MCQs Entomology-14 Posted on July 20, 2025August 30, 2025Author agropublishers 0 1. The __________ insect order is the least susceptible to antifeedants due to generalized feeding habits Orthoptera Lepidoptera Coleoptera Diptera 2. The insect body is divided into three tagmata___________ Head, thorax, abdomen Head, cephalothorax, abdomen Cephalon, pereon, pleon Prosoma, mesosoma, metasoma 3. Each body segment in arthropods has___________ A dorsal tergum and ventral sternum Fused pleura and sternites Only a chitinous tergum A single sclerotized plate 4. _____________ is the specialized food substance that, when fed to honey bee larvae, triggers their development into queen bees. Nectar Royal jelly Bee bread Propolis 5. Chemicals that lure insects toward a host are called_________ Suppressants Attractants Repellents Deterrents 6. Why do male insects attempt to mate with certain orchid flowers? The flowers release pheromones that repel predators The flowers trap insects to ensure pollination The flowers produce a sweet nectar reward The flowers visually and/or chemically mimic female insects 7. In insects, the head is formed by the fusion of ____________ segments. Four Eight Ten Six 8. Systemic insecticides are absorbed by plants and kill insects via_____________ Physical suffocation Fumigation Ingestion after plant uptake Contact toxicity 9. The transfer of food energy from plants through a series of organisms with repeated consumption is termed as _____________ Food Chain Trophic Cascade Food Web Biotic Potential 10. What percentage of known animal species belong to Arthropoda? 72% 91% 83% 65% Loading … Question 1 of 10
