AGRONOMY- PAGE 1
AGRONOMY- PAGE 1 MCQs
1:-Competition between associated crops in mixed crop communities has been discussed in depth by __________
A:-Beer
B:-Donald
C:-De wit
D:-Willey
Ans: D
2:-Dryland farming is the cultivation of crops in regions with annual precipitation of __________
A:-<1500 mm
B:-<750 mm
C:->750 mm
D:->1500 mm
Ans: C
3:-The moisture index of a humid (B3) region falls in the range of _________
A:-100 and above
B:-80 to 100
C:-60 to 80
D:-40 to 60
Ans: C
4:-_________ is considered the Father of Tillage.
A:-Pietro de Cresenzi
B:-Jethro Tull
C:-Justus Von Liebig
D:-Boussinghault
Ans: B
5:-If the yields of groundnut and red gram grown as pure crops are 1200 and 1000 kg/ha respectively, and their yields as intercrops are 1000 and 600 kg/ha respectively, the land equivalent ratio of groundnut + red gram intercropping system is ___________
A:-2.8
B:-1.43
C:-1.5
D:-1.8
Ans: B
6:-NICRA programme launched by ICAR during the XI plan period focuses on ____________
A:-Climate Resilient Agriculture
B:-Crop Resurrection Agriculture
C:-Continuous Rainfed Agriculture
D:-Conservation and Restoration Agriculture
Ans: A
7:-Crop coefficient is the ratio between ___________
A:-Etc and ETo
B:-PET and ETo
C:-PET and ETc
D:-PE and PET
Ans: A
8:-A gradient of __________ degrees is the limit of operating efficiency for machines working on slopes.
A:-6-8
B:-8-10
C:-10-12
D:-12-14
Ans: D
9:-An example for a Sloping Agricultural Land Technology (SALT) is __________
A:-Jhum
B:-Taungya
C:-Modan
D:-Diara
Ans: B
10:-_________ is an example of a reflectant type anti transparent.
A:-Phenyl mercuric acetate
B:-Mobi-leaf
C:-Ascorbic acid
D:-Kaoline
Ans: D
11:-The method of irrigation adopted for widely spaced plants like coconut palms is _________
A:-ring basin method
B:-furrow method
C:-check basin method
D:-border irrigation
Ans: A
12:-Which of the following is not used as a cover crop for soil and water conservation?
A:-Mikania
B:-Calopo
C:-Centro
D:-Mucuna
Ans: A
13:-The Farming Systems Research Station under the Kerala Agricultural University is located at ___________
A:-Thiruvalla
B:-Balaramapuram
C:-Kottarakkara
D:-Kumarakom
Ans: C
14:-Vertical mulching is a practice commonly followed to improve infiltration and storage of rain water in __________ soils.
A:-red
B:-alluvial
C:-laterite
D:-black
Ans: D
15:-In general, bulk density of soil ranges from __________ g/`text(cm)^3` .
A:-2 to 3
B:-0.5 to 0.75
C:-1 to 1.5
D:-5 to 7.5
Ans: C
16:-Tillage operations carried out in the standing crop are together called __________
A:-secondary tillage
B:-earthing up
C:-after cultivation
D:-inter cultivation
Ans: C
17:-A practice in multiple cropping system which helps to control problematic weeds and pests is ___________
A:-strip cropping
B:-relay cropping
C:-crop rotation
D:-multi-tier cropping
Ans: C
18:-The land configuration recommended by ICRISAT for medium to deep black soils receiving 700-1300 mm rainfall and up to a maximum of 5 percent slope is __________
A:-dead furrows
B:-catch pits
C:-broad beds and furrows
D:-tied ridges
Ans: C
19:-The amount of water required for each irrigation for scheduling irrigation at IW/CPE ratio of 0.5 with 10 cm of CPE is ___________
A:-0.05 cm
B:-5 cm
C:-20 cm
D:-10.5 cm
Ans: B
20:-The process of deep ploughing done to break open hard pans is known as ___________
A:-sub soiling
B:-basin listing
C:-discing
D:-scooping
Ans: A
A:-Beer
B:-Donald
C:-De wit
D:-Willey
Ans: D
2:-Dryland farming is the cultivation of crops in regions with annual precipitation of __________
A:-<1500 mm
B:-<750 mm
C:->750 mm
D:->1500 mm
Ans: C
3:-The moisture index of a humid (B3) region falls in the range of _________
A:-100 and above
B:-80 to 100
C:-60 to 80
D:-40 to 60
Ans: C
4:-_________ is considered the Father of Tillage.
