Agronomy ICAR JRF Test - 12 — Agri Master Mind

Approximately, what fraction of India's Gross Value Added (GVA) for the year 2019-20 is contributed by Agriculture and Allied Activities
  • 18 %
  • 29 %
  • 20%
  • 17%
Approximately, what fraction of total workforce of India is engaged in agricultural and allied sector activities
  • 55 %
  • 45%
  • 35%
  • 65%
What is the rank of India in fruit production
  • 2
  • 3
  • 4
  • 5
What is approximately share of India in the global agri-trade
  • 2.5%
  • 3.5%
  • 4.5%
  • 5.5%
Who is Union Minister of Agriculture & Farmers’ Welfare and Tribal Affairs
  • Arjun munda
  • Amit sah
  • Kirodi lal meena
  • Bhajan lal sharma
7th Session of Codex Committee on Spices and Culinary Herbs (CCSCH) held in
  • Kochi
  • Karnataka
  • Orrisa
  • Dehli
Punganur is a dwarf breed of
  • Buffalo
  • Cow
  • Goat
  • Sheep
With what purpose is the Government of India promoting the concept of “Mega Food Parks”
  • To provide good infrastructure facilities for the food processing industry.
  • To increase the processing of perishable items and reduce wastage.
  • To provide emerging and eco friendly food processing technologies to entrepreneurs.
  • A and B
Soil health card scheme launched in the year
  • 2015
  • 2016
  • 2017
  • 2018
PM AASHA launched in the year
  • 2018
  • 2015
  • 2018
  • 2019
The law of minimum was given by Liebig in the year
  • 1842
  • 1880
  • 1840
  • 1875
IPM is based on
  • Total crop loss
  • Susceptible pest
  • Economic threshold level
  • None of these
Angora breed of Goat is --- type
  • Milk
  • Dual
  • Hairy
  • Meat
Standardized milk have --- % fat
  • 5.5
  • 5
  • 4.5
  • 3.5
Kolshi disease of citrus cause due to --- pest
  • Leaf miner
  • Citrus psylla
  • White fly & Black fly
  • Fruit sucking
Sub crops grown to supplement the yield of main crop are called as
  • Guard crop
  • Companion crop
  • Augmenting crop
  • Mix crops
Zaid crops are those crops which are grown from ----
  • Dec to Feb
  • Oct- Dec
  • February to May
  • June - Sept
Photoautotrophs derive energy from --
  • Organic chemicals
  • Inorganic chemicals
  • Sunlight
  • None of these
Yeast is single celled ---
  • Bacteria
  • Virus
  • Fungus
  • Algae
Rhizobium enters plant in plant through ---
  • Wounds
  • Nematodes
  • Root hairs
  • Stomata
The method of applying water to the surface of the soil in the form of a spray. Somewhat as ordinary rain, is known as :
  • Drip irrigation
  • Bubbler irrigation
  • Sprinkler irrigation
  • Surface irrigation
Which method of irrigation can provide protection against frost :
  • Flooding
  • Cheek basin
  • Drip irrigation
  • Sprinkler irrigation
The venefits of trickle irrigation include :
  • Minimization of insect, disease and fungus problems
  • Less soil crusting
  • Water saving (30-50%) compared to other methods
  • All of the above
The method of irrigation suitable for row crops is :
  • Flooding
  • Check basin
  • Furrow
  • Drip
The implements used for land levelling include :
  • Scrapers
  • Soil movers
  • Both a and b
  • None of these
I hectare metre is equal to :
  • 10 m3
  • 100 m3
  • 1,000 m3
  • 10,000 m3
The discharge (Q) in l/second of a submerged orifice can be expressed (A =Area, cm2, H = head, cm L = length, cm) :
  • 0.027 A
  • 0.0184 LH3/2
  • 0.0186LH3/2
  • 0.0138 H5/2
The contribution of south-west monsoon in total preciptitation of the country is around :
  • 400 mham
  • 100 mham
  • 300 mham
  • 200 mham
The water movement in soil comprises of :
  • Infiltration
  • Redistribution
  • Withdrawl
  • All of the above
Which type of water movement in the soil is more important from crop production point of view :
  • Saturated flow
  • Unsaturated flow
  • Vapour movement
  • All of the above
The volume of water movement in the soil is the highest in :
  • Saturated flow
  • Unsaturated flow
  • Vapour movement
  • All of these
The contribution of south-west monsoon to the total precipitation in the country is around :
  • 60-70%
  • 70-80%
  • 80-90%
  • 90-100%
