ENTOMOLOGY
ENTOMOLOGY SYLLABUS
(The syllabus may change from time to time. Please check with the relevant Public Service Commission websites for any changes in the syllabus)
Unit-1 (Insect Morphology) Insect head, thorax, abdomen and their appendages. Wings, venation, modification and their function. Structure types and function of antennae.
Unit-2 (Insect Anatomy& Physiology) Digestive, respiratory, circulatory, excretory, reproductive, muscular and nervous systems; production and function of hormones and pheromones. Growth and metamorphosis.
Unit-3 (Insect Taxonomy) Systematics – Importance, scope and applicability of insect systematic in other fields of Entomology. Classification of insects- Important characters of orders, suborders and super families - all families of economic importance:Hemiptera,Orthoptera, Isoptera, Diptera, Hymenoptera, Lepidoptera and Coleoptera.
Unit-4 (Insect Ecology) Introduction- Abundance and diversity of insects; habitat and niche; intra and interspecific interactions; natural and agro-ecosystems; flow of energy in ecosystem; trophic relations; host finding, feeding and reproductive, escape, defence, offence and predation; dispersal and migration; dormancy.
Unit-5 (Insect Toxicology) Scope of insecticide toxicology; Factors affecting toxicity of insecticides; insecticide compatibility, selectivity and phytotoxicity. Pest resistance to insecticides; mechanisms and types of resistance; insecticide resistance management and pest resurgence. Insecticide residues, their significance and environmental implications. Insecticide Act, registration and quality control of insecticides.
Unit-6 (Insecticides and their application) Introduction; nomenclature, classification on the basis of mode of entry, chemical nature mode of action and toxicity, formulations, compatibility, physico-chemical properties, mode of action, residues, hazards and safety measures of organochlorines, organophosphates,carbamates, pyrethroids, tertiary amines, neonicotinoids, oxadiazines, phenyl pyrozoles, insect growth regulators, microbials, botanicals, new promising compound etc ; structure and working of various types of hand and power operated equipment for insecticide application.Safe use of insecticides; diagnosis and treatment of insecticide poisoning.
Unit-7 (Urban and Storage Entomology) Introduction; Identification, biology and control of different stored product pests. storage principles; types of storages; Factors affecting grain and other products in storages; stored product losses and their prevention. Storage structures, warehouse management. Management and safe use of pesticides in stored commodities. Scope and prospects of Urban Pest Management— Economic and public health importance of domestic pests- Habits, biology, damage and control of major domestic pests viz., mosquitoes, houseflies, bed bugs, ants, termites, cockroaches, fleas, silverfish, head and body lice, carpet beetles, cloth moths, crickets, wasps. Pests of cattle, poultry, pet animals and their management.Termite proofing in buildings both under construction and existing.
Unit-8(Insect pest management) Definition of IPM-Concept and philosophy, ecological principles, economic threshold concept, and economic consideration. Tools of pest management and their integration: legislative, cultural, physical and mechanical methods; pest survey and surveillance, forecasting, types of surveys including remote sensing methods; political, social and legal implications of IPM. Principles and scope of biological control; important groups of parasitoids, predators and pathogens; principles of classical biological control; importation, augmentation and conservation. Role of insect pathogenic nematodes, viruses, bacteria, fungi, protozoa etc. and their mode of action. Introduction, identification, distribution, host plants, biology, damage and control of insect and mite pests of field crops, vegetables and orchards; other important vertebrate and invertebrate pests.
Unit-9 (Beneficial insects) Introduction: insects of medicinal, food, aesthetic value; insect pollinators and environmental indicators; scavengers, entomophagous and weed-feeding insects; entomological industries; apiculture, sericulture and lac-culture.
Unit-10 (Biotechnology in pest management) Role of biotechnology in pest management. Biological control and biotechnology -genetic improvement of natural enemies. Mass production techniques - in vitro production of entomopathogens in cell lines. Recombinant DNA technology and pest control - transgenic plants for pest resistance – genes and proteins. Resistant management strategies in transgenic crops- regulation –ethics.
Unit-1 (Insect Morphology) Insect head, thorax, abdomen and their appendages. Wings, venation, modification and their function. Structure types and function of antennae.
Unit-2 (Insect Anatomy& Physiology) Digestive, respiratory, circulatory, excretory, reproductive, muscular and nervous systems; production and function of hormones and pheromones. Growth and metamorphosis.
Unit-3 (Insect Taxonomy) Systematics – Importance, scope and applicability of insect systematic in other fields of Entomology. Classification of insects- Important characters of orders, suborders and super families - all families of economic importance:Hemiptera,Orthoptera, Isoptera, Diptera, Hymenoptera, Lepidoptera and Coleoptera.
Unit-4 (Insect Ecology) Introduction- Abundance and diversity of insects; habitat and niche; intra and interspecific interactions; natural and agro-ecosystems; flow of energy in ecosystem; trophic relations; host finding, feeding and reproductive, escape, defence, offence and predation; dispersal and migration; dormancy.
Unit-5 (Insect Toxicology) Scope of insecticide toxicology; Factors affecting toxicity of insecticides; insecticide compatibility, selectivity and phytotoxicity. Pest resistance to insecticides; mechanisms and types of resistance; insecticide resistance management and pest resurgence. Insecticide residues, their significance and environmental implications. Insecticide Act, registration and quality control of insecticides.