A:-Pietro de Cresenzi
B:-Jethro Tull
C:-Justus Von Liebig
D:-Boussinghault
Ans: B
5:-If the yields of groundnut and red gram grown as pure crops are 1200 and 1000 kg/ha respectively, and their yields as intercrops are 1000 and 600 kg/ha respectively, the land equivalent ratio of groundnut + red gram intercropping system is ___________
A:-2.8
B:-1.43
C:-1.5
D:-1.8
Ans: B
6:-NICRA programme launched by ICAR during the XI plan period focuses on ____________
A:-Climate Resilient Agriculture
B:-Crop Resurrection Agriculture
C:-Continuous Rainfed Agriculture
D:-Conservation and Restoration Agriculture
Ans: A
7:-Crop coefficient is the ratio between ___________
A:-Etc and ETo
B:-PET and ETo
C:-PET and ETc
D:-PE and PET
Ans: A
8:-A gradient of __________ degrees is the limit of operating efficiency for machines working on slopes.
A:-6-8
B:-8-10
C:-10-12
D:-12-14
Ans: D
9:-An example for a Sloping Agricultural Land Technology (SALT) is __________
A:-Jhum
B:-Taungya
C:-Modan
D:-Diara
Ans: B
10:-_________ is an example of a reflectant type anti transparent.
A:-Phenyl mercuric acetate
B:-Mobi-leaf
C:-Ascorbic acid
D:-Kaoline
Ans: D
11:-The method of irrigation adopted for widely spaced plants like coconut palms is _________
A:-ring basin method
B:-furrow method
C:-check basin method
D:-border irrigation
Ans: A
12:-Which of the following is not used as a cover crop for soil and water conservation?
A:-Mikania
B:-Calopo
C:-Centro
D:-Mucuna
Ans: A
13:-The Farming Systems Research Station under the Kerala Agricultural University is located at ___________
A:-Thiruvalla
B:-Balaramapuram
C:-Kottarakkara
D:-Kumarakom
Ans: C
14:-Vertical mulching is a practice commonly followed to improve infiltration and storage of rain water in __________ soils.
A:-red
B:-alluvial
C:-laterite
D:-black
Ans: D
15:-In general, bulk density of soil ranges from __________ g/`text(cm)^3` .
A:-2 to 3
B:-0.5 to 0.75
C:-1 to 1.5
D:-5 to 7.5
Ans: C
16:-Tillage operations carried out in the standing crop are together called __________
A:-secondary tillage
B:-earthing up
C:-after cultivation
D:-inter cultivation
Ans: C
17:-A practice in multiple cropping system which helps to control problematic weeds and pests is ___________
A:-strip cropping
B:-relay cropping
C:-crop rotation
D:-multi-tier cropping
Ans: C
18:-The land configuration recommended by ICRISAT for medium to deep black soils receiving 700-1300 mm rainfall and up to a maximum of 5 percent slope is __________
A:-dead furrows
B:-catch pits
C:-broad beds and furrows
D:-tied ridges
Ans: C
19:-The amount of water required for each irrigation for scheduling irrigation at IW/CPE ratio of 0.5 with 10 cm of CPE is ___________
A:-0.05 cm
B:-5 cm
C:-20 cm
D:-10.5 cm
Ans: B
20:-The process of deep ploughing done to break open hard pans is known as ___________
A:-sub soiling
B:-basin listing
C:-discing
D:-scooping
Ans: A
21:-Among the following terms which one is odd
A:-Watershed
B:-Command area
C:-Catchment area
D:-Drainage basin
Ans: B
22:-In 1:50,000 toposheet, contour lines are given at
A:-20 km
B:-10 km
C:-25 km
D:-50 km
Ans: A
23:-Plate like structure occur in
A:-Surface horizon
B:-B. Horizon
C:-Any part of the profile
D:-C. Horizon
Ans: C
24:-Soils of arid region are generally low in two constituents
A:-P and K
B:-Fe and Mn
C:-OM and nitrogen
D:-All the above
Ans: C
25:-Legumes have a marked preference for
A:-Potassium
B:-Calcium
C:-Phosphate
D:-Sulfate
Ans: B
26:-________ is a rare constituent of atomspheric precipitation.
