List of top Agronomy Questions on Agronomic Principles asked in ICAR AIEEA (PG)

The 'Law of the Minimum' was proposed by:
Assertion (A): Gypsum can be used to manage sub-soil acidity.
Reason (R): The \(\text{SO}_4^{2-}\) released by dissolution of gypsum increases level of Ca and reduces level of Al in both soil solution and exchange complex.
Choose the correct answer from the options given below:
Journal of Soil and Water Conservation is published by
__________ is considered as father of conservation tillage. He wrote the book entitled __________
Direct solar radiation contains how much PAR?
Yellow mite mainly attacks
Statement A : Retting in slow running water is better than stagnant water.
Statement B : The extraction of the fiber of sunhemp is more difficult than jute.
Weight of a soil sample with can is 210 g and dry weight with can is 180 g. Weight of empty moisture can is 40 g. Calculate moisture content of soil sample.
The idealized patterns range for planophile with most leaves nearly horizontal and erectophile with most leaves nearly vertical are :
Given below are two statements:
Statement (I): The optimum range of soil moisture for effective ploughing is 25 to 50 per cent depletion of available soil moisture.
Statement (II): Light soil can be ploughed in a narrow range of soil moisture conditions while the range is wider for heavy soils.

In light of the above statements, choose the most appropriate answer from the options given below.
Arrange in the correct sequence the steps of Precision Agriculture
(A). Evaluation of precision agriculture
(B). Preparation of variability maps
(C). Managing variability
(D). Assessing variability

Choose the correct answer from the options given below:
Which of the following primary products of carbon fixation are the 4 carbon compounds in \(C_4\) plants?
Match List-I with List-II

Choose the correct answer from the options given below:
Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R)

Assertion (A) : In Global Positioning System three satellites are accommodated in each orbit at an altitude of 20,185 km from surface of the Earth
Reason (R) : All the GPS satellites are placed in six orbits.

In light of the above statements, choose the correct answer from the options given below.
Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R)

Assertion (A) : The database concept is central to a Geographical Information System (GIS)
Reason (R) : GIS does not hold any maps and pictures, it holds only a database.

In light of the above statements, choose the correct answer from the options given below.
Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R)

Assertion (A) : Operational microwave remote sensing has both active and passive sensors.
Reason (R) : Active microwave remote sensing depends on the emission characteristics of various target surfaces or the media of interest.

In light of the above statements, choose the correct answer from the options given below.
The date of summer solstice in the southern hemisphere is
Match List-I with List-II

Choose the correct answer from the options given below:
Optimum soil temperature for potato crop in tropics is
Remote sensing satellites are placed above the earth surface at a height of
How many days in advance, weather forecasts are currently issued by IMD for a medium range weather forecasting?
Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R)

Assertion (A) : The temperature decreases with height in the troposphere.
Reason (R) : Ozone absorbs ultra violet radiation in the troposphere and makes it cool.

In light of the above statements, choose the most appropriate answer from the options given below.
The flagship scheme "Swachh Bharat Mission" was launched by Government of India in _____.
The first country which adopted an agroforestry policy:
In which of the Indian States, shifting cultivation is practiced