Unit-6 (Insecticides and their application) Introduction; nomenclature, classification on the basis of mode of entry, chemical nature mode of action and toxicity, formulations, compatibility, physico-chemical properties, mode of action, residues, hazards and safety measures of organochlorines, organophosphates,carbamates, pyrethroids, tertiary amines, neonicotinoids, oxadiazines, phenyl pyrozoles, insect growth regulators, microbials, botanicals, new promising compound etc ; structure and working of various types of hand and power operated equipment for insecticide application.Safe use of insecticides; diagnosis and treatment of insecticide poisoning.
Unit-7 (Urban and Storage Entomology) Introduction; Identification, biology and control of different stored product pests. storage principles; types of storages; Factors affecting grain and other products in storages; stored product losses and their prevention. Storage structures, warehouse management. Management and safe use of pesticides in stored commodities. Scope and prospects of Urban Pest Management— Economic and public health importance of domestic pests- Habits, biology, damage and control of major domestic pests viz., mosquitoes, houseflies, bed bugs, ants, termites, cockroaches, fleas, silverfish, head and body lice, carpet beetles, cloth moths, crickets, wasps. Pests of cattle, poultry, pet animals and their management.Termite proofing in buildings both under construction and existing.
Unit-8(Insect pest management) Definition of IPM-Concept and philosophy, ecological principles, economic threshold concept, and economic consideration. Tools of pest management and their integration: legislative, cultural, physical and mechanical methods; pest survey and surveillance, forecasting, types of surveys including remote sensing methods; political, social and legal implications of IPM. Principles and scope of biological control; important groups of parasitoids, predators and pathogens; principles of classical biological control; importation, augmentation and conservation. Role of insect pathogenic nematodes, viruses, bacteria, fungi, protozoa etc. and their mode of action. Introduction, identification, distribution, host plants, biology, damage and control of insect and mite pests of field crops, vegetables and orchards; other important vertebrate and invertebrate pests.
Unit-9 (Beneficial insects) Introduction: insects of medicinal, food, aesthetic value; insect pollinators and environmental indicators; scavengers, entomophagous and weed-feeding insects; entomological industries; apiculture, sericulture and lac-culture.
Unit-10 (Biotechnology in pest management) Role of biotechnology in pest management. Biological control and biotechnology -genetic improvement of natural enemies. Mass production techniques - in vitro production of entomopathogens in cell lines. Recombinant DNA technology and pest control - transgenic plants for pest resistance – genes and proteins. Resistant management strategies in transgenic crops- regulation –ethics.
ENTOMOLOGY ANSWER KEYS
1 In which type of mouth parts, the mandibles are all together absent?
a. Chewing and Lapping type
b. Siphoning type
c. Sponging type
d. Piercing and sucking type
Answer: 3
2 Central Integrated Pest Management centre of Rajasthan is located at :-
a. Banswara
b. Sriganganagar
c. Bharatpur
d. Jodhpur
Answer: 2
3 Saddle shaped pronotum are found in the family of order Isoptera:-
a. Rhinotermitidae
b. Mastotermitidae
c. Termitidae
d. Hodotermitidae
Answer: 4
4 The percent area under Bt cotton to the total cropped area of cotton in India is :-
a. 42%
b. 64%
c. 76%
d. 94%
Answer: 4
5 In case of poisoning by organophosphate insecticides the antidote used is :-
a. Barbiturate
b. Phenobarbital
c. Diazepam
d. Atropine
Answer: 4
6 Indian institute of Ecology and Environment is located at:-
a. New Delhi
b. Patna
c. Lucknow
d. Kolkatta
Answer: 1
7 How much quantity of phorate 10 G is required when applied @ 2.5 kg a.i/ha for the control of soil pests?
a. 10 kg
b. 15 kg
c. 20 kg
d. 25 kg
Answer: 4
8 In aerosol,the size of droplets is :-
a. < 1 µm
b. 1-5 µm
c. 50-100µm
d. 100-300 µm
Answer: 2
9 Which one of the following insect pest causes damage to groundnut in storage:-
a. Rhyzopertha dominica
b. Caryedon serratus
c. Tribolium castaneum
d. Sitotroga cerealella
Answer: 2
10 Congress grass Parthenium histerophorus is effectively controlled by its natural enemy:-
a. Neochetina eichhorniae
b. Cyrtobagous Salviniae
c. Orthogalumna terebrantis
d. Zygogramma bicolorata
Answer: 4
11 What would be concentration of fenvalerate 20 EC when applied @ 200 ml/ha dissolved in 1000 liters of water ?
a. 0.01%
b. 0.001%
c. 0.04%
d. 0.004%
Answer: 4
12 The number of cornea in the eyes of butterfly is :-
a. 400
b. 4000
c. 17000
d. 50000
Answer: 3
13 The dose of NPV used for the control of fruit borer,Helicoverpa armigera in chick pea is :-
a. 100 LE/ha
b. 250 LE/ha
c. 450 LE/ha
d. None of these
Answer: 2
14 Trenching around the field is recommended for the control of the insect pests :-
a. Red hairy caterpillar
b. Locust
c. Both Red hairy caterpillar and Locust
d. None of these
Answer: 3
15 Who won the noble prize for his contribution in translating the language of honey bee communicated through waggle dance:-
a. Ronald ross
b. C.F.Beason
c. Thomas
d. Karl von Frisch
Answer: 4
16 Encarsia formosa is mainly used as bioagent for the control of the insect pests :-
a. Mealy bug
b. Whitefly
c. Leaf Hopper
d. Thrips
Answer: 2
17 The Maximum residue limit of dimethoate in fruits and vegetables in India is :-
a. 0.2 PPM
b. 0.4 PPM
c. 2.0 PPM
d. 4.0 PPM
Answer: 3
18 Which one of the following pairs is not correctly matched:-
a. Yellow fever-Glossina sp.
b. Dengue-Aedes aegypti
c. Malaria -Female Anopheles
d. Kala Azar-Phlebotomus sp.