A:-`"NH_3"`
B:-`"NO_2"`
C:-`"NO_3"`
D:-`"NO_2"` and organically bound nitrogen
Ans: D
27:-Accepted tolerable limit of annual soil loss is
A:-16-20 Mg/ha
B:-12-16 Mg/ha
C:-4-12 Mg/ha
D:-20-25 Mg/ha
Ans: C
28:-The most easily eroded soil particles are having size in the range of
A:-0.01 mm to 0.05 mm
B:-0.10 mm to 0.20 mm
C:-0.05 mm to 0.10 mm
D:-0.10 mm to 0.50 mm
Ans: D
29:-________ form of sulfur is predominant in humid region surface soil.
A:-Mineral
B:-Inorganic
C:-Organic
D:-All the above
Ans: C
30:-Reclamation of sodic soils is usually done by
A:-Gypsum application
B:-Leaching with water
C:-Sulfur application
D:-Gypsum application and leaching with water
Ans: D
31:-An index which is widely used to represent quantum of aggregates
A:->1.0 mm
B:-1.0 mm
C:-0.5 mm
D:->0.25 mm
Ans: D
32:-`SO_4^{2-}` adsorption is restricted to
A:-Acidic soils
B:-Alkaline soils
C:-Neutral soils
D:-Neutral to alkaline soils
Ans: A
33:-Azotobacter chroococcum is found in
A:-Near neutral soil condition
B:-Alkaline soil condition
C:-Acidic soil condition
D:-Near neutral and slightly alkaline condition
Ans: D
34:-The deficiency range of hot water extractable boron is
A:-<0.5 mg/kg
B:-<1.0 mg/kg
C:-<0.1 mg/kg
D:-<2.0 mg/kg
Ans: A
35:-Safe limit of nitrate in drinking water is
A:-10 mg/L
B:-45 mg/L
C:-20 mg/L
D:-5 mg/L
Ans: A
36:-_________ is a nitrification inhibitor.
A:-Isibutylidene diurea
B:-Neem cake
C:-Urea form
D:-All the above
Ans: B
37:-The first objective of watershed management is
A:-Enhancement of agricultural productivity
B:-Improvement of water yields
C:-Conservation of natural resources
D:-Rehabilitation of natural resources
Ans: D
38:-_________ are an important part of "Ela" system.
A:-Arable lands
B:-Non arable lands
C:-Village streams
D:-Grazing lands
Ans: C
39:-Mini watershed has an area of ________ square kilometer.
A:-1-10
B:-10-100
C:-<1.0
D:-100-200
Ans: B
40:-Rainfall in excess of _________ is always causing runoff.
A:->50.0 mm/day
B:->12.5 mm/day
C:->10.0 mm/day
D:->25.0 mm/day
Ans: A
41:-Soil surveys began in the year
A:-1869
B:-1899
C:-1929
D:-1935
Ans: B
42:-The name "Ustochrept" is used to identify a
A:-Suborder
B:-Great group
C:-Subgroup
D:-None of the above
Ans: B
43:-Regur formation is dominant in
A:-Laterite soil
B:-Podzols
C:-Saline soils
D:-Black cotton soil
Ans: D
44:-In soils, cohesion is due to
A:-Vander Waal's forces
B:-Electrostatic attraction
C:-Cationic bridge
D:-All the above
Ans: D
45:-The general range of organic matter content of mineral soils is
A:-0.5-1.5%
B:-2.0-5.0%
C:-1.0-20.0%
D:-1.0-10.0%
Ans: D
46:-Erosivity index was developed by
A:-Wischmeir
B:-Wischmeir and Smith
C:-Smith
D:-Kohnke and Bertrand
Ans: A
47:-In the Universal soil loss equation, factors that are amenable to manipulation are
A:-R and K
B:-L and S
C:-C and P
D:-All the above
Ans: C
48:-The first earth resource technology satellite is
A:-IRS - 1A
B:-IRS - 1B
C:-IRS - 1C
D:-ERST - 1
Ans: D
49:-The number of phases to be completed in planning and execution of watershed management programme
A:-4
B:-3
C:-5
D:-6
Ans: B
50:-The year of start of NWDPRA is
A:-1987
B:-1988
C:-1986
D:-1989
Ans: C
A:-Watershed
B:-Command area
C:-Catchment area
D:-Drainage basin
Ans: B
22:-In 1:50,000 toposheet, contour lines are given at
A:-20 km
B:-10 km
C:-25 km
D:-50 km
Ans: A
23:-Plate like structure occur in
A:-Surface horizon
B:-B. Horizon
C:-Any part of the profile
D:-C. Horizon
Ans: C
24:-Soils of arid region are generally low in two constituents
A:-P and K
B:-Fe and Mn
C:-OM and nitrogen
D:-All the above
Ans: C
25:-Legumes have a marked preference for
A:-Potassium
B:-Calcium
C:-Phosphate
D:-Sulfate
Ans: B
26:-________ is a rare constituent of atomspheric precipitation.
