entomology MCQs – Page 9

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

entomology Mcqs
161. It is a substance added to a pesticide to impure the qualities of pesticide formulation is called_________________?
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A. Synergism

B. Adjuvant

C. Agitation

D. Activator

162. Lac is produced by:___________?
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A. Males insect only

B. More by females than males

C. More by males than females

D. Females insect only

163. The living organisms that are usually larger, stronger or more intelligent then the parasite is called____________________?
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A. Parasite

B. Predator

C. Host

D. Pray

164. The chemical used for controlling fish is called__________________?
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A. Pesticide

B. Ovicide

C. herbicide

D. VICIDE

165. Type of pheromone which get together the insects for food and mating is known as________________?
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A. Sex pheromone

B. Alarm pheromone

C. Trial marking pheromone

D. Aggregation pheromone
166. A material which is used to dilute active material is called__________________?
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A. Adhesive

B. Adjuvant

C. Carrier

D. Agitation

167. Any organism which harm or causes damage man directly or indirectly called as________________?
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A. Pest

B. Insect pest

C. none of the above

D. Insect

168. Larvae with both thoracic and abdominal legs is_________________?
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A. Platy form

B. Vermiform

C. Cruciform

D. carabifrom

169. The insect which Parasitizes one species of host is called__________________?
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A. Transitory Parasite

B. Permanent Parasite

C. Intermitted Parasite

D. Obligated Parasite

170. Social behavior present in__________________?
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A. Termites

B. Termites, Ants< bees

C. Ants bees

D. Butterflies

171. The bees are not reared for commercial purpose are called_________________?
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A. Wild bees

B. Domestic bees

C. Wild bees

D. None of the above

172. An insect pest normally present at some time during the growing season that causes the economic damage to a crop is called ?
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A. Key pest

B. Secondary pest

C. Occasional pest

D. Migrant pest

173. Carbamates contains_________________?
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A. Carbon, nitrogen and sulphur

B. Carbon, hydrogen, nitrogen

C. Carbon, hydrogen, nitrogen

D. Carbon, hydrogen

174. Chemical added to pesticide to increase its activity is called________________?
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A. Agitation

B. Adjuvant

C. Synergism

D. Activator
175. The last segment of insect which bears a structure which help during mating is_________________?
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A. Paraproct

B. Acron

C. Somites

D. Subgenital plate

176. What are helpful insects___________________?
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A. Predators, Pollinators, Lac insects

B. Silkworm, Pollinators, Predators, Scavenges

C. Weed killers, scavengers, predator, pollinator, parasites

D. Predators, Pollinators, Parasites, Honey bees

177. Proventriculus also called as___________________?
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A. Crop

B. Esophagus

C. Pharynx

D. Gizzard
178. Which enzyme breaks protein__________________?
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A. Amylase

B. Proteases

C. Carbohydrates

D. Lipases

179. What colour show moderately hazarous_________________?
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A. Brown

B. Red

C. Yellow

D. Blue
180. A mixture included pesticides which decrease the efficiency of each other is called__________________?
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A. None of the Above

B. Potentiating mixture

C. Antagonistic mixture

D. Additive mixture