ICAR-JRF Entomology Old Paper 2020

If a linear relation exists between the variable X and Y, then the coefficient of correlation between them will be?

Agronomic nutrient use efficiency is calculated as?

Under natural conditions, Drosicha mangiferae lays ovisac inside the?

Which one of the following is NOT a suitable method for imitating fruit crops?

The mechanism favouring maize as an allogamous crop species is?

Eggs are laid in an ootheca by?

Sexual spores of fungi are?

Which one of the following is known as an “Emergent Weed’?

Retting is process associated with?

Water potential of pure water is equal to?

The degree to which a chemical is poisonous to the insect is its?

Worldwide resistance to inorganic pesticide was first reported in?

Match List I with List II
List I                                             List II
A. Pulse beetle                  I. Lasioderma serricorne
B. Rice weevil                   II. Callosobruchus chinensis
C. Tobacco beetle            III. Sitophilus oryzae
D. Drug store beetle       IV. Stegobium panicum

Choose the correct answer from the option given below?

Match List I with List II
List I                  List II
A. Arkil                     I. Potato
B. Langra                 II. Pea
C. Hara Madhu      III. Mango
D. Kufri yoti            IV. Melon
Choose the correct answer from the options given below?

Which one of the following is an insect growth regulator?

Given below are two statements

Statement I: The female of lac insect has true eyes, legs, and wings

Statement II: The tussar silkworm feeds on castor In light of the above statement,

choose the most appropriate answer from the options given below?

Mendel did not face the problem of linkage, however, seven characters studied by him were located on how many chromosomes?

Cartap hydrochloride was isolated for the first time?

“Ufra disease” mainly occurs in?

Johnstan organ is absent in?

Which one of the following is NOT a part of the insect leg?

The most effective means to control Molya disease’ of wheat is?

Which one of the following is a genetically modified crop widely grown in India?

Which one among the following is the oldest?

A top cross test is done to evaluate the performance of?

The use of legislative restrictions to control pests is called?

Potassium is absorbed by plants in the ionic form as?

The insecticidal property of DDT was discovered by Paul Muller in the year?

Resurgence of whitefly is largely associated with?

Which one of the following is the sugarcane root borer?

Given below are two statements?

Statement I: Author of the book Silent Spring is David Watson
Statement II: The main idea of the book Silent Spring is Genetically Modified Organism.

In light of the above statements, choose the most appropriate answer from the options given below?

The most suitable design for an experiment involving a varying number of tillage and nitrogen levels is?

Which one of the following has the lowest cuticular transpiration?

Directorate of Plant Protection Quarantine and Storage (DPPOS) is located at?

False root-knot nematode is?

Given below are two statements?

Statement I: Strawberry is propagated through suckers
Statement II: Large Cardamom is commercially propagated through suckers In light of the above statements,

choose the most appropriate answer from the options given below

Which one of the following is a herbicide?

Match List I with List II
List I                                List II
A. International pest          I. Chilo partellus
B. Dead heart                       II. Schistocerca gregaria
C. Spinosad                           III. JH analogue
D. Altocid                              IV. Microbial origin
Choose the correct answer from the option given below

Match List l with List II
 List I                             List II
A. ICAR-CIPHET           I. Hyderabad
B. ICAR-NAARM           II. Ludhiana
C. ICAR-NBSS &LUP    III. Lucknow
D. ICAR-IISR                  IV. Nagpur
Choose the correct answer from the option given below?

Which one of the following possesses contact, systemic and fumigant actions?

Inbreeding in cross-pollinated crops increase due to?

The insecticide NOT banned for application in crop pest management is?

The Insecticide Act in India was passed in the year?

Which of the following stored grain pests is incapable of feeding on whole grain?

Which one of the following is NOTa cultural method?

Chromosomal Theory of Inheritance was proposed by?

Chemically, chitin is?

The word Agronomy was derived from?

Mat nursery is related to?

Which one of the following is NOT a herbicide?

Resin glands in lac insect are present in?

Which one of the following is an internal grain feeder?

In termites, “Royal Jelly” is produced by?

Which nematode produces ‘Nemawool’?

Separation of old cuticle from epidermis is called?

Degree of freedom is related to?

Match List I with List II
 List I                               List II
A. ICAR-NBAIR                           I. Nagpur
B. ICAR-IARI                               II. Bengaluru
C. ICAR-CCRI                              III. New Delhi
D. ICAR-NBAIM                         IV. Mau
Choose the correct answer from the option given below

The acronym GEAC stands for?

Most Indian Bt cotton hybrid contains the genetic material?

First generation insecticide era was between the years?

The resistant structure produced by Fusarium sp is?

What is full form of NABARD?

Given below are two statements

Statement I: RCH 2 is NOT Bt cotton
Statement II: MECH 12 is a Bt cotton

In the light of the above statements, choose the most appropriate answer from the options given below

First case of DDT resistance against insects globally was repoted in the year?

9 How much pesticide spray solution is required to apply 12 litres of 50EC insecticide formulation if the recommended application rate is 0.5%?