A:-`"NH_3"`
B:-`"NO_2"`
C:-`"NO_3"`
D:-`"NO_2"` and organically bound nitrogen
Ans: D
27:-Accepted tolerable limit of annual soil loss is
A:-16-20 Mg/ha
B:-12-16 Mg/ha
C:-4-12 Mg/ha
D:-20-25 Mg/ha
Ans: C
28:-The most easily eroded soil particles are having size in the range of
A:-0.01 mm to 0.05 mm
B:-0.10 mm to 0.20 mm
C:-0.05 mm to 0.10 mm
D:-0.10 mm to 0.50 mm
Ans: D
29:-________ form of sulfur is predominant in humid region surface soil.
A:-Mineral
B:-Inorganic
C:-Organic
D:-All the above
Ans: C
30:-Reclamation of sodic soils is usually done by
A:-Gypsum application
B:-Leaching with water
C:-Sulfur application
D:-Gypsum application and leaching with water
Ans: D
31:-An index which is widely used to represent quantum of aggregates
A:->1.0 mm
B:-1.0 mm
C:-0.5 mm
D:->0.25 mm
Ans: D
32:-`SO_4^{2-}` adsorption is restricted to
A:-Acidic soils
B:-Alkaline soils
C:-Neutral soils
D:-Neutral to alkaline soils
Ans: A
33:-Azotobacter chroococcum is found in
A:-Near neutral soil condition
B:-Alkaline soil condition
C:-Acidic soil condition
D:-Near neutral and slightly alkaline condition
Ans: D
34:-The deficiency range of hot water extractable boron is
A:-<0.5 mg/kg
B:-<1.0 mg/kg
C:-<0.1 mg/kg
D:-<2.0 mg/kg
Ans: A
35:-Safe limit of nitrate in drinking water is
A:-10 mg/L
B:-45 mg/L
C:-20 mg/L
D:-5 mg/L
Ans: A
36:-_________ is a nitrification inhibitor.
A:-Isibutylidene diurea
B:-Neem cake
C:-Urea form
D:-All the above
Ans: B
37:-The first objective of watershed management is
A:-Enhancement of agricultural productivity
B:-Improvement of water yields
C:-Conservation of natural resources
D:-Rehabilitation of natural resources
Ans: D
38:-_________ are an important part of "Ela" system.
A:-Arable lands
B:-Non arable lands
C:-Village streams
D:-Grazing lands
Ans: C
39:-Mini watershed has an area of ________ square kilometer.
A:-1-10
B:-10-100
C:-<1.0
D:-100-200
Ans: B
40:-Rainfall in excess of _________ is always causing runoff.