Which one of the following is a contact selective herbicide :
  • Dicryl
  • Propanil
  • Pentanochlor
  • All of these
Which weed species belong to leguminoseae family :
  • Tephrosiapurpurea
  • Prosopisjuliflora
  • Alhagicamelorum
  • All of these
Synoptic methods involve detailed analysis of current weather reports from :
  • Small area
  • Large area
  • Both of the above
  • Only agricultural fields
Which of the genetically modified crop has been released for commercial cultivation in India :
  • Bt cotton
  • Bt mustard
  • Herbicide resistant soybean
  • All of these
A herbicide that kills the target plant by way of inducing excessive production of singler oxygen in its green tissue cells is called as :
  • Notorious herbicide
  • Laser herbicide
  • Micro herbicide
  • None of these
Crop plants with early vigour and capable of smothering the later weed seedlings are known as :
  • Smother crop
  • Trap crop
  • No-till crop
  • Break crop
The ratio of surface area of a seed or fruit to its weight is known as :
  • Voilure coefficient
  • Adsorption coefficient
  • Diffusion coefficient
  • None of these
Cuscuta in Lucerne field can be controlled by use of :
  • Paraquat
  • Atrazine
  • Metsuluron
  • 2, 4-D
The post emergence herbicide suitable for weed control in wheat+mustard intercropping is :
  • Isoproturon
  • Pendimethalin
  • Oxyfluorfen
  • Fluchloralin
Which one of the following is a winter season annual weed :
  • Asphodelustenifolius
  • Coronopusdidymus
  • Melilouts alba
  • All of these
The herbicides belonging to ----- group are called notorious herbicides because of their long persistence in soil :
  • Triazine
  • Phenoxy
  • Dipyridyls
  • Ureas
The term adjuvants include :
  • Surfactants and stabilizing agents
  • Coupling agents and hygroscopic agents
  • Stickers and activators
  • All of these
The spray droplets are considered drift susceptible when they have a diameter :
  • < 150
  • 150-300
  • 300-450
  • None of these
The primary biochemical mode of action of naptalam is :
  • Anti-geotropism
  • Electron transport deflection
  • Electron transport blockage
  • Interference with photophosphorylation
Which one of the following is a sulfony urea herbicide :
  • Thifensulfuron
  • Mestulfuron
  • Chlorsulfuron
  • All of these
The chemical name of glyphosate is :
  • N-(phosponomethyl) glycine
  • S-ethydipropylthiocarbamate
  • 3,4-dichloropropionalide
  • N-1naphthy iphthalamic acid
The enzyme responsible for selectivity to triazines in maize is :
  • Glutathione-s-transferase
  • Arylacyamineamidohydralase
  • RuBP carboxylase
  • None of these
The first dryland research station in India was established in 1923 at :
  • Manjiri
  • Bijapur
  • Solapur
  • Raichur
All rainfalls exceeding-----cm in a day cause runoff :
  • 5
  • 10
  • 15
  • 20
The most efficient method of irrigation in sand dune affected areas of Rajasthan is :
  • Drip irrigation
  • Sprinkler irrigation
  • Check basin irrigation
  • Furrow irrigation
The period expressed in number of days for which irrigation water is supplied to a crop represents the ---- of water :
  • Delta
  • Duty
  • Base
  • None of these
The oil content of soybean is :
  • 40%
  • 35%
  • 20%
  • 25%
The plants not injured by chilling injury include :
  • Sunflower
  • Potato
  • Flax
  • All of these
The paddy to rice recovery is :
  • 2/3
  • 3/4
  • 1/2
  • 1/3
When one row is skipped and the population is adjusted by decreasing intra-row spacing, it is known as :
  • Skip row planting
  • Paired row planting
  • Rectangular planting
  • Cheack row planting
The cropping system with different crop heights is called :
  • Multiple cropping system
  • Multi-storied cropping system
  • Intercropping system
  • Relay cropping
The crop which is grown for attracting the insect is called :
  • Trap crop
  • Companion crop
  • Augment crop
  • None of these
When water stress occurs after flowering, the duration of the crop :
  • Increases
  • Decreases
  • Doesn't affected
  • None of these
The instrument used for measuring wind velocity is :
