Q.1 Gypsum equivalent of sulphur is_________.
0.57 0.18 1.62
Q.2 Lime requirement was given by_________.
Schooner Shoemaker Thompson
Q.3 Safe limit of irrigation water for RSC is_________.
<1.25 1.25-2.5 >2.50
Q.4 How many classes of water quality were developed by USSSL diagram?
12 14 16
Q.5 Availability of which nutrient is increases under acidic condition?
P S Fe
Q.6 The Head office of CSSRI is situated at__________.
kernal Delhi Nagpur
Q.7 Boron content of irrigation water (ppm) for boron sensitive crops are______.
0.3-1.0 0.3-0.7 1.0-2.0
Q.8 Which pesticides have highest consumption?
Insecticides Herbicides fungicides
Q.9 Black colour of alkali soil due to the presence of___________.
Na- Humate K- Humate Mg- Humate
Q.10 Water absorption by the plants in saline soil is adversely affected due to__________.
Low O.P. of soil High O.P. of soil Low O.P. of plant
Q.11 In general COD values of industrial wastes are__________.
more than BOD less than BOD equal to BOD
Q.12 DDT converts to DDE through_______.
Dehalogenation Halogenation Hydrogenation
Q.13 Crop tolerant to very high ESP level_________.
Rhodes grass Rice Wheat
Q.14 Soil Particle which is most susceptible to wind erosion is_______.
Clay Sand Silt
Q.15 Efficiency of amendments will depend on the materials__________.
fineness purity Both
Q.16 The pH ranges for most mineral soils is__________.
6.0 to 7.0 5.5 to 8.5 3.5 to 10.5
Q.17 The word soil is derived from____________.
Arabic Latin English
Q.18 Organic matter is a major source of_________.
N S Both
Q.19 Soil air contains much more amount as compare to atmospheric air?
Carbon di oxide Oxygen nitrogen
Q.20 Which horizon is also known as the zone of washing out?
A B C
Q.21 Which clay mineral has highest phosphate adsorbing capacity?
Illite Kaolonite Montmorillonite
Q.22 CEC [Cmol (p+) kg-1] of illite is__________.
15-40 3-15 50-60
Q.23 Temporary negative charge developed on silicate clays due to_________.
Isomorphous substitution exposed crystal edges Anion exchange
Q.24 Grasses and monocotyledons are generally preferred_________.
divalent cations monovalent cations trivalent cations
Q.25 Contact exchange phenomena are most important for the uptake of_______.
N Zn P
Number of score out of 25 = Score in percentage =
QuiZ:  1  2  3  4  5  6
Note: Having difficulties in attempting quiz or any misleading answer? please email us or comment below with indicating Test name, Thank You. Good Luck
Join Us