A:->50.0 mm/day
B:->12.5 mm/day
C:->10.0 mm/day
D:->25.0 mm/day
Ans: A
41:-Soil surveys began in the year
A:-1869
B:-1899
C:-1929
D:-1935
Ans: B
42:-The name "Ustochrept" is used to identify a
A:-Suborder
B:-Great group
C:-Subgroup
D:-None of the above
Ans: B
43:-Regur formation is dominant in
A:-Laterite soil
B:-Podzols
C:-Saline soils
D:-Black cotton soil
Ans: D
44:-In soils, cohesion is due to
A:-Vander Waal's forces
B:-Electrostatic attraction
C:-Cationic bridge
D:-All the above
Ans: D
45:-The general range of organic matter content of mineral soils is
A:-0.5-1.5%
B:-2.0-5.0%
C:-1.0-20.0%
D:-1.0-10.0%
Ans: D
46:-Erosivity index was developed by
A:-Wischmeir
B:-Wischmeir and Smith
C:-Smith
D:-Kohnke and Bertrand
Ans: A
47:-In the Universal soil loss equation, factors that are amenable to manipulation are
A:-R and K
B:-L and S
C:-C and P
D:-All the above
Ans: C
48:-The first earth resource technology satellite is
A:-IRS - 1A
B:-IRS - 1B
C:-IRS - 1C
D:-ERST - 1
Ans: D
49:-The number of phases to be completed in planning and execution of watershed management programme
A:-4
B:-3
C:-5
D:-6
Ans: B
50:-The year of start of NWDPRA is
A:-1987
B:-1988
C:-1986
D:-1989
Ans: C
51:-The number of major categories of soil grouping in the land capability classification is
A:-8
B:-3
C:-4
D:-2
Ans: B
52:-The USLE model applies to
A:-Sheet and Rill erosion
B:-Gully or stream bank erosion
C:-Soil loss from watersheds
D:-Soil loss from individual storms
Ans: A
53:-The speed corresponding to the energy needed for runoff to detach soil particles is
A:->10 cm/S
B:->25 cm/S
C:->30 cm/S
D:->40 cm/S
Ans: B
54:-Crops suited for cultivation in land with gentle slopes
A:-Close growing crops
B:-Any type of crop
C:-Tree crops
D:-Semi perennials
Ans: A
55:-_________ ha is taken as a unit for planning water shed development programme at the village level.
A:-500 ha
B:-1-50 ha
C:-50-100 ha
D:-500-1000 ha
Ans: A
56:-Classification scheme proposed by Vames (1978) is used to classify
A:-Landslides
B:-Gullies
C:-Sheet erosion
D:-Fluvial erosion
Ans: A
57:-National Rainfed Area Authority was set up Govt. of India in the year
A:-2005
B:-2006
C:-2007
D:-2008
Ans: B
58:-The extent of vegetation cover required to prevent splash erosion is
A:-50%
B:-55%
C:-60%
D:-70%
Ans: D
59:-When the degree of slope doubles, the amount of erosion per unit are increases by
A:-1%
B:-2%
C:-2.5%
D:-4%
Ans: C
60:-Which one of the following compounds contains highest % of `"P_2O_5"`
A:-Triple superphosphate
B:-Single superphosphate
C:-Enriched superphosphate
D:-Superphosphoric acid
Ans: D
61:-The ratio of total area cropped in a year to the land area available for cultivation and expressed in percentage is the _________
A:-Cultivated land utilization index
B:-Multiple cropping index
C:-Crop intensity index
D:-Relative cropping intensity index
Ans: B
62:-The deep clay to clay loam soils developed in the semi acid areas of Deccan plateau are known as ________
A:-Alfisols
B:-Vertisols
C:-Inceptisols
D:-Entisols
Ans: B
63:-1 bar = _________ cm of water column (approximately)
A:-100 mm
B:-75 cm
C:-100 cm
D:-1000 cm
Ans: D
64:-Conservation tillage system are methods of soil tillage which leave at least ________ per cent of the crop residue on the soil surface.
A:-5
B:-10
C:-20
D:-30
Ans: D
65:-The seed rate to be adopted for a crop depends on the plant spacing, test weight and _______
A:-size of seed
B:-area to be planted
C:-yield potential
D:-germination percentage
Ans: D
66:-Hyper acid zones are those having an aridity index of __________
A:-<0.03
B:-0.03 to 0.10
C:-0.03 to <0.20
D:-0.20 to 0.50
Ans: A
67:-In India, __________ percent of total annual rainfall is received during the South West monsoon season.
A:-75
B:-65
C:-50
D:-40
Ans: A
68:-Among the following, __________ is not an implement for secondary tillage.
A:-Cultivator
B:-Disc plough
C:-Harrow
D:-Plank and roller
Ans: B
69:-A cropping system in which crop intensification occurs only in time dimension is ________
A:-Multi tier cropping
B:-Sequential cropping
C:-Relay cropping
D:-Mixed cropping
Ans: B
70:-The 'stress hormone' which imparts drought tolerance to plant is ________
A:-IAA
B:-ABA
C:-GA
D:-Cytokinin
Ans: B
71:-Underground layer of porous rocks or soils saturated with water from above which yield significant amounts of water are called __________
A:-aquicludes
B:-aquifers
C:-aquitards
D:-water tables
Ans: B
72:-__________ is defined as the physical condition of the soil in relation to crop growth.