Match List I with List II
     List l                            List II
A. Ethylene             I. Apical dominance
B. Gibberellin        II. Stomatal closing
C. Abscisic acid     III. Genetical dwarfism
D. Auxin                 IV. Fruit ripening
Choose the correct answer from the option given below

Match List I with List II
       List I                                                                                                         List II
A. Govind Ballabh Pant University of Agriculture and Technology                     I. Uttar Pradesh
B. Central Agriculture University, Jhansi                                                                  II. Maharashtra
C. Gandhi Krishi Vigyan Kendra University of Agriculture Sciences                  III.Uttarakhand
D. Dr Panjabrao Deshmukh Krishi Vidyapeeth                                                        IV. Karnataka

Choose the correct answer from the options given below?

Cotton leaf curl viral disease is transmitted by?

Which one of the following schemes is exclusively meant for self-employment of rural youth?

Rosette disease in groundnut is caused by?

Seed gall of wheat is caused by?

Trichogrammatids are parasitic on insects at which stage?

Axillary sclerites are absent in?

Which one of the following mineral elements plays an important role in biological nitrogen fixation?

Which one of the following is a rice cyst nematode?

“Flacherie disease” of silk worm is caused by?

Repetitive growing of same sole crop on the same field is known as?

Given below are two statements?

Statement I: Zinc deficiency is common on calcareous soil.
Statement II: Zinc availability to crops is higher in alkaline soil.

In light of the above statements, choose the most appropriate answer from the options given below

Geniculate type of antennae are present in?

Which among the following has higher Irrigation Efficiency than others?

Origin of silk gland in silk worm is?

Given below are two statements?

Statement I: Mosquito, Aedes aegyptii is a vector of dengue fever, chikungunya and yellow fever virus
Statement II: The disease rickettsia is spread by House fly In light of the above statements

choose the most appropriate answer from the options given below

Which one of the following is popularly known as boneless meat?

Snow-fleas belong to?

Complete metamorphosis occurs in?

Given below are two statements?

Statement I: Mahatma Gandhi National Rural Employment Guarantee Act is related to rural development
Statement II: Jawahar Rojgar Yojna is related to urban-rural development light of the above statement

choose the most appropriate answer from the options given below

The test of significance of differences between two means in small samples is calculated by?

Given below are two statements?

Statement I: Royal jelly is secreted by honey bee
Statement ll: Drones can’t sting

In light of the above statement, choose the most appropriate answer from the options given below?

Juvenile hormone is secreted by?

Nematode reproductive system is?

Organic matter content (%) of most Indian soils on a dry soil basisn varies between?

The micro-element available in soil with alkaline pH is?

In India, the first Plant Quarantine Act was passed in the year?

How many major Agro-climatic zones are there in India?

The standard Bombyx mori loose egg-pack contains?

Bird lice belong to the order?

What is the full form of ATARI?

Infective stage of Entomo-pathogenic nematodes is?

The Nitrogen content (%) in farm yard manure is?

The downward entry of water into the soil is termed as?

From which part of Chrysanthemum cinerarifolium, pyrethrum is extracted?

Match List I with List II
   List I                                         List II
A. Chlorinated Hydrocarbons       I. Dichlorvos
B. Organophosphates                     II. Propoxur
C. Carbamates                                  III. DDT
D. Pyrethroids                                  IV. Fenvalerate
Choose the correct answer from the options given below?

Class Insecta belongs to the subphylum?

Match List I with List II
List I                                       List II
A. Nosema disease                  I. Acarapsis woodi
B. Isle of wight                        II. Streptococcus sp
C. American foulbrood          III. Bacillus pluton
D. European foulbrood          IV. Nosema species
Choose the correct answer from the option given below

Which one of the following was domesticated during the year 7500 BC?

Which one of the following is a physical method of nematode control?

Which one of the following crops is the most tolerant of soil sodicity?

Molya disease of wheat is most severe in?

Match List I with List II
List I                                                 List II
A. Sugarcane top borer              I. Tetranychus cinnabarinus
B. E.D.B.                                       II. Tryporyza nivella
C. Telenomus                               III. Grain fumigant
D. Mite                                          IV. Insect bioagent
Choose the correct answer from the option given below

Zero tillage is successful in India in the cropping systems of?

Which of the following enhances seed germination?

Scansorial or clinging type of legs are found in?

The entomopathogenic nematode used in the microbial control of insect pest is?

Given below are two statements?
Statement l: Turnip belongs to cole crop
Statement ll: Broccoli belongs to cole crop

In light of the above statements, choose the most appropriate answer from
the options given below

Insect hind wings are modified into knob-like structure called “halteres” in?

Match List I with List II
    List I                                                         List II
A. Vector of spike disease                        I. Nephotettix virescens
B. Sesamum phyllody                               II. Jassus indicus
C. Rice yellow dwarf                                 III. Hishimonus phycitis
D. Little leaf of brinjal                              IV. Orosius albicinctus
Choose the correct answer from the options given below

The length of silk thread in a cocoon of Bombyx mori ranges from?

In insects, the origin of foregut is?