Answer: 1
19 The correct sequence of lac from harvesting to its preparation is :
a. Seed lac-stick lac-Dust lac-Shel lac
b. Stick lac-Seed lac- Dust lacShel lac
c. Seed lac -Dust lac - stick lac - shel lac
d. Dust lac- seed lac- shel lac -stick lac
Answer: 2
20 "A text book of medical Entomology" is authored by :-
a. E.P.Stebbing
b. M.L.Roonwal
c. Roy and Brown
d. Patton and craigg
Answer: 4
21 Export of mango fruits from India to U.S.A. Has been banned due to the infestation of :-
a. Amritodus atkinsoni
b. Sternochetus mangiferae
c. Apsylla cistella
d. Batocera rufomaculate
Answer: 2
22. The microbes ,mostly fungi and sometimes bacteria ,that grow entirely within the plant body ,inter or intra cellular and spend all or nearly all their life cycle in the host are called :-
a. Endophytes
b. Antibiotics
c. Biotypes
d. Genetics
Answer: 1
23 The type of reproduction found in cottony cushion scale, Icerya purchasi :-
a. Paedogenesis
b. Polyembryony
c. Hermaphrotism
d. Viviparous
Answer: 3
24 Which one of the following pairs is not correctly matched:-
a. Life table - southwood
b. Ecosystem - A.G.Tansley
c. Food chain - Elton
d. Economic Injury level - Smith
Answer: 1
25 African sleeping sickness is transmitted through:-
a. Glossina palpalis
b. Musca domestica
c. Xynopsylla cheopis
d. Phlebotomus argentipes
Answer: 1
26 The first documented case of resistance to insecticide was reported from the insect:-
a. Singhara beetle, Galerucella birmanica
b. Sanjose scale, Quadraspidiotus perniciosus
c. Diamond back moth , Plutella xylostella
d. American boll worm, Helicoverpa armigera
Answer: 2
27 Sugarcane wooly aphid, Ceratovacuna lanigera is effectively controlled in south India by its predator:-
a. Depha aphidivora
b. Adonia variegata
c. Cryptolaemus montrouzieri
d. Coccinella Septum punctata
Answer: 1
28 The correct sequence of insect -pests of Sorghum on the basis of their appearance on the crop from sowing to harvesting is:-
a. Atherigona Soccata - chilo partellus Stenadiplosis sorghicola
b. Chilo partellus -Atherigona soccata-Stenadiplosis sorghicola
c. Stenadiplosissorghicola-chilo partellus - Atherigona soccata
d. Stenadiplosissorghicola-Atherigona soccata-chilo partellus
Answer: 1
29 In rice successful transfer of Brown plant hopper and white backed plant hopper resistance genes has been done from which plant :-
a. Oryza nivara
b. Oryza officinalis
c. Oryza sativa
d. Oxya nitidula
Answer: 2
30 The scientific name of house rat is :-
a. Bandicota bengalensis
b. Rattus rattus
c. Tatera indica
d. Mus masculus
Answer: 2
31 The cotton crop was destroyed during kharif 2015 in India due to the severe attack of the pest.
a. Leaf hopper
b. Thrips
c. Whitefly
d. Mealy bug
Answer: 3
32 "National Bureau of Agricultural Insect Resources " is located at :-
a. Ahmadabad
b. Guwahati
c. Bhopal
d. Bangaluru
Answer: 4
33 The life cycle of mulberry silkworm, Bombyx mori completed in :-
a. 20-25 days
b. 35-40 days
c. 45-50 days
d. 60-65 days
Answer: 3
34 Formation of side shoots which give rise to a bunchy top is a syomptom of damage by sugarcane insect :-
a. Sugarcane root borer
b. Sugarcane shoot borer
c. Sugarcane top borer
d. Sugarcane internode borer
Answer: 3
35 Hepatic caecae are orginated from:-
a. Ectoderm
b. Mesoderm
c. Endoderm
d. All of the these
Answer: 3
36 Eriophyids mite have :-
a. Two Nymphal stage
b. Three Nymphal stage
c. Four Nymphal stage
d. No Nymphal stage
Answer: 1
37 Larval head is well developed in sub order of diptera :-
a. Nematocera
b. Brachycera
c. Cyclorrhapha
d. Apocrita
Answer: 1
38 The blood sugar 'Trehalose' is entirely.Lacking in insect
a. Chalcophora mariana
b. Bombax mori
c. Anisolabis littoria
d. Agria affinis
Answer: 3
39 Failure of muscular coordination due to pesticide poisoning is known as :-
a. Anorexia
b. Ataxia
c. Bradycardia
d. Nausia
Answer: 2
40 In which type of ecological pyramid, the shape is always upright:-
a. Pyramids of numbers
b. Pyramids of biomass
c. Pyramids of energy
d. None of these
Answer: 3
41 The inverted Y-shaped suture on the insect head is known as:-
a. Fronto-clypeal suture
b. Post -occipital suture
c. Epicranial suture
d. None of these
Answer: 3
42 Only the right mandible is functional in the insect order:
a. Collembola
b. Proture
c. Coleoptera
d. Orthoptera
Answer: 1
43 The insects are able to maintain the balance while walking due to :-
a. Hexapod
b. Exoskeleton
c. Small size
d. Functional wing
Answer: 1
44 Johnston's organ is located in :-
a. Pedicel
b. Flagellum
c. Scape
d. None of these
Answer: 1
45 The food channel in siphoning type of mouthpart is formed by -
a. Maxillary palpi
b. Hypopharynx
c. Modified galea
d. Labium
Answer: 3
46 The males are winged and females wingless in :-
a. Coccids
b. Embioptera
c. Strepsiptera
d. All of the these
Answer: 4
47 The number of stlylets in female mosquito is :-
a. 2
b. 4
c. 6
d.8
Answer: 3
48 The insect larva which has no legs is termed:-
a. Oligopod
b. Apodous
c. Scarabaeiform
d. Polupod
Answer: 2
49 The main excretory product of insects is :-
a. Urea
b. Uric acid
c. Ammonia
d.None of these
Answer: 2
50 The sac for storage of sperms in male insects is called :-