A:-Mellowness
B:-Friability
C:-Tilth
D:-Aggregation
Ans: C
73:-Growing of two or more crops simultaneously on the same piece of land with a definite row pattern is known as
__________
A:-Intercropping
B:-Multiple cropping
C:-Relay cropping
D:-Polyculture
Ans: A
74:-The Central Soil and Water Conservation Research and Training Institute is located at ___________
A:-Dehradun
B:-Pantnagar
C:-Lucknow
D:-Hyderabad
Ans: A
75:-__________ law states that the flow of water through a unit cross section of soil is proportional to the gradient of hydraulic head.
A:-Beer's
B:-Bernouli's
C:-Liebig's
D:-Darcy's
Ans: D
76:-__________ is a herbicide used for weed control in zero tillage.
A:-2,4-D
B:-Oxyfluorfen
C:-Glyphosate
D:-Cyhalofop butyl
Ans: C
77:-Overall biological advantage of intercropping is indicated when the LER is __________
A:-1
B:-<1
C:->1
D:-0
Ans: C
78:-Climatic clarification based on moisture index, seasonal variation in rainfall, humidity index and aridity index was proposed by __________
A:-Koppen
B:-Troll
C:-Gaussen
D:-Thornthwaite and Mather
Ans: D
79:-The upper limit of available moisture for plants is given by the soil moisture constant, _________
