List of top Physical Sciences Questions on Basics of Soil Science asked in ICAR AIEEA (PG)

Which are the fundamental soil-forming process ?
(A) Eluviation
(B) Illuviation
(C) Laterization
(D) Humification
Choose the correct answer from the options given below :
Match List-I with List-II

List-I (Method) & List-II (Estimation)
(A) Kjeldahl method & (I) Estimation of Soil moisture
(B) Walkley & Black method & (II) Estimation of Sedimentation of soil particles
(C) Hydrometer method & (III) Estimation of Organic Carbon
(D) Gravimetric method & (IV) Estimation of Nitrogen
Match List-I with List-II

List-I (Nature of reaction) & List-II (Nature of the process)
(A) Reduction of iron in waterlogged soil & (I) Argilliation
(B) Leaching of dispersed particles & (II) Podsolisation
(C) Intermixing of soil horizon & (III) Gleisation
(D) Eluviation of oxides of Fe, Al & Humus & (IV) Pedoturbation
Given below are two statements :
Statement (I) : Saline soil has the characteristics of $\text{EC} > 4\text{ ds/m}$, $\text{ESP} > 15$, and $\text{pH} < 8.5$}
Statement (II) : Alkaline soils have the characteristics of $\text{EC} > 4\text{ ds/m}$, $\text{ESP} < 15$, and $\text{pH} > 8.5$}
In light of the above statements, choose the most appropriate answer from the options given below.
What will be the soil texture if it contains 60% clay, 20% silt, and 20% sand particles ?
Match List I with List II
List I
A. Electronegativity
B. Ionization energy
C. Metal
D. Cation

List II
I. Good conductor of heat and electric current
II. Type of ion formed by Group 2A elements
III. Subatomic particles that are transferred to form positive and negative ions
IV. The ability of an atom to attract electrons when the atom is in a compound
V. Energy required to remove an electron from an atom

Choose the correct answer from the options given below:
Pick up the wavelength ranges associated with UV spectroscopy.
Which type of satellite is generally used for communication purposes?
Which of the following genera of bacteria are most abundant in soil?
Weathering Index of Kaolinite is _______
Elements trapped in between precipitate particles is _______
E value was given by _______
What is the normality of HCl if 15 ml of 0.1N Na\(_2\)CO\(_3\) is consumed to titrate 10 ml of HCl?
Absorption of ions by plant roots along the electrochemical potential is _______
Partially weathered bedrock is _______ horizon
Calculate the normality of the solution containing 5 g of NaOH dissolved in 250 mL of aqueous solution.
Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R
Assertion A: Drainage increase the soil temperature
Reason R: Drainage decreases the heat capacity
In light of the above statements, choose the most appropriate answer from the options given below
A solution of 0.30 % is equivalent to _______ ppm
Nutrient mobility was given by _______
Match List I with List II
List I (Name of Theory):
A. Hydrodynamics
B. Acoustics
C. Mechanics
D. Aerodynamics

List II (Theory proposed):
I. Daniel Bernoulli
II. Marie Curie
III. Johannes Kepler
IV. Hermann von Helmholtz
V. Ludwig Prandtl

Choose the correct answer from the options given below:
Given below are two statements
Statement I: 'Hue' is a measure of the chromatic composition of light
Statement II: The Munsell system is based on five principal hues
In light of the above statements, choose the correct answer from the options given below
In the infiltration moisture profile, the saturation zone is followed by
The effective soil volume of measurement through neutron probe, is known as
Suppose roots, straw, and grain of a wheat crop producing dry matter of 2.5 t/ha, 6 t/ha, and 4 t/ha contain 0.2%, 0.5%, and 1.2% N, respectively. How much total N uptake by wheat?
Which of the following program has considered the 'poorest of the poor' people as the target group?