List of top Questions asked in ICAR AIEEA (PG)- 2023

Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).
Assertion (A): Mie scattering depends on the size of the scatterers in relation to the wavelength of radiation being scattered.
Reason (R): Approximate particle size of Mie scatterer is 0.1 to 10 $\mu$m.
In light of the above statements, choose the correct answer from the options given below.

For how many days in advance, weather forecasts are currently issued by IMD in Gramin Krishi Mausam Sewa (GKMS) Project

Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).
Assertion (A): A Global Positioning System (GPS) links spatial data with descriptive attributes about a particular feature on a map.
Reason (R): The information is stored as attributes of the geographically represented features.
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): A remote sensing system that possesses only a sensor and depends on an external source to irradiate the target to be sensed is called an active remote sensing system.
Reason (R): Synthetic Aperture Radar uses microwave band to estimate soil moisture.
In light of the above statements, choose the correct answer from the options given below.

At what height, remote sensing satellites are placed above the earth surface

Global warming potential of SF$_6$ is

Given below are two statements:
Statement (I): The greenhouse effect is retention of heat in the lower atmosphere due to absorption and re-radiation by clouds and certain gases.
Statement (II): Long-wave thermal solar radiation received from the sun passes through the atmosphere with little or no interference and warms the earth's surface.
In light of the above statements, choose the most appropriate answer from the options given below.

The instrument used for measuring photosynthetically active radiation (PAR) is

What is the minimum cardinal temperature ($^{\circ}$C) of maize and wheat

Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).
Assertion (A): The temperature increases in the troposphere from ground to tropopause.
Reason (R): Ozone absorbs ultra violet radiation in the stratosphere and makes it warm.
In light of the above statements, choose the correct answer from the options given below.

What is the date of vernal equinox in the northern hemisphere

Which of the following vitamins serves as a hormone precursor

\(Zn^{+2}\) is an inorganic activator for enzymes

Sugarcane seed sets essentially have buds

An enzyme that joins the ends of two strands of nucleic acid is

Given below are two statements:
Statement (I): The direction of movement of water and nutrients in xylem and phloem is unidirectional
Statement (II): Sucrose is transported from the source to the sink via phloem
In light of the above statements, choose the most appropriate answer from the options given below.

When farmers of a particular region were concerned that pre-mature yellowing of leaves of a pulse crop might cause decrease in the yield. Which treatment could be most beneficial to obtain maximum seed yield in pulse crop

Rotenone is a

Osmotic expansion of a cell kept in water is chiefly regulated by an organelle

Which one of the following is a wrong statement

Given below are two statements:
Statement (I): The greater the concentration of water in a system, lower is its kinetic energy or water potential
Statement (II): Pure water will have the lowest water potential
In light of the above statements, choose the most appropriate 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): Water and mineral uptake by root hairs from the soil occurs through apoplast until it reaches endodermis.
Reason (R): Casparian strips in endodermis are suberized.
In light of the above statements, choose the correct answer from the options given below.