  • Altometer
  • Hydrometer
  • Pyranometer
  • Anemometer
Horse Hoeing Husbandry was advocated by :
  • Jethro Tull
  • Russell
  • Von Helmont
  • Gilbert
The herbicide that could be used as an anti-transpirant or transpiration suppressam :
  • Clomazone
  • Trifluralin
  • Artazine
  • 2, 4-D
The velocity of running water can be measured by :
  • Water meter
  • Current meter
  • Thermocouple psychrometer
  • Piezometer
The term migration coefficient is proposed by :
  • Donald
  • Nichiporovic
  • Waston
  • E S Beaven
Troll considered which of the following for climatic classification :
  • Humid months & Temperature
  • Temperature & Evaporation
  • Rainfall & PET
  • None of these
Coefficient of variation of rainfall in the arid and sub-tropics is around :
  • 10%
  • 20%
  • 30%
  • 40%
If the fibre length of a cotton variety/hybrid is 25 mm, it is classified as :
  • Short staple cotton
  • Medium staple cotton
  • Long staple cotton
  • Extra long staple cotton
The soaking of paddy in water, steaming it in hot water and drying it in the sum be milling treatment is known as parboiling which :
  • Makes husk removal easier
  • Toughens the grain for milling
  • Improves the keeping quality of rice
  • All of the above
The inoculation of sed legumes with Rhizobium culture is done :
  • 1 day before sowing
  • 2 days defore sowing
  • 10-12 hrs before sowing
  • 3 days before sowing
The most sustainable Agriculture system is :
  • LEIA
  • LEISA
  • HEIA
  • None of these
Watershed is a :
  • Hydrological unit
  • Geohydrological unit
  • Geographical unit
  • Rainfall unit
Which one of the following grass is used for sand dune stabilization :
  • Laisurussindicus
  • Dicanthiumannulatum
  • cynodondactylon
  • Panicumantidotale
Thornthwaite and Mather (1955) classified climate on the basis of :
  • Aridity Index
  • Arid zone climate
  • Xerothermic
  • Moisture Index
Which of the following research method takes advantage of unusual situation with number of available cases is very small :
  • Historical method
  • Case method
  • Survey method
  • Empirical method
The word PET was coined by :
  • Sarkar and Biswas
  • Ramdas
  • Thornthwaite
  • Hargreaves
Masonobu Fukuoka advocated :
  • Organic farming
  • Chemical farming
  • Natural farming
  • None of these
The value of Sustainbility Yield Index (SYI) lies between :
  • 0 to +1
  • -1 to +1
  • Above 1
  • None of these
Find out the gross amount of water to be irrigated if net amount of irrigation is 25 cm and irrigation efficiency is 80% :
  • 31.25 cm
  • 25 cm
  • 50 cm
  • None of these
What is the quantum of available water for a soil with field capacity 40%, wilting point 20%and actual moisture percentage 35 :
  • 37%
  • 60%
  • 66%
  • None of these
The yield per plant in chilli spaced st 1m x 1m is 75g. What is the expected yield from 2 ha field if the final plant stand is 80% :
  • 1,000 Kg
  • 1,200 Kg
  • 1,500 Kg
  • None of these
In an experiment, sorghum yielded 50q/ha and 40q/ha, and pigeonpea yielded 20 q/ha and 10q/ha under sole and intercropping systems, respectively. What is the Land Equivalent Ratio (LER) :
  • 1.3
  • 1.4
  • 1.5
  • 1.6
A location receives an average rainfall of 800 mm. If the PET is 1500 mm, the moisture availability index according to Thornthwaite and Mather (1955) is :
  • -53.33%
  • 53.33%
  • -46.66%
  • 46.66%
Albedo of field crops is of the order of :
  • 0.15-0.20
  • 0.10-0.15
  • 0.05-0.10
  • 0.20-0.30
Lyslmeter installed in a cropping field quantifies :
  • PE
  • Actual ET
  • Soil evaporation
  • PET
The year 1933 is associated with :
  • Famine commission
  • ICAR review committee report
  • Establishment of dry farming centres
  • Launching of AICRPDA
The operation carried out for weed control and to break the surface crust is :
  • Ploughing
  • Blind tillage
  • Subsoilling
  • None of these
Yield increase in hybrid rice over HYV is to the tune of :
  • 10%
  • 20%
  • 30%
  • 40%
In drill sown rice which of the following operation not carried out :
  • Holdta (planting in standing water)