a. Seminal vesicle
b. Spermatheca
c. Genital chamber
d. Vasdeferens
Answer: 1
a. Chewing and Lapping type
b. Siphoning type
c. Sponging type
d. Piercing and sucking type
Answer: 3
2 Central Integrated Pest Management centre of Rajasthan is located at :-
a. Banswara
b. Sriganganagar
c. Bharatpur
d. Jodhpur
Answer: 2
3 Saddle shaped pronotum are found in the family of order Isoptera:-
a. Rhinotermitidae
b. Mastotermitidae
c. Termitidae
d. Hodotermitidae
Answer: 4
4 The percent area under Bt cotton to the total cropped area of cotton in India is :-
a. 42%
b. 64%
c. 76%
d. 94%
Answer: 4
5 In case of poisoning by organophosphate insecticides the antidote used is :-
a. Barbiturate
b. Phenobarbital
c. Diazepam
d. Atropine
Answer: 4
6 Indian institute of Ecology and Environment is located at:-
a. New Delhi
b. Patna
c. Lucknow
d. Kolkatta
Answer: 1
7 How much quantity of phorate 10 G is required when applied @ 2.5 kg a.i/ha for the control of soil pests?
a. 10 kg
b. 15 kg
c. 20 kg
d. 25 kg
Answer: 4
8 In aerosol,the size of droplets is :-
a. < 1 µm
b. 1-5 µm
c. 50-100µm
d. 100-300 µm
Answer: 2
9 Which one of the following insect pest causes damage to groundnut in storage:-
a. Rhyzopertha dominica
b. Caryedon serratus
c. Tribolium castaneum
d. Sitotroga cerealella
Answer: 2
10 Congress grass Parthenium histerophorus is effectively controlled by its natural enemy:-
a. Neochetina eichhorniae
b. Cyrtobagous Salviniae
c. Orthogalumna terebrantis
d. Zygogramma bicolorata
Answer: 4
11 What would be concentration of fenvalerate 20 EC when applied @ 200 ml/ha dissolved in 1000 liters of water ?
a. 0.01%
b. 0.001%
c. 0.04%
d. 0.004%
Answer: 4
12 The number of cornea in the eyes of butterfly is :-
a. 400
b. 4000
c. 17000
d. 50000
Answer: 3
13 The dose of NPV used for the control of fruit borer,Helicoverpa armigera in chick pea is :-
a. 100 LE/ha
b. 250 LE/ha
c. 450 LE/ha
d. None of these
Answer: 2
14 Trenching around the field is recommended for the control of the insect pests :-
a. Red hairy caterpillar
b. Locust
c. Both Red hairy caterpillar and Locust
d. None of these
Answer: 3
15 Who won the noble prize for his contribution in translating the language of honey bee communicated through waggle dance:-
a. Ronald ross
b. C.F.Beason
c. Thomas
d. Karl von Frisch
Answer: 4
16 Encarsia formosa is mainly used as bioagent for the control of the insect pests :-
a. Mealy bug
b. Whitefly
c. Leaf Hopper
d. Thrips
Answer: 2
17 The Maximum residue limit of dimethoate in fruits and vegetables in India is :-
a. 0.2 PPM
b. 0.4 PPM
c. 2.0 PPM
d. 4.0 PPM
Answer: 3
18 Which one of the following pairs is not correctly matched:-
a. Yellow fever-Glossina sp.
b. Dengue-Aedes aegypti
c. Malaria -Female Anopheles
d. Kala Azar-Phlebotomus sp.
Answer: 1
19 The correct sequence of lac from harvesting to its preparation is :
a. Seed lac-stick lac-Dust lac-Shel lac
b. Stick lac-Seed lac- Dust lacShel lac
c. Seed lac -Dust lac - stick lac - shel lac
d. Dust lac- seed lac- shel lac -stick lac
Answer: 2
20 "A text book of medical Entomology" is authored by :-
a. E.P.Stebbing
b. M.L.Roonwal
c. Roy and Brown
d. Patton and craigg
Answer: 4
21 Export of mango fruits from India to U.S.A. Has been banned due to the infestation of :-
a. Amritodus atkinsoni
b. Sternochetus mangiferae
c. Apsylla cistella
d. Batocera rufomaculate
Answer: 2
22. The microbes ,mostly fungi and sometimes bacteria ,that grow entirely within the plant body ,inter or intra cellular and spend all or nearly all their life cycle in the host are called :-
a. Endophytes
b. Antibiotics
c. Biotypes
d. Genetics
Answer: 1
23 The type of reproduction found in cottony cushion scale, Icerya purchasi :-
a. Paedogenesis
b. Polyembryony
c. Hermaphrotism
d. Viviparous
Answer: 3
24 Which one of the following pairs is not correctly matched:-
a. Life table - southwood
b. Ecosystem - A.G.Tansley
c. Food chain - Elton
d. Economic Injury level - Smith
Answer: 1
25 African sleeping sickness is transmitted through:-
a. Glossina palpalis
b. Musca domestica
c. Xynopsylla cheopis
d. Phlebotomus argentipes
Answer: 1
26 The first documented case of resistance to insecticide was reported from the insect:-
a. Singhara beetle, Galerucella birmanica
b. Sanjose scale, Quadraspidiotus perniciosus
c. Diamond back moth , Plutella xylostella
d. American boll worm, Helicoverpa armigera
Answer: 2
27 Sugarcane wooly aphid, Ceratovacuna lanigera is effectively controlled in south India by its predator:-
a. Depha aphidivora
b. Adonia variegata
c. Cryptolaemus montrouzieri
d. Coccinella Septum punctata
Answer: 1
28 The correct sequence of insect -pests of Sorghum on the basis of their appearance on the crop from sowing to harvesting is:-
a. Atherigona Soccata - chilo partellus Stenadiplosis sorghicola
b. Chilo partellus -Atherigona soccata-Stenadiplosis sorghicola
c. Stenadiplosissorghicola-chilo partellus - Atherigona soccata
d. Stenadiplosissorghicola-Atherigona soccata-chilo partellus
Answer: 1
29 In rice successful transfer of Brown plant hopper and white backed plant hopper resistance genes has been done from which plant :-
