Entomology Of animal MCQs January 8, 2026March 13, 2024 by u930973931_answers 50 min Score: 0 Attempted: 0/50 Subscribe 1. . Entomology is the scientific study of: (A) Mammals (B) Birds (C) Insects (D) Fish 2. . Insects belong to which class of animals? (A) Insecta (B) Arachnida (C) Crustacea (D) Myriapoda 3. . The study of insects as pests is known as: (A) Apiculture (B) Forensic entomology (C) Applied entomology (D) Medical entomology 4. . Which of the following is not an insect? (A) Spider (B) Beetle (C) Ant (D) Butterfly 5. . Insects have how many pairs of legs? (A) One (B) Two (C) Three (D) Four 6. . Which of the following is not a part of an insect’s body? (A) Head (B) Thorax (C) Abdomen (D) Mandible 7. . What is the name of the process by which insects molt and shed their exoskeleton? (A) Ecdysis (B) Metamorphosis (C) Molting (D) Shedding 8. . Which insect order includes butterflies and moths? (A) Diptera (B) Lepidoptera (C) Coleoptera (D) Hymenoptera 9. . What is the name of the developmental stage of an insect between the larval and adult stages? (A) Pupa (B) Nymph (C) Larva (D) Egg 10. . Which of the following insects undergoes incomplete metamorphosis? (A) Beetle (B) Butterfly (C) Grasshopper (D) Housefly 11. . The study of insects in relation to crime investigations is called: (A) Ethology (B) Forensic entomology (C) Taxonomy (D) Acarology 12. . Which of the following is not a common method of insect control? (A) Biological control (B) Chemical control (C) Mechanical control (D) Magnetic control 13. . Which insect is responsible for transmitting malaria? (A) Mosquito (B) Flea (C) Tick (D) Bedbug 14. . What is the function of an insect’s antennae? (A) Smelling (B) Tasting (C) Hearing (D) Sensing vibrations 15. . Which insect order includes ants, bees, and wasps? (A) Diptera (B) Lepidoptera (C) Coleoptera (D) Hymenoptera 16. . What is the primary food source for butterflies in their larval stage? (A) Nectar (B) Leaves (C) Seeds (D) Blood 17. . Which insect is responsible for transmitting Lyme disease? (A) Mosquito (B) Tick (C) Flea (D) Bedbug 18. . Which insect is known for its role in pollination? (A) Ant (B) Bee (C) Cockroach (D) Termite 19. . Which insect order includes mosquitoes? (A) Diptera (B) Lepidoptera (C) Coleoptera (D) Hymenoptera 20. . What is the name of the specialized mouthpart used by butterflies and moths for drinking nectar? (A) Proboscis (B) Mandible (C) Maxilla (D) Labium 21. . Which of the following insects is known for its ability to produce honey? (A) Ant (B) Bee (C) Cockroach (D) Termite 22. . What is the name of the stage in a butterfly’s life cycle when it is enclosed in a protective case? (A) Larva (B) Pupa (C) Nymph (D) Imago 23. . Which insect is known for its ability to produce silk? (A) Ant (B) Bee (C) Butterfly (D) Silkworm 24. . Which insect is commonly used in biological control to prey on agricultural pests? (A) Ladybug (B) Dragonfly (C) Firefly (D) Centipede 25. . Which of the following insects undergoes complete metamorphosis? (A) Dragonfly (B) Grasshopper (C) Housefly (D) Beetle 26. . What is the primary function of an insect’s wings? (A) Breathing (B) Thermoregulation (C) Protection (D) Flight 27. . Which insect is known for its ability to produce light through bioluminescence? (A) Ant (B) Firefly (C) Cockroach (D) Termite 28. . What is the name of the substance secreted by honeybees to build their hives? (A) Beeswax (B) Pollen (C) Royal jelly (D) Propolis 29. . Which insect order includes flies and mosquitoes? (A) Diptera (B) Lepidoptera (C) Coleoptera (D) Hymenoptera 30. . What is the name of the process by which bees collect nectar and pollen? (A) Pollination (B) Apiculture (C) Foraging (D) Nectar gathering 31. . Which of the following insects is known for its ability to produce sound by rubbing its wings together? (A) Ant (B) Cricket (C) Beetle (D) Termite 32. . What is the name of the substance secreted by ants to communicate with each other? (A) Pheromone (B) Venom (C) Formic acid (D) Nectar 33. . Which insect is commonly used in forensic entomology to estimate the time of death? (A) Beetle (B) Butterfly (C) Fly (D) Ant 34. . What is the primary function of an insect’s exoskeleton? (A) Support (B) Protection (C) Thermoregulation (D) Respiration 35. . Which insect is known for its role in the decomposition of organic matter? (A) Beetle (B) Ant (C) Moth (D) Mosquito 36. . What is the name of the process by which ants form organized colonies? (A) Hive building (B) Swarming (C) Nesting (D) Eusociality 37. . Which of the following insects is commonly used as a biological control agent against aphids? (A) Ladybug (B) Dragonfly (C) Firefly (D) Centipede 38. . What is the primary function of an insect’s compound eyes? (A) Smelling (B) Tasting (C) Seeing (D) Hearing 39. . Which insect is known for its role in the spread of African trypanosomiasis? (A) Mosquito (B) Flea (C) Tsetse fly (D) Bedbug 40. . What is the primary food source for ants? (A) Nectar (B) Leaves (C) Blood (D) Seeds 41. . Which of the following insects undergoes hypermetamorphosis? (A) Beetle (B) Moth (C) Lacewing (D) Butterfly 42. . What is the name of the process by which ants communicate through physical contact? (A) Tactile communication (B) Chemical communication (C) Auditory communication (D) Visual communication 43. . Which insect is commonly used as a biological control agent against mosquitoes? (A) Dragonfly (B) Ladybug (C) Firefly (D) Centipede 44. . What is the name of the specialized mouthpart used by mosquitoes for piercing and sucking? (A) Proboscis (B) Mandible (C) Maxilla (D) Labium 45. . Which of the following insects is known for its role in the pollination of orchids? (A) Bee (B) Moth (C) Beetle (D) Butterfly 46. . What is the primary food source for grasshoppers? (A) Nectar (B) Leaves (C) Seeds (D) Blood 47. . Which insect is known for its role in the spread of Chagas disease? (A) Mosquito (B) Flea (C) Tsetse fly (D) Assassin bug 48. . What is the name of the specialized mouthpart used by butterflies and moths for chewing? (A) Proboscis (B) Mandible (C) Maxilla (D) Labium 49. . Which of the following insects undergoes ametabolous development? (A) Beetle (B) Mosquito (C) Silverfish (D) Butterfly 50. . What is the name of the specialized organ used by ants to carry food and communicate with other ants? (A) Antenna (B) Proboscis (C) Mandible (D) Antennal gland