A:-maximum water holding capacity
B:-field capacity
C:-permanent wilting point
D:-hygroscopic co-efficient
Ans: B
80:-The main objective of stubble mulch tillage is _________
A:-weed control
B:-improved soil aeration
C:-reduced evaporation
D:-soil and water conservation
Ans: D
81 Under moisture stress in plant, concentration of photosynthetic assimilates :-
A. Decreases
B. Increases
C. Remains constant
D. As usual
Ans: B
82 Escaping drought by the crops means :
A. Matures within the rainfall period
B. Germinate early
C. Matures late
D. Matures after rain
Ans: A
83 Under drought conditions, in awned varieties, awns contribute photosynthates about :-
A. 12%
B. 10%
C. 20%
D. 50%
Ans: A
84 Water infiltration in soil means :-
A. Water movement in soil
B. Water enters in soil
C. Percolation
D. Leaching
Ans: B
85 Pratap (C-50) is the variety of crop :-
A. Wheat
B. Sesamum
C. Dill
D. Maize
Ans: B
86 Most adaptive crop under moisture limited condition is :-
A. Rice
B. Maize
C. Wheat
D. Sesamum
Ans: D
87 When field varies in fertility which experimental design is appropriate ?
A. CRD
B. RBD
C. Split plot
D. Paired row
Ans: B
88 For the multi factor study which experimental design is more appropriate ?
A. BRD
B. RBD
C. CRD
D. Split Plot
Ans: D
89 Dependency of one factor on other could be calculated by appropriate method :-
A. Student T test
B. Mean
C. Correlation
D. Harmonic Mean
Ans: C
90 India is divided in how many Agroecosubregions :-
A. 20
B. 30
C. 50
D. 60
Ans: D
91 Based on the recent estimates, Bikaner and Jaisalmer are delineated in the Agroclimatic Zone of :-
A. I A
B. II A
C. I C
D. II C
Ans: C
92 Fresh water bodies including rivers and streams are known as :-
A. Lentic
B. Lacustrine
C. Lotic or riverine
D. Palustrine
Ans: C
93 The pungency and odour in onion is due to :-
A. Nitrogen
B. Phosphorus
C. Potassium
D. Sulphur
Ans: D
94 According to the essentiality criteria of nutrients which one is correct (without it) :
A. Plant can not complete life cycle
B. Plant can complete life cycle
C. Plant can not grow
D. Plant can grow very well’
Ans: A
95. P fixation in acid soil starts below the pH :-
A. 7.0
B. 7.5
C. 6.5
D. 3.5
Ans: C
96. Soil moisture could be measured by :-
A. Picnometer
B. Moisture meter
C. Gravimetry method
D. Moisture meter & Gravimetry method Both
Ans: D
97. Micro nutrient use efficiency is more when these are applied :-
A. Through sprinkler
B. Foliar spray
C. Soil application
D. Through drip irrigation
Ans: B
98. Largest area under micro irrigation is in the state of :-
A. Bihar
B. U.P.
C. Rajasthan
D. Kerala
Ans: C
99. Which cropping system accommodate maximum crops in a piece of land within specified time :-
A. Mixed cropping
B. Relay cropping
C. Mixed cropping & Inter cropping
D. Inter cropping
Ans: C
100. Dry farming means cultivation of crops where rainfall is less than :-
A. 550 mm
B. 650 mm
C. 750 mm
D. 850 mm
Ans: C
A:-8
B:-3
C:-4
D:-2
Ans: B
52:-The USLE model applies to
A:-Sheet and Rill erosion
B:-Gully or stream bank erosion
C:-Soil loss from watersheds
D:-Soil loss from individual storms
Ans: A
53:-The speed corresponding to the energy needed for runoff to detach soil particles is
A:->10 cm/S
B:->25 cm/S
C:->30 cm/S
D:->40 cm/S
Ans: B
54:-Crops suited for cultivation in land with gentle slopes
A:-Close growing crops
B:-Any type of crop
C:-Tree crops
D:-Semi perennials
Ans: A
55:-_________ ha is taken as a unit for planning water shed development programme at the village level.
A:-500 ha
B:-1-50 ha
C:-50-100 ha
D:-500-1000 ha
Ans: A
56:-Classification scheme proposed by Vames (1978) is used to classify
A:-Landslides
B:-Gullies
C:-Sheet erosion
D:-Fluvial erosion
Ans: A
57:-National Rainfed Area Authority was set up Govt. of India in the year
A:-2005
B:-2006
C:-2007
D:-2008
Ans: B
58:-The extent of vegetation cover required to prevent splash erosion is
A:-50%
B:-55%
C:-60%
D:-70%
Ans: D
59:-When the degree of slope doubles, the amount of erosion per unit are increases by
A:-1%
B:-2%
C:-2.5%
D:-4%
Ans: C
60:-Which one of the following compounds contains highest % of `"P_2O_5"`
A:-Triple superphosphate
B:-Single superphosphate
C:-Enriched superphosphate
D:-Superphosphoric acid
Ans: D
61:-The ratio of total area cropped in a year to the land area available for cultivation and expressed in percentage is the _________
A:-Cultivated land utilization index
B:-Multiple cropping index
C:-Crop intensity index
D:-Relative cropping intensity index
Ans: B
62:-The deep clay to clay loam soils developed in the semi acid areas of Deccan plateau are known as ________
A:-Alfisols
B:-Vertisols
C:-Inceptisols
D:-Entisols
Ans: B
63:-1 bar = _________ cm of water column (approximately)
A:-100 mm
B:-75 cm
C:-100 cm
D:-1000 cm
Ans: D
64:-Conservation tillage system are methods of soil tillage which leave at least ________ per cent of the crop residue on the soil surface.
A:-5
B:-10
C:-20
D:-30
Ans: D
65:-The seed rate to be adopted for a crop depends on the plant spacing, test weight and _______
A:-size of seed
B:-area to be planted
C:-yield potential
D:-germination percentage
Ans: D
66:-Hyper acid zones are those having an aridity index of __________
A:-<0.03
B:-0.03 to 0.10
C:-0.03 to <0.20
D:-0.20 to 0.50
Ans: A
67:-In India, __________ percent of total annual rainfall is received during the South West monsoon season.
A:-75
B:-65
C:-50
D:-40
Ans: A
68:-Among the following, __________ is not an implement for secondary tillage.
A:-Cultivator
B:-Disc plough
C:-Harrow
D:-Plank and roller
Ans: B
69:-A cropping system in which crop intensification occurs only in time dimension is ________
A:-Multi tier cropping
B:-Sequential cropping
C:-Relay cropping
D:-Mixed cropping
Ans: B
70:-The 'stress hormone' which imparts drought tolerance to plant is ________
A:-IAA
B:-ABA
C:-GA
D:-Cytokinin
Ans: B
71:-Underground layer of porous rocks or soils saturated with water from above which yield significant amounts of water are called __________
A:-aquicludes
B:-aquifers
C:-aquitards
D:-water tables
Ans: B
72:-__________ is defined as the physical condition of the soil in relation to crop growth.
A:-Mellowness
B:-Friability
C:-Tilth
D:-Aggregation
Ans: C
73:-Growing of two or more crops simultaneously on the same piece of land with a definite row pattern is known as
__________
A:-Intercropping
B:-Multiple cropping
C:-Relay cropping
D:-Polyculture
Ans: A
74:-The Central Soil and Water Conservation Research and Training Institute is located at ___________
A:-Dehradun
B:-Pantnagar
C:-Lucknow
D:-Hyderabad
Ans: A
75:-__________ law states that the flow of water through a unit cross section of soil is proportional to the gradient of hydraulic head.