  • Intercultivation
  • Puddling
  • Weeding
Nitrogen use efficiency in roce is around :
  • 10-20%
  • 30-40%
  • 40-50%
  • None of these
Mycoherbicide released for common use is :
  • Bioline
  • Biodine
  • Biokill
  • Devine
PUFA content is the highest in :
  • Coconut oil
  • Safflower oil
  • Groundnut oil
  • Mustard oil
Oleoresin is an important production of :
  • Potato
  • Chilli
  • Cotton
  • Tomato
Almost a constant amount of solar radiation is emitted by the sun continuously. This ---- cal/cm2/min :
  • 1.94
  • 1.90
  • 1.98
  • 2.00
I bar pressure is equal to how many cm of water column :
  • 980
  • 1000
  • 1023
  • None of above
Schofield is associated with :
  • Neutron moisture meter
  • Electron moisture box
  • Pressure plate apparatus
  • Log of soil moisture
I acre inch of water is equivalent to how many litres of water :
  • 1,02,800
  • 1,26,800
  • 1,40,000
  • 1,50,000
The flow rate when the water running out of a tube filles 10 litre cane in 10 seconds in :
  • 0.5 l/sec
  • 1.0 l/sec
  • 1.5 l/sec
  • 10 l/sec
Cumulative pan evaporation required for irrigation at 0.5 ratio to a depth of 5 cm is :
  • 10 cm
  • 25 cm
  • 5 cm
  • None of these
The intercropping systems are profitable when the land equivalent ratio is :
  • 0.50
  • 0.75
  • 1.00
  • 1.25
Cocklebur seeds dispersed by :
  • Wind
  • Water
  • Sheep and other animals
  • None of these
Weed that escapes in wheat by mimicry is :
  • Canary grass
  • Wild oat
  • Both a and b
  • None of these
The epinasty of stem and leaves of cotton is due to phyto-toxic effect of :
  • Atrazine
  • 2, 4-D
  • Simazine
  • None of these
If a herbicide as 50 WP sprayed at the rate of 2.75 kg/ha a.i. in 5 hectare, calculate commercial product :
  • 27.5 kg
  • 12.5 kg
  • 55.0 kg
  • None of these
The censor mechanism of dispersal is found in :
  • Carthamusoxyacamtha
  • Argemone Mexicana
  • Calotropissp
  • All of the above
Which agronomic practice has been used to prevent greening in potato :
  • Delayed sowing
  • Earthing up
  • Closer spacing
  • All of these
Hybrid rice was first developed in :
  • India
  • Japan
  • China
  • USA
Which of the following are used as fiber crops :
  • Corchoruscapsularis
  • helianthus annus
  • Linumusitatissimum
  • Both a and c
Water use efficiency is defined as :
  • Dry matter produced per unit of water used by the crop
  • Economic yield per unit of irrigation water applied
  • Ratio of water used by the crop to the irrigation water applied
  • Ratio of net irrigation to gross irrigation including other loss
Which of the following chemicals/materials have been extensively used to induce the off :
  • NaCl
  • Bentonite
  • Asphalt
  • All of the above
Which of the following is used to retard water loss from the ponds :
  • Cetyl alcohol
  • Ethyl alcohol
  • Methyl alcohol
  • All of the above
The traditional water harvesting techniques include :
  • Baories and talabs
  • Khsdins and tankas
  • Talai and samond
  • All of the above
The seed rate (kg ha-1) required for sugarbeet planting is :
  • 6-8
  • 8-10
  • 10-12
  • 12-14
Rainfall st the time of maturity of tobacco is undesirable as it causes :
  • Lodging
  • Leaves to got rotten
  • Leaves to get shattered
  • Washing down of gums and resins from leaf
Garden pea was probably distinguished from field pea in 1536 AD, but their common began after :
  • 1586 AD
  • 1600 AD
  • 1675 AD
  • 1700 AD
Some varieties of ---- are resisant to wilt due to presence of hydro-cyanides in root exudates :
  • Sunflower
  • Safflower
  • Castor
  • Linseed
The Mexican poppy (Argemone Mexicana) belongs to ---- family :
  • Papaveraceae
  • Euphorbiaceae
  • Amarnthaceae
  • Verbenaceae
Blind hoeing refers to :
  • Summer ploughing
  • Hoeing in standing crop rows
  • Primary tillage
  • Hoeing before germination
The first irrigation commission was launched in :
  • 1901
  • 1969
  • 1972
  • 1976
Multi-storey cropping system is practiced in :
  • Jammu and Kashmir
  • Karnataka and Kerala
  • Bihar and Madhya Pradesh
  • Rajasthan and Haryana