Q. Which of the 'complex fertilizer'?
1) Ammonium sulphate nitrate
2) Single superphosphate
3) Ammonium phosphate
4) Calcium ammonium nitrate
Q. Drip irrigation is useful in which region?
1) Humid
2) Dry
3) High rainfall
4) None of these
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
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