List of top Water Science and Technology Questions asked in ICAR AIEEA (PG)

In the Puertorican type of terraces, what kind of barriers are mostly provided on convenient grades?
What would be the length of earthen bunds per hectare for an area of 4% slope and situated in a medium rainfall zone?
When 220g of core shaped fresh soil with 5 cm length and 6 cm diameter lost 20g on drying, what is its bulk density?
Smectite mineral colloid is
The extent of distribution of acid soils in various states is in the order of
Match List I with List II
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Most Laterite soils are rich in
The highest area of salt-affected soils in various states of India remains in the following order
The pF values at Saturation, Field capacity, Permanent wilting point and Hygroscopic coefficient respectively are
Nitrogen element facilitates which functions in plants
A. Chlorophyll synthesis
B. Protein synthesis
C. Nucleic acid synthesis
D. Pollen germination
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Which one of the following is a measure of how much light that hits a surface is reflected without being absorbed?
Which one of the following standard sets of values for pH, EC, and ESP respectively for saline-alkaline soils is correct?
The SI unit for cation exchange capacity of soil is
The charge structural shape of water is
In highly leached acidic soils, low absorption of micro-nutrients is expected for
Symbiotic nitrogen fixation involving Rhizobium bacteria occurs in
The gaseous phase of soils contains the following molecules in order of
Compared to coarse-textured soils, fine-textured soils have
A. Higher porosity
B. Higher cation exchange capacity
C. Higher density
D. Lower soil water content
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According to Darcy's Law, the saturated flow of liquid through porous medium is proportional to
The standard 'A' horizon of soil usually consists sub-horizons which are,
1:1 type of layer silicate clay is
The water requirement of a crop is 280 mm and the electrical conductivity (EC) of irrigation and percolation water below the root zone respectively are 2 and 8 ds/m respectively. How much irrigation water is required to meet both the crop water requirement and the leaching requirement?
Highest specific surface is observed in
Textural triangle of ISSS model contains
Swelling and shrinkage property is distinct in