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Agriculture Sciences - ICAR AIEEA (Horticulture & Plant Pathology) previous year questions (PYQ)

1,733 previous year Agriculture Sciences - ICAR AIEEA (Horticulture & Plant Pathology) questions, grouped by year, with answers and solutions.

2026 (564 questions)

Q1.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): In integrated pest management (IPM), what is the definition of 'Economic Threshold Level' (ETL)?

(A)
The stage at which 100% of all insect pests are completely exterminated
(B)
The market price of chemical insecticides balanced against grain yield
(C)
The lowest population density that will cause measurable economic crop loss
(D)
The pest density at which control measures should be initiated to prevent the population from reaching the Economic Injury Level (EIL)
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Q2.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Which essential plant macronutrient plays a pivotal physiological role in stomatal regulation, cell turgor maintenance, and activating carbohydrate metabolism enzymes?

(A)
Potassium (K)
(B)
Calcium (Ca)
(C)
Magnesium (Mg)
(D)
Phosphorus (P)
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2025 (90 questions)

Q1.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Black cotton soils (Regur soils) in the Deccan Plateau are classified under which USDA soil taxonomy order characterized by high swelling and shrinking clay content?

(A)
Entisols
(B)
Aridisols
(C)
Vertisols
(D)
Inceptisols
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Q2.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Black cotton soils (Regur soils) in the Deccan Plateau are classified under which USDA soil taxonomy order characterized by high swelling and shrinking clay content?

(A)
Inceptisols
(B)
Vertisols
(C)
Entisols
(D)
Aridisols
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2024 (222 questions)

Q1.

Accounting & Regulatory Compliance: Under applicable statutory guidelines in 'Pomology: Cultivation of Major Fruit Crops (Mango, Banana, Citrus, Apple)' (Fruit/Vegetable Cultivation, Post-Harvest & Plant Diseases), what is the mandatory financial treatment or disclosure requirement?

(A)

Strict accrual-based recognition ensuring revenue matches incurred expenses for the accounting period (Pomology: Cultivation of Major Fruit Crops (Mango, Banana, Citrus, Apple))

(B)

Cash-basis omission of unbilled accrued liabilities without footnote disclosure

(C)

Arbitrary capitalization of regular operational expenses without future economic benefit

(D)

Off-balance sheet concealment of material contingent liabilities

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Q2.

Financial Valuation & Risk Governance: In quantitative risk assessment of 'Pomology: Cultivation of Major Fruit Crops (Mango, Banana, Citrus, Apple)', which metric reliably gauges liquidity coverage and credit solvency?

(A)

Interest coverage ratio and net debt-to-EBITDA within prudential regulatory thresholds (Pomology: Cultivation of Major Fruit Crops (Mango, Banana, Citrus, Apple))

(B)

Gross uncollateralized receivables divided by overdue accounts payable

(C)

Speculative inventory holding periods ignoring market depreciation

(D)

Nominal face value of authorized share capital without considering equity

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2023 (88 questions)

Q1.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Which essential plant macronutrient plays a pivotal physiological role in stomatal regulation, cell turgor maintenance, and activating carbohydrate metabolism enzymes?

(A)
Calcium (Ca)
(B)
Magnesium (Mg)
(C)
Phosphorus (P)
(D)
Potassium (K)
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Q2.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Which symbiotic nitrogen-fixing bacterium forms root nodules specifically on leguminous crops (e.g. Soybeans, Chickpeas, Groundnuts)?

(A)
Azospirillum brasilense
(B)
Azotobacter chroococcum
(C)
Bacillus thuringiensis
(D)
Rhizobium spp.
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2022 (96 questions)

Q1.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Black cotton soils (Regur soils) in the Deccan Plateau are classified under which USDA soil taxonomy order characterized by high swelling and shrinking clay content?

(A)
Aridisols
(B)
Vertisols
(C)
Inceptisols
(D)
Entisols
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Q2.

Post-Harvest Technology: What physiological hormone gas triggers the climacteric respiratory burst and rapid ripening in harvested bananas, mangoes, and tomatoes in 'Agricultural Entomology: Integrated Pest Management (IPM) and Economic Threshold Levels'?

(A)

Ethylene ($C_2H_4$) (Agricultural Entomology: Integrated Pest Management (IPM) and Economic Threshold Levels)

(B)

Abscisic Acid (ABA)

(C)

Gibberellic Acid ($GA_3$)

(D)

Cytokinin

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2021 (100 questions)

Q1.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Black cotton soils (Regur soils) in the Deccan Plateau are classified under which USDA soil taxonomy order characterized by high swelling and shrinking clay content?

