sand
  2. Sand > Silt > Clay
  3. Silt > Sand > Clay
  4. Clay > Sand > Silt
  5. Silt > Clay > Sand
    Answer : Clay > Silt > Sand

Question No. 28
Buffalo milk is whiter than cow milk due to ?

Options :

  1. High Fat content than cow
  2. High Calcium content than cow
  3. Due to conversion of beta- carotene into colorless vit-A
  4. Due to presence of riboflavin
  5. None of the above

Answer : Due to conversion of beta- carotene into colorless vit-A

Question No. 29
Pendimethalin is used against?

Options :

  1. Weed
  2. Bacteria
  3. Nematode
  4. Virus
  5. Fungus
    Answer : Weed

Question No. 30
Zoonosis diseases are infectious diseases that spread?

Options :

  1. Non human/animal to Human
  2. Human to Animal
  3. Human to Human
  4. Animal to Animal
  5. None of the above
    Answer : Non human/animal to Human

Question No. 31
Breed of Buffalo which has sickle shaped horns, turned downward in backward
direction, skin color either brown or black & found in Gujarat is-?

Options :

  1. Bhadawari
  2. Toda
  3. Murrah
  4. Surti
  5. None of the above
    Answer : Surti

Question No. 32
Progeny of Breeder seed which should maintain certain germination standards and
should be approved by certification agency?

Options :

  1. Foundation Seed
  2. Certified Seed
  3. Nucleus Seed
  4. Truthfully Labelled
  5. Registered seed
    Answer : Foundation Seed

Question No. 33
Dropping the seeds in furrow lines in a continuous stream and covering them with
soil is known as?

Options :

  1. Drilling
  2. Dibbling
  3. Broadcasting
  4. Both B and C
  5. None of the above
    Answer : Drilling

Question No. 34
What is the premium rate payable by PMFBY beneficiaries for Rabi crops (% of SI or
Actuarial rate)?

Options :

  1. 2.0%
  2. 5.0%
  3. 3.0%
  4. 0.5%
  5. 1.5%
    Answer : 1.5%

Question No. 35
Soil moisture is measured by which of the following equipment?

Options :

  1. Hygrometer
  2. Tensiometer
  3. Anemometer
  4. Berometer
  5. Lux meter
    Answer : Tensiometer

Question No. 36
Name the technique in which generation of nitrogen cycle by maintaining higher C:N
ratio through stimulating heterotrophic microbial growth, that can be used as feed
for the cultured species?

Options :

  1. Integrated fish farming
  2. Biofloc fish farming
  3. Inland fish farming
  4. Brackish fish farming
  5. None of the above
    Answer : Biofloc fish farming

Question No. 37
Alkaline Soil can be reclaimed by using?

Options :

  1. Gypsum
  2. Lime
  3. Ammonium Phosphate
  4. Urea
  5. None of the above
    Answer : Gypsum

Question No. 38
Late blight is the disease of?

Options :

  1. Tobacco
  2. Maize
  3. Paddy
  4. Potato
  5. Rice
    Answer : Potato

Question No. 39
Fruit type of rose is?

Options :

  1. Balusta
  2. Berry
  3. Pome
  4. Stone
  5. Hip
    Answer : Hip

Question No. 40
Superiority of F1 hybrid over both the parents in terms ofyield and some other
characters is known as?

Options :

  1. Dominance
  2. Hybrid Vigour
  3. Heterosis
  4. Inbreeding
  5. Pure Line
    Answer : Heterosis

Question No. 41
Mould board instrument is used for ?

Options :

  1. Weeding
  2. Hoeing
  3. Digging
  4. Earthing up
  5. Ploughing
    Answer : Ploughing

Question No. 42
Scratching, Rubbing and softening seed coat to make it permeable for water?

Options :

  1. Scarification
  2. Stratification
  3. Both A and B
  4. None of the above
  5. All of these
    Answer : Scarification

Question No. 43
Piercing and Sucking type mouth part is found in which order?

