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

Match List-I with List-II
Choose the correct answer from the options given below:
Match List-I with List-II
{|p{7cm}|p{7cm}|} List-I (Mineral Element) & List-II (Function)
(A) Molybdenum & (I) Water Oxidation
(B) Manganese & (II) Chlorophyll Structure
(C) Magnesium & (III) Nitrogen fixation
(D) Zinc & (IV) Auxin Synthesis

Match List-I with List-II
{|p{7cm}|p{7cm}|} List-I (Discover) & List-II (Scientist)
(A) Nutrient essentiality criteria & (I) Y.L. Nene
(B) Stages of cell & (II) Arnon and Stout
(C) Cell & (III) Robert Hooke
(D) Khaira disease & (IV) Walther Fleming

Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).
Assertion (A) : Mobility is the overall process where by nutrients reach the root surface and sorption into plant.
Reason (R) : Mobility involves the solution or exchange of nutrients and movement to root surface.
In light of the above statements, choose the correct answer from the options given below.
Point out the mobile nutrients in soil
Match List-I with List-II

List-I (Theory proposed) & List-II (Author)
(A) Father of fertilizer Chemistry & (I) Jackson
(B) Nutrient index & (II) Stanley A Barber
(C) Root interception & (III) Liebig
(D) Weathering index & (IV) Parker

Phosphorus is immobile in soil because
(A) phosphate ions are held by anion exchange
(B) Phosphate ions are held by ligand exchange
(C) Phosphate ions are adsorbed as sparing soluble phosphates of Fe/Al.Ca
(D) Phosphate ions are leached as completely soluble phosphates of Fe/Al.Ca
Choose the correct answer from the options given below :
Which of the following is true ?
(1) Uptake of Mo by plant reduces with S application
(2) Boron toxicity decreases with decreasing concentration of calcium
(3) Iron plays a synergistic role in relation to zinc
(4) High copper in soil cause dieback in citrus
Suppose roots, straw, and grains of a wheat crop produce dry matter of 2.5 t/ha, 6 t/ha, and 4 t/ha containing 0.2%, 0.5%, and 1.5% N, respectively. How much total N uptake by the above-ground portion ?
Diseases occurring due to Ca deficiency are
(A) Hollow heart in Groundnut
(B) Frenching of Citrus
(C) Pod popping in Groundnut
(D) Pillowing of Cucumber
Choose the correct answer from the options given below :
Identify the copper-containing minerals.
(A) Covellite
(B) Azurite
(C) Powellite
(D) Limonite
Choose the correct answer from the options given below :
Bordeaux mixture is
The first organic pesticide to be used commercially was
Movement of a nutrient ion in response to concentration gradient is _______
Soils formed due to the influence of parent material masking the effect of climate is _______
Funtional element was introduced by _______
Most easily weathered mineral is _______
The solubility product of $\text{PbF}_2$ is $3.2 \times 10^{-8}$; Calculate the solubility of $\text{PbF}_2$ in mole $\text{L}^{-1}$}
Biological measures for soil erosion is
Which of the following is NOT a micro-irrigation system?
Naturally formed aggregates are known as
Phosphorous is taken up by the plant from the soil in the form of
Die-back symptoms in citrus are observed due to the deficiency of
Which of the following is the concentrated organic manure
Which of the following methods CANNOT be used to prevent N loss through denitrification?