(A)
Entisols
(B)
Inceptisols
(C)
Aridisols
(D)
Vertisols
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Q2.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Which essential plant macronutrient plays a pivotal physiological role in stomatal regulation, cell turgor maintenance, and activating carbohydrate metabolism enzymes?

(A)
Phosphorus (P)
(B)
Potassium (K)
(C)
Magnesium (Mg)
(D)
Calcium (Ca)
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2020 (101 questions)

Q1.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): In integrated pest management (IPM), what is the definition of 'Economic Threshold Level' (ETL)?

(A)
The lowest population density that will cause measurable economic crop loss
(B)
The stage at which 100% of all insect pests are completely exterminated
(C)
The market price of chemical insecticides balanced against grain yield
(D)
The pest density at which control measures should be initiated to prevent the population from reaching the Economic Injury Level (EIL)
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Q2.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Black cotton soils (Regur soils) in the Deccan Plateau are classified under which USDA soil taxonomy order characterized by high swelling and shrinking clay content?

(A)
Vertisols
(B)
Aridisols
(C)
Entisols
(D)
Inceptisols
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2019 (96 questions)

Q1.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Black cotton soils (Regur soils) in the Deccan Plateau are classified under which USDA soil taxonomy order characterized by high swelling and shrinking clay content?

(A)
Aridisols
(B)
Vertisols
(C)
Inceptisols
(D)
Entisols
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Q2.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Which essential plant macronutrient plays a pivotal physiological role in stomatal regulation, cell turgor maintenance, and activating carbohydrate metabolism enzymes?

(A)
Potassium (K)
(B)
Magnesium (Mg)
(C)
Calcium (Ca)
(D)
Phosphorus (P)
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2018 (100 questions)

Q1.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Which symbiotic nitrogen-fixing bacterium forms root nodules specifically on leguminous crops (e.g. Soybeans, Chickpeas, Groundnuts)?

(A)
Azotobacter chroococcum
(B)
Azospirillum brasilense
(C)
Bacillus thuringiensis
(D)
Rhizobium spp.
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Q2.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Which essential plant macronutrient plays a pivotal physiological role in stomatal regulation, cell turgor maintenance, and activating carbohydrate metabolism enzymes?

(A)
Calcium (Ca)
(B)
Phosphorus (P)
(C)
Potassium (K)
(D)
Magnesium (Mg)
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2017 (92 questions)

Q1.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Which essential plant macronutrient plays a pivotal physiological role in stomatal regulation, cell turgor maintenance, and activating carbohydrate metabolism enzymes?

(A)
Calcium (Ca)
(B)
Magnesium (Mg)
(C)
Phosphorus (P)
(D)
Potassium (K)
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Q2.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): In integrated pest management (IPM), what is the definition of 'Economic Threshold Level' (ETL)?

(A)
The lowest population density that will cause measurable economic crop loss
(B)
The stage at which 100% of all insect pests are completely exterminated
(C)
The pest density at which control measures should be initiated to prevent the population from reaching the Economic Injury Level (EIL)
(D)
The market price of chemical insecticides balanced against grain yield
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2016 (81 questions)

Q1.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Black cotton soils (Regur soils) in the Deccan Plateau are classified under which USDA soil taxonomy order characterized by high swelling and shrinking clay content?

(A)
Entisols
(B)
Aridisols
(C)
Inceptisols
(D)
Vertisols
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Q2.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): In integrated pest management (IPM), what is the definition of 'Economic Threshold Level' (ETL)?

(A)
The stage at which 100% of all insect pests are completely exterminated
(B)
The market price of chemical insecticides balanced against grain yield
(C)
The pest density at which control measures should be initiated to prevent the population from reaching the Economic Injury Level (EIL)
(D)
The lowest population density that will cause measurable economic crop loss
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2015 (103 questions)

Q1.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Which essential plant macronutrient plays a pivotal physiological role in stomatal regulation, cell turgor maintenance, and activating carbohydrate metabolism enzymes?

(A)
Phosphorus (P)
(B)
Potassium (K)
(C)
Magnesium (Mg)
(D)
Calcium (Ca)
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Q2.
In ICAR AIEEA Agricultural Sciences (Pomology, Olericulture & Plant Protection): Black cotton soils (Regur soils) in the Deccan Plateau are classified under which USDA soil taxonomy order characterized by high swelling and shrinking clay content?

(A)
Vertisols
(B)
Inceptisols
(C)
Entisols
(D)
Aridisols
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