entomology MCQs – Page 10

Practise focused entomology questions with marked answers for exam preparation and subject revision.

entomology Mcqs
181. Insect body divided into external grooves called Sutures___________?
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A. Sclerite

B. Acron

C. Sutures

D. Somites

182. The artificial food of Queen is known as_______________________?
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A. Bee bread

B. Royal Jelly

C. Jelly

D. Nectar

183. The insect head is essentially a capsule which encloses the brain and bears the usually external (ectognathous) mouthparts, the eyes and a pair of sensory antennae. The mouth part comprise basic sections as:
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A. An upper lip (labrum), lower (ventral) surface of which forms the epipharynx

B. All of these

C. a tongue-like hypopharynx; the jaws (mandibles)

D. The paired maxillae and a lower lip (labium).

184. The living organisms that are smaller, weaker or less intelligent than be predor is called____________________?
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A. Host

B. Parasite

C. Prey

D. Predator

185. The slow acting pheromones are_________________?
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A. Primers

B. Semio chemicals

C. Releasers

D. Allelo chemicals

186. The parasite which requires only one host for its complete life cycle is called________________?
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A. Entomophagous parasites

B. Monoxenous parasites

C. Zoophagous parasites

D. Phytophagous parasites

187. The insect skeleton is composed of series of plates called__________________?
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A. Somites

B. Sclerites

C. Sutures

D. Conjunctivae

188. Where the most insects are abundant____________________?
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A. temperature region

B. Sub tropical

C. Tropical region

D. None of the above

189. Cotton bollworms, sugarcane borers are_____________?
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A. Major pest

B. Secondary pest

C. I do not agree with above statement

D. Key pest

190. Function of epiculticle in insect is__________________?
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A. Prevent evaporation

B. Impermeability of water and prevent evaporation

C. Rigidly of body parts

D. Impermeability of water

191. Use of living organism to bring down the pest population to sub economic level is called____________________?
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A. Physical control

B. Natural control

C. Cultural control

D. Biological control
192. A type of resistance in which a series of different cultivars of the same crop are infested with a series of different insect biotypes of same species show a differentia interaction is known as_________________?
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A. Vertical resistance

B. Specific resistance

C. Cross resistance

D. Horizontal resistance

193. Photogenic organ are present in____________________?
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A. Flies

B. Fire flies

C. Wasps

D. Honey bee

194. A chemical which inhibits clotting mechanisms of the blood is called __________________?
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A. Acute poisoning

B. Defoliant

C. Chronic poisoning

D. Bait

195. The quality a of a pesticide to remain as an effective residue because of its low volatility and chemical stability is termed as__________________?
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A. Aerosol

B. Desiccant

C. Persistence

D. Defoliant

196. The living organism that live in or on the bodies of other living organisms from which they get their food, during at least one stage of their existence is called________________?
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A. Predator

B. Prey

C. Parasitism

D. Parasites
197. Which hormone cause moulting in insect_________________?
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A. Juvenile

B. None of the above

C. Activation hormone

D. Ecdysone
198. Diazepam is an antidote of_________________?
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A. Carbamte

B. Organophosphate

C. Pyrethorid

D. Organ chlorine
199. Various methods of pest scouting are_________________?
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A. Maryos method

B. Diagonal method

C. All the above

D. Zig zag method

200. Butterflies having wing coupling apparatus is__________________?
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A. Jugum

B. Frenulum

C. Overlapping and Jugum

D. Overlapping