Total cultivated area in India is close to
A. 500 mha
B. 400 mha
C. 180 mha
D. 60 mha
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If a plant shows extensive interveinal chlorosis of the older leaves and late this reaches the younger leaves, the symptoms is due to lack of
A. Magnesium
B. Calcium
C. Iron
D. Copper
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The ginning percentage in cotton can be worked out by the formula
A. Weight of cotton seed Weight of lint × 100
B. Weight of seed cotton Weight of lint × 100
C. Weight of lint Weight of cotton seed × 100
D. Weight of lint Weight of seed cotton × 100
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Bacteria responsiblefor N fixation in soybean is
A. R. phaseoli
B. R. glycicum
C. R. japonicum
D. R. leguminoserum
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The inherent capacity of soil to supply plant nutrients in adequate amount and suitable proportion is called
A. Fertility index
B. Soil fertility
C. Soil productivity
D. None of these
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Groundnut pegs when developed in the soil from
A. Stems
B. Roots
C. Tubers
D. Fruits
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UPAS 120 is a variety of
A. Wheat
B. Pigeonpea
C. Rice
D. Maize
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Water requirement (WR) includes the losses due to
A. Evapotranspiration and application of water
B. Consumptive use of water and application of water
C. Consumptive use, water required for special operation and other eonomically unavoidable losses of water
D. ET and water required for special operations
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Numbers of hot spot (biodiversity) present in India
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The intercropping of maize and soybean leads to maximisation returns in comparison to mono cropping of maize or soybean. Which one of the following describes the enterprise relationship leading to higher returns of maize and soyabean?
A. Supplementary relation
B. Complementary relation
C. Competitive relation
D. Substitution relation
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Rice is originated in
A. SW Asia
B. Pakistan
C. South America
D. India and Myanmar
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The strongest chemical agent for breaking dormancy is
A. Potassium nitrate
B. Ethylene
C. Gibberellin
D. Cumerin
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A place where money is coined
A. Mint
B. Press
C. Treasury
D. Bank
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Which one of the following is not correctly matched in the term of Crop and Variety?
A. Mustard ⇔ Vardan
B. Brinjal ⇔ Azad Hybrid
C. Tomato ⇔ Rashmi
D. Maize ⇔ Swarna
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Khaira disease is associated with
A. Wheat
B. Paddy
C. Maize
D. Barley
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Which one of the following increases phosphate solubility
A. Clostridium
B. Pseudomonas
C. Azotobacter
D. Rhizobium
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A calibrated device for measuring the flow of water in open channel is known as
A. V-notch
B. Parshall flume
C. Watermeter
D. Lactometer
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Which one of the following pairs of crops and critical stage of irrigation is not correctly matched
A. Bajra : Ear head
B. Cotton : Pre-flowering
C. Wheat : Crown root initiation
D. Groundnut : Pod development
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The minimum % of clay in clay soil
A. 20%
B. 25 - 30%
C. 35%
D. 40%
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"Farmers First" concept was proposed by
A. Paul Leagans
B. Neils Rolling
C. Robert Chamber
D. None of the above
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