NET, IAS, State-SET (KSET, WBSET, MPSET, etc.), GATE, CUET, Olympiads etc.: Agriculture MCQs (Practice_Test 51 of 56)
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- The following data pertains to a liner programming problem involving wheat and mustar as the activities: Net price per unit of wheat activity = ₹ .
- 80 Net price per unit of mustar activity = ₹ .
- 80
- Marginal rate of substitution of wheat for mustar 0.5
- Given this situation, each unit increase in mustar activity will
- Increase profit by ₹ . 1.80
- Increase profit by ₹ . 1.90
- Decrease profit by ₹ . 3.80
- Decrease profit by ₹ . 1.90
- Groundnut is not an economical crop for deep black oils because
- Phosphorous requirement is high
- Swelling and shrinkage affect root system
- Peg penetration is ver poor
- Drainage conditions ar poor
- Which of the following ar used as fiber crops?
- Corchorus capsularis
- Helianthus annus
- Linum usitatissimum
- Seasamum indicum
- Select the correct answer using the codes given below:
- 1 and 2
- 1 and 3
- 2 and 4
- 3 and 4
- Gujarat-and American nectar less are the parents of cotton
- Hybrid-6
- Hybrid-4
- Varalaxmi
- Vikram
- Which of the following agro-imatic factor lead to successful sugar beet production?
- Loam or sandy loam soils.
- Soil salinity between 1.0 and 1.5% .
- Average temperatur of 30° C and above throughout the growing period.
- Average temperatur between 19.5° C and 22 degree C throughout the growing period.
- 2 and 4
- 1,2 and 4
- 1.2 and 3
- 1 and 3
- Which of the following would one find in a submerged rice field?
- Ammonial nitrogen
- Ferrous sulphide
- reduced state
- 3 alone
- 1 alone
- 1 and 2
- 1,2 and 3
- 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
- Gross water requirement of a crop is the
- Sum of net irrigation requirement, effective rainfall and other unavoidable losses during irrigation.
- Total available water which is present in the soil profile during the crop period
- Same as total rainfall in the crop period under heavy rainfall areas
- Evapotranspiration and water used by the crop for its metabolic activities
- Which of the following statements explain the true relationship between soil water potential and moistur content of loam sandy and clay soils?
- Clay soils hold much mor water at a given potential than loamy soils.
- Loamy soils hold much mor water at a given potential than clayey soils.
- Loamy soils hold much mor water at a given potential than sandy soils.
- Clay soils hold much less water at a given potential than loamy soils.
- 1 and 2
- 2 and 3
- 3 and 4
- 1 and 3
- Match List I (Herbicide) with List II (Chemical group) and select the correct answer using the codes given below:
Table Supporting: NET, IAS, State-SET (KSET, WBSET, MPSET, Etc.) , GATE, CUET, Olympiads Etc. : Agriculture MCQs (Practice_Test 51 of 56) List-I List-II - Paraquat
- Dalapon
- 2 − D
- Alachlor
- Phenoxy alkanoic acid
- Alipathic acids
- Bipyridillium compounds
- Acetanilides
- A
- B
- C
- D
- 3
- 2
- 4
- 1
- 3
- 2
- 1
- 4
- 2
- 3
- 1
- 4
- 2
- 3
- 4
- 1
- Match List I (Crop) with List II (Associated weed) and select the correct answer:
Table Supporting: NET, IAS, State-SET (KSET, WBSET, MPSET, Etc.) , GATE, CUET, Olympiads Etc. : Agriculture MCQs (Practice_Test 51 of 56) List-I List-II - Tobacco
- Lucern
- Berseem
- Sugarcane
- Cichorium intybus
- Cuscuta sp.
- Sorghum halepense
- Orobanche sp.