a. Oryza nivara
b. Oryza officinalis
c. Oryza sativa
d. Oxya nitidula
Answer: 2
30 The scientific name of house rat is :-
a. Bandicota bengalensis
b. Rattus rattus
c. Tatera indica
d. Mus masculus
Answer: 2
31 The cotton crop was destroyed during kharif 2015 in India due to the severe attack of the pest.
a. Leaf hopper
b. Thrips
c. Whitefly
d. Mealy bug
Answer: 3
32 "National Bureau of Agricultural Insect Resources " is located at :-
a. Ahmadabad
b. Guwahati
c. Bhopal
d. Bangaluru
Answer: 4
33 The life cycle of mulberry silkworm, Bombyx mori completed in :-
a. 20-25 days
b. 35-40 days
c. 45-50 days
d. 60-65 days
Answer: 3
34 Formation of side shoots which give rise to a bunchy top is a syomptom of damage by sugarcane insect :-
a. Sugarcane root borer
b. Sugarcane shoot borer
c. Sugarcane top borer
d. Sugarcane internode borer
Answer: 3
35 Hepatic caecae are orginated from:-
a. Ectoderm
b. Mesoderm
c. Endoderm
d. All of the these
Answer: 3
36 Eriophyids mite have :-
a. Two Nymphal stage
b. Three Nymphal stage
c. Four Nymphal stage
d. No Nymphal stage
Answer: 1
37 Larval head is well developed in sub order of diptera :-
a. Nematocera
b. Brachycera
c. Cyclorrhapha
d. Apocrita
Answer: 1
38 The blood sugar 'Trehalose' is entirely.Lacking in insect
a. Chalcophora mariana
b. Bombax mori
c. Anisolabis littoria
d. Agria affinis
Answer: 3
39 Failure of muscular coordination due to pesticide poisoning is known as :-
a. Anorexia
b. Ataxia
c. Bradycardia
d. Nausia
Answer: 2
40 In which type of ecological pyramid, the shape is always upright:-
a. Pyramids of numbers
b. Pyramids of biomass
c. Pyramids of energy
d. None of these
Answer: 3
41 The inverted Y-shaped suture on the insect head is known as:-
a. Fronto-clypeal suture
b. Post -occipital suture
c. Epicranial suture
d. None of these
Answer: 3
42 Only the right mandible is functional in the insect order:
a. Collembola
b. Proture
c. Coleoptera
d. Orthoptera
Answer: 1
43 The insects are able to maintain the balance while walking due to :-
a. Hexapod
b. Exoskeleton
c. Small size
d. Functional wing
Answer: 1
44 Johnston's organ is located in :-
a. Pedicel
b. Flagellum
c. Scape
d. None of these
Answer: 1
45 The food channel in siphoning type of mouthpart is formed by -
a. Maxillary palpi
b. Hypopharynx
c. Modified galea
d. Labium
Answer: 3
46 The males are winged and females wingless in :-
a. Coccids
b. Embioptera
c. Strepsiptera
d. All of the these
Answer: 4
47 The number of stlylets in female mosquito is :-
a. 2
b. 4
c. 6
d.8
Answer: 3
48 The insect larva which has no legs is termed:-
a. Oligopod
b. Apodous
c. Scarabaeiform
d. Polupod
Answer: 2
49 The main excretory product of insects is :-
a. Urea
b. Uric acid
c. Ammonia
d.None of these
Answer: 2
50 The sac for storage of sperms in male insects is called :-
a. Seminal vesicle
b. Spermatheca
c. Genital chamber
d. Vasdeferens
Answer: 1
51 The light producing substance in glowworm fire fly is :-
a. Luciferase
b. Luciferin
c. Lucithrin
d. None of these
Answer: 2
52 The term "Species" was established and used for the first time by :-
a. Imms
b. John Ray
c. Aristotle
d. Lamarck
Answer: 2
53 The one factor common to all arthropods leading to their success is largely due to :-
a. Small size
b. Chitinous exoskeleton
c. Joint footedness
d. None of these
Answer: 2
54 Fore wings and hind wings are similar in :-
a. Ephemeroptera
b. Hemiptera
c. Isoptera
d. Hymenoptera
Answer: 3
55 Adephaga and Polyphaga are sub-order of :-
a. Coleoptera
b. Hymenoptera
c. Orthoptera
d. Isoptera
Answer: 1
56 when insects remain in a dormant stage due to temperatures lower than the optimum, they undergo :-
a. Hibernation
b. Aestivation
c. Quiescence
d. None of these
Answer: 1
57 specific strain of a species adapted to a particular set of environmental condition is termed:--
