Q. Among the following crop rotations, which is good for in creasing soil Nutrient status?
1) Rice-Wheat
2) Groundnut-Wheat
3) Pearlmillet-Wheat
4) Sorghum-Wheat
Q. For waterlogged rice cultivation, the fertilizer that may be avoided is -
1) Sodium nitrate
2) Urea
3) Ammonium chloride
4) None of these
Q. The ratio between marketable crop yield and water used in evapotranspiration is known as--
1) Field water use efficiency
2) Economic irrigation efficiency
3) Consumptive use efficiency
4) Water use efficiency
Q. Sulphur, containing amino acid is -
1) Valine
2) Isolucine
3) Cystine
4) None of these
Q. Glycolysis occurs only in the--
1) Absence of O2
2) Presence of O2
3) Both (A) and (B)
4) None of these
Q. Photorespiration is inhibited by -
1) 2, 4-Dinitrophenol
2) α-hydroxy sulphonates
3) CMU and DCMU
4) None of these
Q. Biofertilizers are -
1) Organic manures
2) Green manure
3) Culture of micro-organism
4) None of these
Q. 'Chanchal' is a variety of -
1) Brinjal
2) Tomato
3) Chilli
4) Capcicum
Q. Central Soil Salinity Research Institute is located at -
1) Karnal
2) Bihar
3) Dehradun
4) Jodhpur
Q. Seed plant technique is followed in -
1) Wheat
2) Bajra
3) Potato
4) Paddy
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