Options :

  1. Diptera
  2. Isoptera
  3. Hemiptera
  4. Orthoptera
  5. Thysanoptera
    Answer : Hemiptera

Question No. 44

Parallel and non parallel strands in DNA helix is connected by which bond?
Options :

  1. Phosphate Bond
  2. Covalent Bond
  3. Phosphodiester Bond
  4. Hydrogen Bond
  5. None of the above
    Answer : Hydrogen Bond

Question No. 45
Anammox is related to?

Options :

  1. Carbon Cycle
  2. Nitrogen Cycle
  3. Sulphur Cycle
  4. Hydrogen cycle
  5. None of the above
    Answer : Nitrogen Cycle

Question No. 46
Symptoms of Powdery Mildew of Pea are first appeared on?

Options :

  1. Pods
  2. Roots
  3. Flower
  4. Stem
  5. Leaves
    Answer : Leaves

Question No. 47
Rickets in children, osteomalacia in adults and milk fever in animals & reduction
inmilk yield is due deficiency of which nutrient.

Options :

  1. Ca
  2. Mg
  3. K
  4. P
  5. Na
    Answer : Ca

Question No. 48
Japanese encephalitis is mainly transferred by?

Options :

  1. Cattle
  2. Pig
  3. Dog
  4. Mosquito
  5. Horse
    Answer : Mosquito

Question No. 49
Why we do effluent treatment of any pond?

Options :

  1. to reduce the organic content
  2. to increase the organic content
  3. to reduce oxygen
  4. To increase carbon dioxide
  5. TO enrich with nutrients
    Answer : to reduce the organic content

Question No. 50
Name the scheme launched by the govt of India to provide income support to the
farmers of 6000/year

Options :

  1. NRLM
  2. PMKMY
  3. PMKISAN
  4. PMFBY
  5. PMKVY
    Answer : PMKISAN

Question No. 51
The process of giving birth in sow is known as?

Options :

  1. Kidding
  2. Farrowing
  3. Calving
  4. Lambing
  5. All of the above
    Answer : Farrowing

Question No. 52
Anthareae mylitta is the botanical name of

Options :

  1. Temperate Tasar
  2. Temperate muga
  3. Tropical tasar
  4. Tropical muga
  5. Sub topical tasar
    Answer : Tropical tasar

Question No. 53
Cross of two different breeds with alternative mating is known as?

Options :

  1. Criss cross
  2. Back cross
  1. Test Cross
  2. Out cross
  3. Close breeding
    Answer : Criss cross

Question No. 54
What is the pattern followed in Maharashtra and Karnataka for the planting of
sugarcane?

Options :

  1. June – July
  2. July- September
  3. September – October
  4. November – December
  5. January – February
    Answer : September – October

Question No. 55
Minimum support prices for various agriculture crops announced by the central govt
by the recommendation of?

Options :

  1. NAFED
  2. ICAR
  3. CACP
  4. BIS
  5. NABARD
    Answer : CACP

Question No. 56
The process of scratching, rubbing and softening of seed coat to make it permeable
is known as
Options :

  1. Stratification
  1. Scarification
  2. Vernalization
  3. Rouguing
  4. None of the above
    Answer : Scarification

Question No. 57
Name the process of milk in which fat globules are breaked into uniform sizes?

Options :

  1. Homogenization
  2. Sterilization
  3. Pasteurization
  4. Podzolization
  5. Creamification
    Answer : Homogenization

Question No. 58
What is the time of pruning of grapes in Maharashtra, Karnataka & AP?

Options :

  1. Jan- feb and sept – oct
  2. Jan- feb and Aug- September
  3. April- May and oct- Nov
  4. June – July and dec- Jan
  5. Feb- March- Aug- September
    Answer : April- May and oct- Nov

Question No. 59
Coconut beetle is also known as?

Options :

  1. White grub
  2. rice weevil
  3. rhinoceros beetle
  1. coco grub
  2. none of the above
    Answer : rhinoceros beetle

Question No. 60
When a variety is developed through the protoplasmic fusion of two different
species and varieties?

Options :

  1. Inter specific hybridization
  2. Inter generic hybridization
  3. Somatic hybridization
  4. Tissue culture
  5. Genetic engineering
    Answer : Somatic hybridization

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