a. Biotype
b. Ecotype
c. Allotype
d. Prototype
Answer: 2
58 Which of the following is a reason for pest population outbreaks?
a. Absence of natural enemies
b. High natality
c. Reduced morality
d. All of the these
Answer: 4
59 One of these mites is a well known predator of herbivorous spider mites:-
a. Phytoseiulus persimilis
b. Aculops Lycopersici
c. Acarus silo
d. Varroa jacobsoni
Answer: 1
60 The amount of energy transferred from one trophic level to another is approximately :-
a. 90%
b. 10%
c. 50%
d. 100%
Answer: 2
61 An insecticide used for seed treatment against sucking insect pests is :-
a. Quinalphos
b. Decamethrin
c. Imidacloprid
d. Phorate
Answer: 3
62 Mode of action of spinosad is that it:
a. Blocks nicotinic acetylcholine receptor
b. Effects GABA receptor
c. Causes both Blocks nicotinic acetylcholine receptor & Effects GABA receptor
d. Some other mode of action
Answer: 3
63 The first record of sericulture dates back to :-
a. 4700 BC in China
b. 8000 BC in China
c. 2500 BC in India
d. 2500 BC in Sumeria
Answer: 1
64 The concept of economic thresholds, economic levels and integrated control was introduced by :-
a. V.M. Stern and R.F. Smith (1959)
b. V.M.Stern,R.F.Smith,R.van den Bosch and K.S.Hagen (1959)
c. R.F.Smith and R. Van den Bosch(1967)
d. V.M.Stern,R.F.smith,R.van den Bosch and K.S.Hagen(1967)
Answer: 2
65 The insect capable of transmitting bacterial wilt(Stewart's disease) of cotton is:
a. Myllocerus spp.
b. Chaetocnema spp.
c. Sphenoptera gossypii
d. Empoasca devastans
Answer: 2
66 The entomopathogenic nematode genera, Steinernema and Heterorhabditis are capable of killing insect larvae due to :-
a. Nematode-Protozoa symbiosis
b. Nematode-fungus symbiosis
c. Nematode-Bacteria symbiosis
d. Nematode-Virus symbiosis
Answer: 3
67 Vegetable oils mixed in small quantities with stored grain legumes are active against eggs and larvae and disable the female to oviposit. The pest in the context is:-
a. Rhizopertha
b. Callosobruchus
c. Tribolium
d. Oryzaephilus
Answer: 2
68 The common name of Acridotheres tristis:-
a. House crow
b. House sparrow
c. Parrot
d. Myna
Answer: 4
69 The tea mosquito bug belongs to the insect family :-
a. Pentatomidae
b. Coreidae
c. Miridae
d. Tingidae
Answer: 3
70 Fossil records indicate that insects evolved during :-
a. Cambrian period
b. Devonian period
c. Silurian period
d. Precambrian period
Answer: 2
71 The white stem borer(Xylotrechus quadripes) is the most important pest of :-
a. Areca palm
b. Coconut
c. coffee
d. Tea
Answer: 3
72 Timely planting of sorghum escapes the damage of :-
a. Shoot borer
b. Armyworm
c. Shoot fly
d. Shoot bug
Answer: 3
73 The Government of India passed the " Destructive Insects and Pests Act" in the year :-
a. 1914
b. 1916
c. 1918
d. 1920
Answer: 1
74 Which of the following bee species is most suitable for apiculture?
a. Apis cerana
b. Apis mellifera
c. Apis dorsata
d. Apis florea
Answer: 2
75 Aedes egyptii is a vector of :-
a. Elephantiasis
b. Filariasis
c. Yellow fever
d. Malaria
Answer: 3
76 Boll -guard II cotton contains the genes :-
a. Cry I Aa and Cry 2 Aa
b. Cry I Ac and Cry 2 Aa
c. Cry I Ac and Cry 2 Ab
d. Cry I Ad and Cry 2 Ab
Answer: 3
77 Laboratory technique used to make multiple copies of a DNA segment is :-
a. PCR
b. Electrophoresis
c. Recombinant DNA technology
d. None of these
Answer: 1
78 when long axis of the head is vertical and the mouth parts ventral, such type of orientation is known as
a. Hypognathous
b. Prognathous
c. Ophisthognathous
d. Clypeus
Answer: 1
79 Insects have six functional legs but a family of Lepidoptera has only four functional legs, name the family:-
a. Noctuidae
b. Nymphalidae
c. Pyralididae
d. Gelechiidae
Answer: 2
80 Insect in which all the ten pairs of spiracles are open and functional is known as :-
a. Apneustic
b. Holopneustic
c. Propneustic
d. Metapneustic
Answer: 2
81 Principal pulsating organ which causes the flow of the blood in insect is known as :-
a. Dorsal and Ventral diaphragms
b. Haemocytes
c. Dorsal vessel
d. Haemocoel
Answer: 3
82 All muscles in Insects are composed of :-
a. Visceral
b. Segmental
c. Appendage
d. Striated fibers
Answer: 4
83 Process of transformation of spermatids into spermatozoa known as :-
a. Spermatogoni
b. Spermatogenesis
c. Oogenesis
d. Spermatocyte
Answer: 2
84 Study of the diversity and classification of organisms is known as:-
a. Cclassification
b. Systematics
c. Taxonomy
d. Nomenclature
Answer: 2
85 The growth of poikilothermic animals is arrested at 0° C and this temperature is called:-
a. Favorable range
b. Lethal high range
c. Threshold of development
d. Lethal low range
Answer: 3
86 The organophosphate insecticides were developed in which country during world war II as a substitute for nicotine :-
a. Sweden
b. England
c. France
d. Germany
Answer: 4
87 Selectivity can be divided into two groups (i) Ecological selectivity and which is second group:-
a. Physiological selectivity
b. Chemical selectivity
c. Biological selectivity
d. Physical selectivity
Answer: 1
88 Government of India has passed which act by parliament to regulate the import, manufacture, sale, transport, distribution and use of insecticides :-
a. Madras agriculture pests and disease Act of 1919
b. The Insecticide Act,1968
c. the U.S. Plant Quarantine Act,1912
d. East Punjab Agricultural pests, disease and Noxious weeds Act, 1949
Answer: 2
89 Which one of the following statement is correct as regards mode of action of synthetic pyrethroides:-
a. Inhibition of synaptic transmission by inhibiting the enzyme acetyl choline esterase
b. Stomach toxicant
c. Inhibition of electron transport in mitochondria
d.Inhibition of axonic transmission in the nervous system probably by blocking the NA+ gets in the open state.
