Agronomy ICAR JRF Test - 6 — Agri Master Mind
Kathani is a breed of
- buffalo
- Goat
- Cattle
- sheep
Masilum is a breed of
- buffalo
- Goat
- Cattle
- sheep
Snachori is a breed of
- buffalo
- Goat
- Cattle
- sheep
Puranathadi is a breed of
- Cattle
- Goat
- Buffalo
- sheep
Benda is a breed of
- Cattle
- Goat
- Pig
- sheep
Manipuri black is breed of
- Cattle
- Goat
- Pig
- sheep
Wak Chambil is a breed of
- Cattle
- Goat
- Pig
- Sheep
Fair and remunerative price is set for
- Maize
- Wheat
- Sugarcane
- Barley
National bamboo mission was set for
- 2016
- 2015
- 19
- 2013
How much area is covered by bamboo in India
- 12 million ha
- 10 million ha
- 13.96 million ha
- 8 million ha
Test cross is cross between
- F1 and any parent
- F1 and Dominant parent
- F1 and Recessive parent
- None of these
Who put forth the idea of Multiline varieties ?
- Jensen (1952)
- Hull (1945)
- Davis (1927)
- Vilmorin (1856)
In---- method, individual plants are selected from F1 & Subsequent generation and their progeny is tested and also the record of parent & offsprings relationship is maintained.
- Back cross
- Selection
- Pedigree
- Multiline
Spinach leaves provide high content of
- Iron
- Calcium
- Iron and Calcium
- None of these
Moisture contain in hay
- 10 to 12 %
- 20 to 25%
- 15 to 20 %
- 60 to 65 %
Contour bunds are recommended in
- High rainfall areas
- Medium rainfall areas
- Low rainfall areas
- None of these
Number of segments in insect head are
- 11
- 3
- 6
- 2
Farm machinery is --- asset.
- Fixed
- Current
- Working
- All of these
Atmospheric layer extending from 18 km to 50 km is ---
- Troposphere
- Mesosphere
- Stratosphere
- Thermosphere
Which of the following have maximum albedo
- Vegetation
- Soil
- Water
- Cloud
Which of the following weed is used as a green vegetable?
- Amaranthus viridis
- Panicum repense
- Both the above
- None of these
Thousands of hectare of cultivable land has been abandoned due to infestation of
- Cyprus rotundus
- Parthenium
- Eichhornia crassipes
- None of these
The average yield (q ha-1) of autumn planted sugarcane is :
- 700-800
- 800-1000
- 1000-1200
- 400-500
Thw stalk elongation in sugarcane is termed as :
- Germination phase
- Grand growth phase
- Formative phase
- Maturity phase
The seed rate (kg ha-1) of direct seeded rice in rainfed upland will be :
- 20-30
- 40-50
- 80-100
- 140-150
The depth (cm) of water to be maintained in transplanted rice upto panicle emergence is about :
- 10 5
- 15 5
- 20 5
- 25 5
The large leaved tea species is :
- Camellia sinensis
- Camellia assamica
- Coffea Arabica
- Coffea robusta
When monsoon is delayed up to last week of august to mid September, which crop should be grown by the framer :
- Forage crop
- Green gram
- Black gram
- Gram
The rate of application of simazine (kg a.i. ha-1) for weed control in drylands will be :
- 0.50
- 0.75
- 1.00
- 1.25
Quantity of commercial product of a herbicide containing 50% active material required for 5 ha area @ 1.0 kg a.i. ha-1 will be ;
- 5
- 10
- 15
- 20
Which one of the following crops contributes maximum to the production of cereals in the country :
- Wheat
- Rice
- Maize
- Sorghum
The highest sugarcane yield per hectare is in the state of :
- Uttar Pardesh
- Tamil Nadu
- Karnataka
- Maharashtra
What is the centre of origin of wheat :
- India
- USA
- Turkey
- Australia
The change that accompanies hardening of plants consists of :
- Decreased bound water
- Increased sugar concentration
- Decreased osmotic pressure
- Decreased soluble proteins
The persistence of herbicides in soil is mainly dependent on :
- Herbicide adsorption
- Herbicide solubility
- Precipitation
- All of the above
Weeds cause relatively more loss in rice productivity when it is :
- Transplanted
- Occasionally flooded
- Direct seeded
- Continuously flooded
The estimates have shown that generally one hectare of wheat crop consumes ------ tonnes of water :
- 10,000-15,000
- 16,000-20,000
- 25,000-30,000
- 32,000-40,000
In maize root system, the temporary roots are called :
- Aerial
- Coronal roots
- Seminal roots
- Crown roots
It is believed that place of origin of urd bean is :
- Myanmar
- Nigeria
- India
- Indonesia
A herbicide contains 80%, a.i. if its recommended dose is 2 kg a.i. ha.-1 How much of the commercial formulation of this herbicide will be needed :
- 2.20 kg
- 2.30 kg
- 2.40 kg
- 2.50 kg
In case of biological weed control methods, the host specificity is determined by conducting test on :
- Nutrient selectivity