- A
- B
- C
- D
- 4
- 2
- 3
- 1
- 2
- 4
- 1
- 3
- 2
- 4
- 3
- 1
- 4
- 2
- 1
- 3
- Match List I (Common name of herbicide) with List II (Trade name of the herbicide) and select the correct answer:
Table Supporting: NET, IAS, State-SET (KSET, WBSET, MPSET, Etc.) , GATE, CUET, Olympiads Etc. : Agriculture MCQs (Practice_Test 51 of 56) List-I List-II - Alachlor
- Oxadiazon
- Pendimethalin
- Fluchloralin
- Basalin
- Stomp
- rons tar
- Lasso
- A
- B
- C
- D
- 3
- 4
- 1
- 2
- 4
- 3
- 1
- 2
- 4
- 3
- 2
- 1
- 3
- 4
- 2
- 1
- Consider the following weeds:
- Lantana camara
- Biodens pilosa
- Sorghum halepense
- Xanthium strumarium
- If a farmer took his cattle into a jungle for grazing, he would on his retur find clinging to his clothes and the body of the animals weeds listed at
- 1 and 2
- 2 and 3
- 2 and 4
- 1,3 and 4
- The primar aim of multiple cropping is to
- Have higher gross return
- Increase food production
- Maintain soil fertility
- Provide technology for achieving the gole of higher level of land use intensity
- The main objectives of growing the “catch” crop is to
- Add mor residue to the soil
- Suppress weeds
- Prevent cracking of soil
- Get an additional income without further improvement
- The nitric diagnostic horizon is found in soils belonging to
- Alfisol and inceptisol orders
- Aridisol and inceptisol orders
- Alfisol and aridisol orders
- Inceptisol and oxisol orders
- Silica-squioxide ratio is useful in the evaluation of soil in respect of
- Nutrient availability
- Silicon content
- Iron and aluminum content
- Its age
- Consider the following statements: Cation exchange of soil colloidal clay is due to
- Silicon tetrahedral layer.
- Isomorphous substitution.
- Hydration of clays. 4.
- Broken edges of clay lattices.
- Of these statements
- 1 and 2 are correct
- 2 and 4 are correct
- 3 and 4 are correct
- 1 and 3 are correct
- The ratio of ′ organic carbon ′ to ′ organic matter in soils is
- 1.0: 1.7
- 1.0: 2.0
- 1.7: 1.0
- 20.0: 1.0
- A given soil sample contains Organic carbon = 0.6% Phosphrous = 0.1% Potassium = 1% The per cent organic matter P2O5 and K2O contents of the soil is organic matter P2O5 K2O
- 1.02 0.29 1.2
- 1. o2 0.229 1.2
- 1.12 2.29 0.83
- 1.7 0.86 0.43
- The molarity of 100 ml of a solution containing 0.36 g of NaOH will be
- 0.009
- 0.090
- 1.100
- 1.440
- The bulk density of a soil with particle density of 2.65 g⟋cc and por space 40% would be
- 1.29 g⟋cc
- 1.45 g⟋cc
- 1.59 g⟋cc
- 1.72 g⟋cc
- Consider the following types of erosion:
- Gully erosion.
- Splash erosion
- Normal erosion.
- rill erosion.
- Sheet erosion.
- The correct sequence in terms of the
- INCrEASING order of soil loss from the field due to these types of erosions is
- 2, 3,4, 5,1
- 2, 3,5, 4,1
- 3, 2,4, 1,5
- 3, 2,5, 4,1
- Consider the following statements regarding the diagram given 1 above:
- Nitrate is retained by the soil and hence the nitrate nitrogen is temporarily immobilized during decomposition.
- Higher nitrate level observed at the end of decomposition is due to the release of this nutrient by the soil.
- The peak level of CO and (NO) observed in the diagram indicates the maximum activity of microbes developed during decomposition. Of these statements
- 1,2 and 3 are correct
- 1 and 2 are correct
- 2 and 3 are correct
- 3 alone is correct
- Non-essential but useful nutrients for plants would include
- Carbon and vanadium
- Vanadium and chlorine
- Vanadium and sodium
- Sodium and chlorine
- Which of the following are the criteria for determining the essentiality of nutrient elements?
- A deficiency of the particular elements makes it impossible for the plant to grow normally or complete its life cycle.
- The deficiency symptoms can be corrected only by supplying the nutrient in question.
- The nutrient is abundantly present in the soil for rapid plant absorption.
- The elements ar directly involved in the plant metabolism.
- 1 and 3
- 1,2 and 4
- 2,3 and 4
- 1,2, 3 and 4
- The amount of NPK required to produce 50% of the maximum possible yield is one Baule unit. One baule is equal to (in Ib⟋acre) Nitrogen P2O5 K2O
- 223 45 76
- 223 40 76
- 250 45 60
- 250 40 60
- “A-lue” technique is used to estimate the available phosphorous in the soil. It is calculated using the formula B (1 Y) A Y2 = Where, ‘A’ is the amount soil phosphorous in kg⟋ha, ‘B’ is the amount of added fertilizer phosphorus in kg⟋ha and ‘Y’ is the
- Yield of the plant grown in the soil
- Total quantity of phosphorus present in the plant
- Total quantity of phosphorus present in the plant
- Fraction of the phosphorus in the plant which is derived from the phosphates fertilizer added to the soil.
- Match List I (Technique) with List II (Organism) and select the correct answer:
List-I | List-II |
|
|
- A
- B
- C
- D
- 4
- 3
- 2
- 1
- 3
- 4
- 2
- 1
- 3
- 4
- 1
- 2
- 4
- 3
- 1
- 2