Answer: 4
90 Insect growth regulators affect insects mainly by disturbing the normal activity of insect :-
a. Endocrine systems
b. Exocrine systems
c. Excretory systems
d. Digestive systems
Answer: 1
91 Which fumigant should not be used for the fumigation of milled products, oil seeds and moist grains to avoid excessive absorption :-
a. Aluminium phosphide
b. Ethylene dibromide ampoules
c. Ethylene dichloride
d. Ethylene dichloride/Carbon tetrachloride
Answer: 2
92 An arthropod that parasitizes and kills an arthropod host; is parasitic in its immature stages but is free living as an adult is known as:-
a. Parasite
b. Entomopathogen
c. Paedogenesis
d. Parasitoid
Answer: 4
93 The plants attacked by pest in early stages produce ears devoid of grains and are known as the 'white ears' which pest cause such type of damage:-
a. Nilparvate lugens
b. Chilo partellus
c. Scirpophaga incertulus
d. Sesamia inferens
Answer: 3
94 Which crop can be used as a trap crop in cabbage to minimize the damage of Diamond back moth :-
a. Marigold
b. Indian mustard
c. Okra
d. Maize
Answer: 2
95 Newly hatched silkworm larva is technically known as :-
a. Spinneret
b. Kengo
c. Disease free laying
d. Concoon
Answer: 2
a. Luciferase
b. Luciferin
c. Lucithrin
d. None of these
Answer: 2
52 The term "Species" was established and used for the first time by :-
a. Imms
b. John Ray
c. Aristotle
d. Lamarck
Answer: 2
53 The one factor common to all arthropods leading to their success is largely due to :-
a. Small size
b. Chitinous exoskeleton
c. Joint footedness
d. None of these
Answer: 2
54 Fore wings and hind wings are similar in :-
a. Ephemeroptera
b. Hemiptera
c. Isoptera
d. Hymenoptera
Answer: 3
55 Adephaga and Polyphaga are sub-order of :-
a. Coleoptera
b. Hymenoptera
c. Orthoptera
d. Isoptera
Answer: 1
56 when insects remain in a dormant stage due to temperatures lower than the optimum, they undergo :-
a. Hibernation
b. Aestivation
c. Quiescence
d. None of these
Answer: 1
57 specific strain of a species adapted to a particular set of environmental condition is termed:--
a. Biotype
b. Ecotype
c. Allotype
d. Prototype
Answer: 2
58 Which of the following is a reason for pest population outbreaks?
a. Absence of natural enemies
b. High natality
c. Reduced morality
d. All of the these
Answer: 4
59 One of these mites is a well known predator of herbivorous spider mites:-
a. Phytoseiulus persimilis
b. Aculops Lycopersici
c. Acarus silo
d. Varroa jacobsoni
Answer: 1
60 The amount of energy transferred from one trophic level to another is approximately :-
a. 90%
b. 10%
c. 50%
d. 100%
Answer: 2
61 An insecticide used for seed treatment against sucking insect pests is :-
a. Quinalphos
b. Decamethrin
c. Imidacloprid
d. Phorate
Answer: 3
62 Mode of action of spinosad is that it:
a. Blocks nicotinic acetylcholine receptor
b. Effects GABA receptor
c. Causes both Blocks nicotinic acetylcholine receptor & Effects GABA receptor
d. Some other mode of action
Answer: 3
63 The first record of sericulture dates back to :-
a. 4700 BC in China
b. 8000 BC in China
c. 2500 BC in India
d. 2500 BC in Sumeria
Answer: 1
64 The concept of economic thresholds, economic levels and integrated control was introduced by :-
a. V.M. Stern and R.F. Smith (1959)
b. V.M.Stern,R.F.Smith,R.van den Bosch and K.S.Hagen (1959)
c. R.F.Smith and R. Van den Bosch(1967)
d. V.M.Stern,R.F.smith,R.van den Bosch and K.S.Hagen(1967)
Answer: 2
65 The insect capable of transmitting bacterial wilt(Stewart's disease) of cotton is:
a. Myllocerus spp.
b. Chaetocnema spp.
