List of top Physical Sciences Questions asked in ICAR AIEEA (PG)

Sequence the steps for georeferencing a map in QGIS
(A) Select transformation type
(B) Open the image to be georeferenced
(C) Open the map that you want to georeference
(D) Find ground control points
Choose the correct answer from the options given below :
Match List-I with List-II
{|p{7cm}|p{7cm}|} List-I (Book etc.) & List-II (Author, etc.)
(A) Soil Physics & (I) Sehgal
(B) A Text Book on Pedology & (II) Bahl and Bahl
(C) A Text Book on Organic Chemistry & (III) Chakraborty and Sahoo
(D) Fundamentals of Geographic Information System & (IV) Ghildyal and Tripathi

Arrange the following minerals in terms of increasing stability
(A) Biotite
(B) Quartz
(C) Hornblende
(D) Muscovite
Choose the correct answer from the options given below :
Given below are two statements, one is labelled as Assertion (A) and other labelled as Reason (R).
Assertion (A) : Soil clay has maximum influence on soil behavior.
Reason (R) : Clay has greater surface area per unit mass and is most physicochemical active.
In light of the above statements, choose the correct answer from the options given below.
Given below are two statements :
Statement (I) : Alluvial soils are the largest group of soils in India.
Statement (II) : Alluvial soils are rich in nitrogen but deficient in potassium.
In light of the above statements, choose the most appropriate answer from the options given below.
Microwave remote sensing is useful in monitoring
(A) Soil moisture
(B) Canopy structure
(C) Snow cover
(D) Moisture profiling in the atmosphere
(E) Ocean circultion
Choose the correct answer from the options given below :
The soil hydraulic head is expressed by
Arrange the following soil texture with decreasing field capacity water content.
(A) Sandy loam
(B) Sandy
(C) Silty loam
(D) Clay
E) Clay loam
Choose the correct answer from the options given below :
Given below are two statements :
Statement (I) : At field capacity matric potential, the soil water content is higher when dry soil is getting wet.
Statement (II) : The drying of soil depends on the narrow radii of the connecting channels, whereas the wetting process depends on large pore diameters.
In light of the above statements, choose the most appropriate answer from the options given below.
The capillary rise in soil (h, cm) with average pore radius (r, cm) is related as
The term "Infiltrability" is coined by
Match List-I with List-II
{|p{7cm}|p{7cm}|} List-I (Physical parameter) & List-II (Unit)
(A) Surface tension & (I) Kilogram per cubic meter
(B) Viscosity & (II) Newton per meter
(C) Soil permeability & (III) Meter per hour
(D) Particle density & (IV) Pascal
(E) Soil water potential & (V) Pascal-second

Training dataset is used to identify desired features in remote sensed images in
The value of tortuosity in soil is
The equation governing flow of water in saturated soil is
What is the average life of a radioactive element whose half-life is 30 days ?
Match List-I with List-II
{|p{7cm}|p{7cm}|} List-I (Element) & List-II (Electronic Configuration)
(A) Mg & (I) 2, 1
(B) Na & (II) 2, 8, 7
(C) Li & (III) 2, 8, 1
(D) Cl & (IV) 2, 8, 2

Water has Maximum density at temperature
Which of the following is a representation of vector map?
(a) Point, (b) Pixel, (c) Polygon
Vertical movement of air and heat from earth surface to the atmosphere is
Normalized Difference Vegetation Index to monitor crop health is determined from
Match List-I with List-II

List-I (Institutes) & List-II (Headquarts)
(A) IISS & (I) Hyderabad
(B) IIHR & (II) Bangalore
(C) CRIDA & (III) Jodhpur
(D) CAZRI & (IV) Bhopal

A soil 80 cm deep has a volume water content = 0.12. Find out the quantity of water that must be added to bring the volume water content to 0.30.
The characteristics of Imogolite are
(A) They are found in Andisol
(B) They have low bulk density and high plasticity
(C) They have a high Potassium fixation capacity
(D) They are paracrystalline in nature
Choose the correct answer from the options given below :
Unit of Mixing Ratio is