List of top Questions asked in ICAR AIEEA (PG)

Benzoquinones and quinones are
Calculate the water conveyance efficiency if water delivered to the farm is 84 mm and water diverted from the source is 140 mm.
Match List I with List II
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Given below are two statements:
Statement I: Waterlogging causes injury to crops due to low oxygen content and accumulation of hydrocarbon gases, hydrogen sulphide, and carbon dioxide.
Statement II: Ethanol production and activity of dehydrogenase decreases in roots of waterlogged plants.
In light of the above statements, choose the most appropriate answer from the options given below:
Match List I with List II
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A weed with short-lived blue coloured flowers is
The amount of atrazine required to prepare 2.4 litres of 0.25% spray solution is
Which of the following weeds is a holo root-parasite?
The irrigation method with the highest water use efficiency is
Which amongst the following is a commonly used method for determining soil moisture constant under laboratory conditions?
The mode of herbicide action wherein the weed plants are bleached white, is caused by which of the following herbicides?
Which of the following herbicides is a contact herbicide?
Electron transport inhibition in PS-II (Photosystem II) for herbicidal action is observed in
The herbicide 2,4-D is formulated as
The important biological control insect for Parthenium hysterophorus in India is
The effective post-emergence control of Ageratum houstonianum can be achieved with
The headquarter of ICAR-Directorate of Weed Research (DWR) is at
Which of the following causes a 'resource' influencing competition in a weed-crop environment?
Chronology in the grass-weed growth stages is:
A. Booting
B. Tillering
C. Anthesis
D. Dough
E. Seedling
Choose the correct answer from the options given below:
Chronological development in commercial use of herbicide is:
A. Triazines
B. Phenoxyalkanoic acids
C. Dinitroanilines
D. Sulfonylureas
E. Phenoxy (aryloxy) propionates
Choose the correct answer from the options given below:
The first confirmed occurrence of herbicide resistant strain of a weed species in US was associated with
The highest number of resistant weeds are associated with which group of herbicides?
The most commonly used method of herbicide application in India is
Which of the following is a ceremonial weed?
Which of the following weeds has a cup-shaped corolla?