- Starvation
- Adequacy of nutrition
- Specificity of nutritional needs
The herbicide terbutryn belongs to the group :
- Ureas
- Uracils
- Triazines
- Nitroanilines
Which one of the following weed is poisonous to both human beings and animals :
- Datura fastuosa
- Croton sparsiflorus
- Lantana camara
- Leucas aspera
The persistence of the soil applied herbicides largely depends on its :
- Thermal degradation
- Chemical decomposition
- Microbial degradation
- Physical decomposition
The influence of soil moisture stress during grain maturation is far less marked than that during :
- Booting stage
- Tillering stage
- Flowering stage
- Jointing stage
The simplest way of adaptation of a plant to drought is :
- Evasion
- Resistance
- Tolerance
- Resistance and tolerance
Which one of the following crops shows little penteration of roots into the soli at or below the wilting point :
- Lovegrass
- Wheat
- Safflower
- Linseed
In dryland condition, the best indentified planting pattern is :
- Single row
- Paired rows
- Treble rows
- Broadcast sowing
The yield advantage in an intercropping system can be measured by :
- Land equivalent ratio
- Competition coefficient
- Allelopathy index
- Durability coefficient
The detrimental effect of one species of higher plants on other higher plants is known as :
- Antibiotic
- Phytonzides
- Marasmines
- Allelopathy
Quantity of commercial product of a herbicide containing 75% active material required for 2 ha area @ 1.5 kg a.i./ha is :
- 4.00
- 2.25
- 3.00
- 3.50
The cropping intensity and gestation period of crops grown are :
- Inversely related
- Directly related
- Linearly related
- None of these
Which of the given below is/are facultatively anaerobic bacteria?
- Azotobacter
- Bacillus
- Klebsiella
- Both b) and c)
The immobility of phosphorous in soils is primarily a result of orthophosphates
- Reacting with Ca in acid soils and Fe and Al in neutral and basic soils
- Reacting with K in acid soils and Ca in neutral and basic soils
- Being immobilized in organic matter
- Reacting with Fe and Al in acid soils and Ca in neutral and basic soils
Which one is purely a chemical process?
- Ammonia volatilization
- Denitrification
- Nitrification
- N – fixation
Psychrophiles have optimum temperature requirement for growth is
- <10°C
- 20 – 35 °C
- >45 °C
- <0 °C
Bacteria having spherical shape are called
- Cocci
- Bacilli
- Vibria
- Spirilla
The genus of bacteria having has largest representation in soils in terms of species
- Bacillus
- Pseudomonas
- Clostridium
- Rhizobium
Microbial transformation of N and S was indicated by
- Winogradsky
- Brefeld
- Hellriegel and Wilfarth
- Bentham
Symbiotic association between Rhizobium and legume was pointed out by
- Hellriegel and Wilfarth
- Bentham
- Winogradsky&Beijerinck
- Brefeld
Father of soil microbiology is
- Winogradsky
- Beijerinck
- Koch
- Pastur
Statement I –Use efficiency of fertilizer NPK can be improved by following INM. Statement II – INM utilizes the use of organic manure, inorganic fertilizers and biofertilizers.
- Both Statement I and Statement II are true
- Both Statement I and Statement II are false
- Statement I is true and Statement II is false
- Statement I is false and Statement II is true
Statement I –Plants can tolerate drought either by mitigating the actual stress or by showing a high degree of tolerance to stress Statement II – Plants tolerate the stress by showing resistance to dehydrations and by preventing leaf collapse, permit the plants to maintain high internal water potential in spite of drought conditions.
- Both Statement I and Statement II are true
- Both Statement I and Statement II are false
- Statement I is true and Statement II is false
- Statement I is false and Statement II is true
Statement I – Conservation agriculture is congenial for formation of soil aggregates and humus, leading to improved soil structures, soil porosity and pore size. Statement II – Adsorption of conservation agriculture results in increased crusting and surface sealing and decreased soil water storage capacity
- Both Statement I and Statement II are true
- Both Statement I and Statement II are false
- Statement I is true and Statement II is false
- Statement I is false and Statement II is true
Statement I – As per IMD investigation, drought in Assam is very rare and occurs in 15 years. Statement II – In Gujrat and Kashmir, its period of occurrence is once in eight years whereas in West Bengal and Bihar once in ten years.