A:-Beer's
B:-Bernouli's
C:-Liebig's
D:-Darcy's
Ans: D
76:-__________ is a herbicide used for weed control in zero tillage.
A:-2,4-D
B:-Oxyfluorfen
C:-Glyphosate
D:-Cyhalofop butyl
Ans: C
77:-Overall biological advantage of intercropping is indicated when the LER is __________
A:-1
B:-<1
C:->1
D:-0
Ans: C
78:-Climatic clarification based on moisture index, seasonal variation in rainfall, humidity index and aridity index was proposed by __________
A:-Koppen
B:-Troll
C:-Gaussen
D:-Thornthwaite and Mather
Ans: D
79:-The upper limit of available moisture for plants is given by the soil moisture constant, _________
A:-maximum water holding capacity
B:-field capacity
C:-permanent wilting point
D:-hygroscopic co-efficient
Ans: B
80:-The main objective of stubble mulch tillage is _________
A:-weed control
B:-improved soil aeration
C:-reduced evaporation
D:-soil and water conservation
Ans: D
81 Under moisture stress in plant, concentration of photosynthetic assimilates :-
A. Decreases
B. Increases
C. Remains constant
D. As usual
Ans: B
82 Escaping drought by the crops means :
A. Matures within the rainfall period
B. Germinate early
C. Matures late
D. Matures after rain
Ans: A
83 Under drought conditions, in awned varieties, awns contribute photosynthates about :-
A. 12%
B. 10%
C. 20%
D. 50%
Ans: A
84 Water infiltration in soil means :-
A. Water movement in soil
B. Water enters in soil
C. Percolation
D. Leaching
Ans: B
85 Pratap (C-50) is the variety of crop :-
A. Wheat
B. Sesamum
C. Dill
D. Maize
Ans: B
86 Most adaptive crop under moisture limited condition is :-
A. Rice
B. Maize
C. Wheat
D. Sesamum
Ans: D
87 When field varies in fertility which experimental design is appropriate ?
A. CRD
B. RBD
C. Split plot
D. Paired row
Ans: B
88 For the multi factor study which experimental design is more appropriate ?
A. BRD
B. RBD
C. CRD
D. Split Plot
Ans: D
89 Dependency of one factor on other could be calculated by appropriate method :-
A. Student T test
B. Mean
C. Correlation
D. Harmonic Mean
Ans: C
90 India is divided in how many Agroecosubregions :-
A. 20
B. 30
C. 50
D. 60
Ans: D
91 Based on the recent estimates, Bikaner and Jaisalmer are delineated in the Agroclimatic Zone of :-
A. I A
B. II A
C. I C
D. II C
Ans: C
92 Fresh water bodies including rivers and streams are known as :-
A. Lentic
B. Lacustrine
C. Lotic or riverine
D. Palustrine
Ans: C
93 The pungency and odour in onion is due to :-
A. Nitrogen
B. Phosphorus
C. Potassium
D. Sulphur
Ans: D
94 According to the essentiality criteria of nutrients which one is correct (without it) :
A. Plant can not complete life cycle
B. Plant can complete life cycle
C. Plant can not grow
D. Plant can grow very well’
Ans: A
95. P fixation in acid soil starts below the pH :-
A. 7.0
B. 7.5
C. 6.5
D. 3.5
Ans: C
96. Soil moisture could be measured by :-
A. Picnometer
B. Moisture meter
C. Gravimetry method
D. Moisture meter & Gravimetry method Both
Ans: D
97. Micro nutrient use efficiency is more when these are applied :-
A. Through sprinkler
B. Foliar spray
C. Soil application
D. Through drip irrigation
Ans: B
98. Largest area under micro irrigation is in the state of :-
A. Bihar
B. U.P.
C. Rajasthan
D. Kerala
Ans: C
99. Which cropping system accommodate maximum crops in a piece of land within specified time :-
A. Mixed cropping
B. Relay cropping
C. Mixed cropping & Inter cropping
D. Inter cropping
Ans: C
100. Dry farming means cultivation of crops where rainfall is less than :-
A. 550 mm
B. 650 mm
C. 750 mm
D. 850 mm
Ans: C