Entomology MCQs Set VI


The quiz is designed to assess your understanding about the Agriculture Entomology. These MCQss is prepared by the Professors of Agri Entomology department and very much helpful for CSS, PMS, NTS, PPSC, FPSC, SPSC, lecturer, GRE Subject and all other competitive examinations. Choose the best answer from four given options. The answer keys is given at the end of the test


Entomology MCQs Set VI

Select one option out of four given options

  1. H . Huxley and A-F Huley gave the model of




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  3. Aerodynamics deals with




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  5. Upword movement of wing is known as




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  7. Wing muscle frequency for Aedes spp. is




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  9. The structure of ecdysone is simialr to




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  11. The example of lipid related hormone is




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  13. Tyrosine is an example of non essential




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  15. Corpora cardiaca produce




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  17. Shedding of old skin is done by




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  19. Bursicon perform the function of




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  21. Corpora allata is a




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  23. The concentration of Juvenile hormone is high at




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  25. Embryo having 3 layers during the development is known as




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  27. When embryo head end moves towards the posterior pole of egg, this movement is known as




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  29. The eggs of Dermatobia (Diptera) are stimulated to hatch by




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  31. Maceration is the process of




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  33. The most important tanning agent is




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  35. Proventriculus perform the function of




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  37. Gizzard has four mobile lips with spines on them, for staining in




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  39. Goblet cells of Mid gut in Lepidoptera accumulate




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  41. The pH of mid gut is




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  43. amylase act on




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  45. Higher termites digest the cellulose with the help of




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  47. Hemicellulases can hydrolyze the




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  49. Pepsin acts only in




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  51. The excretory function of Malpighian tubules is observed by




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  53. The excretory product which is less toxic and insoluble called




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  55. H:N. Ratio in uric acid is




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  57. In mosquitoes, the anal lobe can absorb




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  59. Muscles which are responsible for heart beat in insects are




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  61. In insects, oxygen is delivered by




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  63. Plasma of blood contains




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  65. The neuron that conduct signals away from the central nervous system is known as




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  67. Antennal sensilla is an example




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  69. Repeatedly firing on Mechanoreceptor as long as stimulus persists known as




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  71. Pressure receptors give information about depth/height to




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  73. Tympanal organs are present on the front tibia in




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  75. Chemical substances in gaseous form are detected in insect by




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  77. The type of birth in which insect directly lays young one known as




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  79. Pupae having appendages free and visible externally is present in




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  81. Study of adverse effects of chemical on living organisms




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  83. Any agent that is capable of producing a deleterious response in biological systems producing death




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  85. Toxicity of chemical depends on




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  87. When the action of one chemical reduce the other chemical known as




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  89. Effects produced by the ingestion of caustic substances or of irritant material




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  91. The time required to kill 50% test animal is




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  93. Margin of safety




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  95. Toxicity of insecticide by administration of single lethal dose for a short period of time is




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  97. Acaricides are used to kill




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  99. Chemical used to kill birds




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  101. Chemical used to kill fish




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  103. Chemical used to destroy or inactive harmful micro-organisms




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  105. Poisons cause unconsciousness in insects and are fat soluble




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  107. Poisons inhibits the acetylcholinerase resulting build up of Acetylcholine




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  109. Insecticide which block the insect spiracles are




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  111. Sodium arsenate is a




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  113. Nereistoxin is a compound having origin




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  115. Rotenone is a compound having origin




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  117. Strobane belong to group




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  119. Acetphate belong to group




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  121. Aldicarb belong to group




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  123. Diafenthuron belongs to group




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  125. Imidacloprid is a




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  127. Methyl bromide is a




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  129. Fenvalerate belongs to family




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  131. Dicofol is a




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  133. Benzyl benzoate repel the




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  135. Carbamates have same mode of action as




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  137. Reduction is a phase metabolism




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  139. Carboxylesterares is metabolism of class




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  141. Extent of toxicity depends on




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  143. Toxin is produced by




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  145. Toxin produced by microbes




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  147. Toxin is injected by sting/bite is




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  149. Branch of toxicology that is hybrid of analytic chemistry and fundamental toxicological principles




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  151. Ethyl alcohol have LD50 value (mg/kg)




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  153. The chemical is more toxic if LD50 is




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  155. Nephrotoxic is chemical toxic to




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  157. Ototoxic is chemical toxic to




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  159. Exposure of chemical refers to repeated exposure to chemical for 1 month or less is




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  161. The compounds with ability to cause birth deformities




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  163. Have more half life




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  165. When two chemical control balance each other by producing opposite effect on the same physiological function is




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  167. Which formulation has less active ingredient quantity




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  169. Methyl Eugenol is




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  171. Chemical used in the treatment in moth and timber proofing against




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  173. The minimal effective dose of any chemical that evopres a stated all or none response is called




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  175. Ability to give maximum response of a chemical is




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  177. Highly extracted chemical have clearance between




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  179. Kairomone have utility for




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  181. The study of insects is called




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  183. Any organism which harms or causes damage to man directly or indirectly is called




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  185. Insects belong to the class




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  187. The practice of dining one’s own species




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  189. Insects in which young ones pass through complex or complete metamorphosis are said to be:




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  191. The young ones of holometabolus insects are called




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  193. Insects which develop their wings externally belong to the class




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  195. The resting stage of Endopterygot insects is




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  197. The young ones of hemimetabola those are terrestrial in habitat are




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  199. Larvae of beetles are known as




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