- Both Statement I and Statement II are true
- Both Statement I and Statement II are false
- Statement I is true and Statement II is false
- Statement I is false and Statement II is true
Statement I – Water footprint is a scientific term which means total amount of fresh water used directly and indirectly by an individual, community or a nation over a long period of time. Statement II – It is a geographical indicator which shows water used /polluted by a group along with the location.
- Both Statement I and Statement II are true
- Both Statement I and Statement II are false
- Statement I is true and Statement II is false
- Statement I is false and Statement II is true
Statement I – Water potential of soil is always less than zero and is expressed in negative values. Statement II – Matric potential is the negative potential which results from the capillary potential and adsorptive forces emanating from the soil matrix.
- Both Statement I and Statement II are true
- Both Statement I and Statement II are false
- Statement I is true and Statement II is false
- Statement I is false and Statement II is true
Statement I –Wetting of clay particles with a liquid like water is required to form aggregates because water molecules show dipole movement Statement II – Calcium and hydrogen ions bring about better aggregation than magnesium and potassium ions
- Both Statement I and Statement II are true
- Both Statement I and Statement II are false
- Statement I is true and Statement II is false
- Statement I is false and Statement II is true
Statement I –The Kisan Call Centre scheme was launched in 21, Jan 2004 to provide agricultural information to the farming community through toll -free telephone lines. Statement II – A country -wide common 11 -digit number-1800-108-1551—has been allocated for KCCs.
- Both Statement I and Statement II are true
- Both Statement I and Statement II are false
- Statement I is true and Statement II is false
- Statement I is false and Statement II is true
Statement I – Split Plot Design involves the testing of two factors at a time while the first factors are assessed at a greater precision and the second factors are assessed at a lower precision. Statement II – In Split Plot Design the experimental plots in each replication are equally divided into number of main plots which are equal to number of main-plot treatments, which need larger plot sizes for the treatment imposement
- Both Statement I and Statement II are true
- Both Statement I and Statement II are false
- Statement I is true and Statement II is false
- Statement I is false and Statement II is true
Statement I – Relative Crowding Coefficient (RCC) was proposed by the Wit (1960). Statement II – RCC is used in replacement series of intercropping. It indicates whether a species or crop, when grown in mixed population, has produced more or less yield than expected in pure stand.
- Both Statement I and Statement II are true
- Both Statement I and Statement II are false
- Statement I is true and Statement II is false
- Statement I is false and Statement II is true
The following crop which has maximum radiation use efficiency
- Maize
- Wheat
- Rice
- Sugarcane
The instrument used for measuring depth of water table is
- Anemometer
- Piezometer
- Lysimeter
- Hydrometer
Which part of the plant shows positive gravitropism?
- Flower
- Leaves
- Shoot
- Root
The process of nutrient enrichment of water bodies leading to detrimental changes in the water quality is called
- Eutrophication
- Dligotrophication
- Contamination
- Putrification
Value of correlation coefficient ‘r’ lies between
- 0 and 1
- 0 and 100
- -1 and 1
- -1 and 0
0.1% solution of a chemical is equivalences to
- 10000 ppm
- 1000 ppm
- 100 ppm
- 10 ppm
Diffuse & sky radiometer measuring instrument near agriculture experiment field
- Strip radiometer
- Glass dome radiometer
- Strip Pyrenometer
- All
Land capability classification was first given by
- Schokalskaya 1932
- Klingbiel and Montgomery 1961
- Govindarajan 1971
- Krishnamoorthy et al
Assertain - Low availability of P is a problem in both acidic and alkaline soils. Reason - Soil PH regulates the availability of different soil nutrients
- A and R right , R is correct explanation of A
- A and R right , R is not a correct explanation of A
- A is wrong, R is right
- A is right, R is wrong
Matric potential is always negative. R- the water attracted by the soil matrix has an energy state lower than pure water
- A and R right , R is correct explanation of A
- A and R right , R is not a correct explanation of A
- A is wrong, R is right
- A is right, R is wrong
Mo chemistry largely resembles that of P in soils. R- Liming of acid soils increase the availability of native Mo
- A and R right , R is correct explanation of A
- A and R right , R is not a correct explanation of A
- A is wrong, R is right
- A is right, R is wrong
