List of top Questions asked in ICAR AIEEA (PG)- 2024

Match List-I with List-II:

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Dichloral urea is used as a
Mass media channels are relatively more important than interpersonal channels for

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The height of the capillary rise of water in the soil is
(A) Inversely proportional to the radius of the tube
(B) Inversely proportional to the density of water
(C) Directly proportional to the radius of the tube
(D) Inversely proportional to the surface tension of water
Choose the correct answer from the options given below:
Statement (I): Hue is a measure of the chromatic composition of light.
Statement (II): The Munsell colour system is based on five principal hues.
Arrange the following factors affecting irrigation water quality in agriculture in the correct sequence:
(A) Salinity
(B) pH
(C) Sediment content
(D) Chemical contaminants
Assertion (A): Implementing agroforestry practices helps in soil conservation.
Reason (R): Agroforestry combines the cultivation of trees and crops on the same land, which reduces soil erosion by providing ground cover and enhancing soil structure through the roots of trees.
Assertion (A): Cations adsorbed on soil colloids determine aggregate formation.
Reason (R): Cations form electropositive links between electronegative soil particles.
The pF curve is same as
Microorganisms that oxidise ammonia to nitrite
(A) Nitrosomonas
(B) Thiobacillus
(C) Nitrobacter
(D) Nitrosolobus
Choose the correct answer from the options given below:
Which of the following is/are the example of nitrifying bacteria?
Arrange the following in decreasing order of Basal Spacing:
(A) Kaolinite
(B) Montmorillonite
(C) Illite
(D) Vermiculite
Choose the correct answer from the options given below:
The term oligotrophic refers to
Bray No. 1 is

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Elements associated with nitrogenase enzyme in biological nitrogen fixation
(A) Molybdenum
(B) Iron
(C) Copper
(D) Nickel
Choose the correct answer from the options given below:
Mottle leaf of citrus is caused by the deficiency of
The parameters of N use efficiency are
(A) Apparent N. recovery
(B) Agronomic efficiency
(C) Production efficiency
(D) Physiological N efficiency
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Which of the following nutrient is related with deficiency symptoms like discoloration of leaf buds, breaking and dropping of buds?
The steady-state soil infiltration rate is
Assertion (A): Equilibrium water content in soil at a certain matric potential is higher when the soil is under the drying process (desorption) compared to when the soil is under the wetting process (sorption).
Reason (R): The contact angle between water and the soil solid phase is greater during the imbibition of water than during drainage.
Dolomite is a source of
(A) Calcium
(B) Magnesium
(C) Iron
(D) Sulphur
Choose the correct answer from the options given below:
Statement (I): Single superphosphate, double superphosphate, triple superphosphate are mono-calcium phosphate.
Statement (II): Mono calcium phosphates are water soluble and thus have high leaching losses.