c. Sphenoptera gossypii
d. Empoasca devastans
Answer: 2
66 The entomopathogenic nematode genera, Steinernema and Heterorhabditis are capable of killing insect larvae due to :-
a. Nematode-Protozoa symbiosis
b. Nematode-fungus symbiosis
c. Nematode-Bacteria symbiosis
d. Nematode-Virus symbiosis
Answer: 3
67 Vegetable oils mixed in small quantities with stored grain legumes are active against eggs and larvae and disable the female to oviposit. The pest in the context is:-
a. Rhizopertha
b. Callosobruchus
c. Tribolium
d. Oryzaephilus
Answer: 2
68 The common name of Acridotheres tristis:-
a. House crow
b. House sparrow
c. Parrot
d. Myna
Answer: 4
69 The tea mosquito bug belongs to the insect family :-
a. Pentatomidae
b. Coreidae
c. Miridae
d. Tingidae
Answer: 3
70 Fossil records indicate that insects evolved during :-
a. Cambrian period
b. Devonian period
c. Silurian period
d. Precambrian period
Answer: 2
71 The white stem borer(Xylotrechus quadripes) is the most important pest of :-
a. Areca palm
b. Coconut
c. coffee
d. Tea
Answer: 3
72 Timely planting of sorghum escapes the damage of :-
a. Shoot borer
b. Armyworm
c. Shoot fly
d. Shoot bug
Answer: 3
73 The Government of India passed the " Destructive Insects and Pests Act" in the year :-
a. 1914
b. 1916
c. 1918
d. 1920
Answer: 1
74 Which of the following bee species is most suitable for apiculture?
a. Apis cerana
b. Apis mellifera
c. Apis dorsata
d. Apis florea
Answer: 2
75 Aedes egyptii is a vector of :-
a. Elephantiasis
b. Filariasis
c. Yellow fever
d. Malaria
Answer: 3
76 Boll -guard II cotton contains the genes :-
a. Cry I Aa and Cry 2 Aa
b. Cry I Ac and Cry 2 Aa
c. Cry I Ac and Cry 2 Ab
d. Cry I Ad and Cry 2 Ab
Answer: 3
77 Laboratory technique used to make multiple copies of a DNA segment is :-
a. PCR
b. Electrophoresis
c. Recombinant DNA technology
d. None of these
Answer: 1
78 when long axis of the head is vertical and the mouth parts ventral, such type of orientation is known as
a. Hypognathous
b. Prognathous
c. Ophisthognathous
d. Clypeus
Answer: 1
79 Insects have six functional legs but a family of Lepidoptera has only four functional legs, name the family:-
a. Noctuidae
b. Nymphalidae
c. Pyralididae
d. Gelechiidae
Answer: 2
80 Insect in which all the ten pairs of spiracles are open and functional is known as :-
a. Apneustic
b. Holopneustic
c. Propneustic
d. Metapneustic
Answer: 2
81 Principal pulsating organ which causes the flow of the blood in insect is known as :-
a. Dorsal and Ventral diaphragms
b. Haemocytes
c. Dorsal vessel
d. Haemocoel
Answer: 3
82 All muscles in Insects are composed of :-
a. Visceral
b. Segmental
c. Appendage
d. Striated fibers
Answer: 4
83 Process of transformation of spermatids into spermatozoa known as :-
a. Spermatogoni
b. Spermatogenesis
c. Oogenesis
d. Spermatocyte
Answer: 2
84 Study of the diversity and classification of organisms is known as:-
a. Cclassification
b. Systematics
c. Taxonomy
d. Nomenclature
Answer: 2
85 The growth of poikilothermic animals is arrested at 0° C and this temperature is called:-
a. Favorable range
b. Lethal high range
c. Threshold of development
d. Lethal low range
Answer: 3
86 The organophosphate insecticides were developed in which country during world war II as a substitute for nicotine :-
a. Sweden
b. England
c. France
d. Germany
Answer: 4
87 Selectivity can be divided into two groups (i) Ecological selectivity and which is second group:-
a. Physiological selectivity
b. Chemical selectivity
c. Biological selectivity
d. Physical selectivity
Answer: 1
88 Government of India has passed which act by parliament to regulate the import, manufacture, sale, transport, distribution and use of insecticides :-
a. Madras agriculture pests and disease Act of 1919
b. The Insecticide Act,1968
c. the U.S. Plant Quarantine Act,1912
d. East Punjab Agricultural pests, disease and Noxious weeds Act, 1949
Answer: 2
89 Which one of the following statement is correct as regards mode of action of synthetic pyrethroides:-
a. Inhibition of synaptic transmission by inhibiting the enzyme acetyl choline esterase
b. Stomach toxicant
c. Inhibition of electron transport in mitochondria
d.Inhibition of axonic transmission in the nervous system probably by blocking the NA+ gets in the open state.
Answer: 4
90 Insect growth regulators affect insects mainly by disturbing the normal activity of insect :-
a. Endocrine systems
b. Exocrine systems
c. Excretory systems
d. Digestive systems
Answer: 1
91 Which fumigant should not be used for the fumigation of milled products, oil seeds and moist grains to avoid excessive absorption :-
a. Aluminium phosphide
b. Ethylene dibromide ampoules
c. Ethylene dichloride
d. Ethylene dichloride/Carbon tetrachloride
Answer: 2
92 An arthropod that parasitizes and kills an arthropod host; is parasitic in its immature stages but is free living as an adult is known as:-
a. Parasite
b. Entomopathogen
c. Paedogenesis
d. Parasitoid
Answer: 4
93 The plants attacked by pest in early stages produce ears devoid of grains and are known as the 'white ears' which pest cause such type of damage:-
a. Nilparvate lugens
b. Chilo partellus
c. Scirpophaga incertulus
d. Sesamia inferens
Answer: 3
94 Which crop can be used as a trap crop in cabbage to minimize the damage of Diamond back moth :-
a. Marigold
b. Indian mustard
c. Okra
d. Maize
Answer: 2
95 Newly hatched silkworm larva is technically known as :-
a. Spinneret
b. Kengo
c. Disease free laying
d. Concoon
Answer: 2