Spray drift of ester from of 2,4-D can be highly detrimental to the crop of :
- Maize
- Sorghum
- Jute
- Cotton
The logarithmic portable sprayer delivers the chemical at a :
- Logarithmically increasing rate
- Logarithmically decreasing rate
- Logarithmically constant rate
- None of these
Percentage of lint in seed cotton is :
- 33
- 60
- 80
- 10
The ratio of distance between the plants within the row to the distance between the rows is known as plant :
- Diagonality
- Rectangularity
- Triangularity
- None of the above
The largest producer of cumin (Cuminum cyaminum) in India is :
- Rajasthan
- Gujarat
- Uttar Pradesh
- West Bengal
Pop pod in groundnut is mainly due to deficiency of which essential plant nutrient :
- Nitrogen
- Sulphur
- Calcium
- Zinc
Agronomic research conducted on farmers field with active participation of the farmers is known as :
- On-farm research
- Off-farm research
- Operational research
- None of these
The first ever mustard hybrid variety developed by Driectorate of Rapeseed and Mustard Research (D-RMR), Sewar, Bharatpur is :
- NRCHB 506 or Sankar Sarson
- Rohini
- Maya
- Pusa Jai kisan
Which of following is the noble cane :
- Saccharum officinarum
- Saccharum spontaneum
- Saccharum barberi
- Saccharum robustum
How much extra mustard oil a hectare could be obtained from the recently released mustard hybrid, NRCHB 506 or Sankar Sarson :
- 10%
- 20%
- 1.2%
- 2.5%
Who invented the first animal drawn weeding implement, the horse hoe :
- G C Klingman
- A S Crafts
- Jethro Tull
- None of these
A bale of cotton contains how many kg of lint :
- 170
- 180
- 178
- 200
Which one of the following is desi cotton :
- Gossypium arboretum
- Gossypium hirsutum
- Gossypum barbadense
- None of the above
Dough stage in wheat refers to :
- When the stem is swollen prior to ear emergence
- The seed is swollen prior to germination
- When the white fluid in grain is just hardening up
- The grain stage just before the harvest of the crop
Net sown area in the country is about 142 million heatare. What is the approximate net area (million ha) covered by irrigation :
- 30
- 58
- 80
- 70
The most common type of flood water harvesting structure is :
- Check dam
- Farm pond
- Tanka
- Khadins
A bullock supplies on an average of – horse power for a period of 8 hours per day :
- 0.1
- 0.5
- 1.0
- 2.0
A farm worker supplies on an average of --- during 8 hours of working per day :
- 0.1 hp
- 0.5 hp
- 35 hp
- 1.0 hp
The diesel engine was invented by :
- Rudolf Diesel
- Jethro Tull
- E Whitney
- None of the above
The PTO which is a part of the tractor transmission system stands for :
- Power Take Off
- Please Turn Over
- Power Take On
- Power Transmission On
Pusa Giant is an important variety of :
- Lucerne
- Berseem
- Oats
- Sorghum
Varuna is a variety of :
- Indian mustard
- Yellow sarson
- Rapeseed or toria
- Brown sorson
Which one of the following is a part of mould board plough :
- Land side
- Frog
- Share
- All of the above
Adsali planting of sugarcane is ideally done between :
- February-March
- July-August
- September-October
- December-January
Optimum seed rate (Kg ha-1) of Indian mustard at a spacing of 30 x 10 cm is :
- 5
- 10
- 15
- 20
To avoid drifting of chemicals which type of spray nozzles are used :
- Solid cone
- Hollow cone
- Flood jet
- All of the above
Which one is the Indian mustard :
- Brassica campestris var yellow sarson
- Brassica juncea
- Brassica campestris var brown sarson
- Brassica nigra
A substance which reduces toxicity of a specific herbicide to the crop is :
- Surfactant
- Emulsifier
- Safener
- Extender
Which of the following rotation under dryland situation will be more remunerative :
- Rice-barely
- Sesamum-gram
- Millet-barely
- Rice-wheat
Contingent planning refers to :
- Crop planning to increase production
- Change in normal crop planning to meet weather abnormalities
- Change is crop planning for higher production under normal situation
- Cropping strategy under normal situation by increasing input management
Percentage of gur production in sugarcane is :
- 25
- 10
- 15
- 11-12
The ratio of runoff to the volume of precipitation received in a catchment area is known as :
- Runoff efficiency
- Runoff coefficient
- Runoff index
- Runoff intensity
Name the state in India with the highest area and production of wheat :
- Punjab
- Uttar Pardesh
- Madhya Pradesh
- Haryana
Seed rate (q ha-1) of medium duration potato is :
- 10-15
- 15-20
- 20-25
- 30-35
The recommended seed rate (kg ha-1) of hybrid varieties of maize is :
- 18-20
- 20-25
- 25-30
- 10-15
Which one of the following agricultural operation is a tractive work :
- Seed bed preparation and cultivation
- Harvesting and transportation
- Threshing and winnowing
- Both a and b
Which of the following is a castor variety :
- Aruna
- Gaurav
- Sona
- Vijay
A crop of wheat yielding 50 quintals of grain per hectare removes—kg nitrogen for the soil :
- 100-150
- 70-80
- 125-150
- 150-200