MCQs Entomology-25 Posted on August 22, 2025August 30, 2025Author agropublishers 0 1. _____________ are the hardened, modified forewings of beetles Tegmina Scutella Halteres Elytra 2. Which type of sensilla primarily functions as a chemoreceptor in insects? Basiconic sensilla Tympanal sensilla Campaniform sensilla Trichoid sensilla 3. Bed bugs belong to which insect order? Orthoptera Diptera Coleoptera Hemiptera 4. What is the color of cockroach (Blattella germanica) eggs? White Pink Brown Green 5. Beetles belong to which insect order? Lepidoptera Hemiptera Diptera Coleoptera 6. Which beetle was famously used in ancient Egyptian religion and is a symbol of rebirth? Necrophila americana Lytta vesicatoria (Spanish Fly) Meloe violaceus Scarabaeus sacer (Sacred Scarab) 7. The three main body regions of an insect are the head, thorax, and__________ Cephalon Abdomen Tergum Tagma 8. The Malpighian tubules in many beetles are associated with rectal pads, allowing ____________ Selective resorption of water and ions Synthesis of chitin precursors Gas exchange Hemocyanin production 9. Dung beetles primarily locate resources like dung by detecting specific volatile compounds emitted from the dung through _________________ Thermoreceptors on legs Hygroreceptors on antennae Olfactory receptors on their antennae Chemosensory palps only 10. Beetle mouthparts are generally of which type? Siphoning Piercing-sucking Chewing Sponging Loading … Question 1 of 10
