Insect classification and taxonomy MCQs

By: Prof. Dr. Fazal Rehman Shamil | Last updated: September 12, 2024

  1. Which of the following is the largest order of insects?
    • A) Coleoptera
    • B) Lepidoptera
    • C) Diptera
    • D) Hymenoptera
      Answer: A) Coleoptera

  1. What is the primary characteristic used to classify insects into different orders?
    • A) Wing structure
    • B) Color patterns
    • C) Size
    • D) Diet
      Answer: A) Wing structure

  1. In which order are butterflies and moths classified?
    • A) Lepidoptera
    • B) Hymenoptera
    • C) Diptera
    • D) Orthoptera
      Answer: A) Lepidoptera

  1. Which insect order is known for having two pairs of membranous wings?
    • A) Diptera
    • B) Hemiptera
    • C) Odonata
    • D) Coleoptera
      Answer: C) Odonata

  1. What is a key feature of insects in the order Hymenoptera?
    • A) Two pairs of wings and a narrow waist
    • B) Two pairs of wings and large compound eyes
    • C) One pair of wings and a long abdomen
    • D) Wingless and a hard exoskeleton
      Answer: A) Two pairs of wings and a narrow waist

  1. Which of the following orders includes beetles?
    • A) Coleoptera
    • B) Orthoptera
    • C) Isoptera
    • D) Dermaptera
      Answer: A) Coleoptera

  1. What is the main characteristic of insects in the order Diptera?
    • A) They have one pair of wings
    • B) They have two pairs of wings
    • C) They are wingless
    • D) They have a hard exoskeleton
      Answer: A) They have one pair of wings

  1. In which order would you classify dragonflies and damselflies?
    • A) Odonata
    • B) Hemiptera
    • C) Lepidoptera
    • D) Mantodea
      Answer: A) Odonata

  1. What is a distinguishing feature of insects in the order Orthoptera?
    • A) Hind legs modified for jumping
    • B) Two pairs of membranous wings
    • C) Large compound eyes
    • D) Scaly wings
      Answer: A) Hind legs modified for jumping

  1. Which order includes termites?
    • A) Isoptera
    • B) Coleoptera
    • C) Blattodea
    • D) Phthiraptera
      Answer: A) Isoptera

  1. What is a unique feature of insects in the order Blattodea?
    • A) Flattened bodies and long antennae
    • B) Wingless and hard exoskeleton
    • C) Two pairs of wings and a long abdomen
    • D) Large, membranous wings
      Answer: A) Flattened bodies and long antennae

  1. Which insect order is characterized by having a chewing mouthpart and often being pest species?
    • A) Orthoptera
    • B) Hemiptera
    • C) Lepidoptera
    • D) Diptera
      Answer: A) Orthoptera

  1. What distinguishes insects in the order Hemiptera?
    • A) Hemelytra (half-wing) structure
    • B) Two pairs of wings
    • C) Scaly wings
    • D) Wingless condition
      Answer: A) Hemelytra (half-wing) structure

  1. Which order does not have any winged species?
    • A) Apterygota
    • B) Odonata
    • C) Coleoptera
    • D) Diptera
      Answer: A) Apterygota

  1. In which order would you find insects with a complete metamorphosis?
    • A) Coleoptera
    • B) Orthoptera
    • C) Odonata
    • D) Blattodea
      Answer: A) Coleoptera

  1. Which of the following orders includes ants, bees, and wasps?
    • A) Hymenoptera
    • B) Diptera
    • C) Lepidoptera
    • D) Coleoptera
      Answer: A) Hymenoptera

  1. What is a primary feature of insects in the order Dermaptera?
    • A) Pincer-like cerci on the abdomen
    • B) Scaly wings
    • C) Large compound eyes
    • D) Two pairs of membranous wings
      Answer: A) Pincer-like cerci on the abdomen

  1. Which order is known for its members having wings that are covered with scales?
    • A) Lepidoptera
    • B) Diptera
    • C) Odonata
    • D) Orthoptera
      Answer: A) Lepidoptera

  1. What defines insects in the order Neuroptera?
    • A) Net-like wing venation
    • B) Two pairs of wings with scales
    • C) Wingless condition
    • D) Large compound eyes
      Answer: A) Net-like wing venation

  1. Which order includes lice?
    • A) Phthiraptera
    • B) Hemiptera
    • C) Diptera
    • D) Orthoptera
      Answer: A) Phthiraptera

  1. What feature is common among insects in the order Psocodea?
    • A) Wingless or with poorly developed wings
    • B) Two pairs of membranous wings
    • C) Scaly wings
    • D) Hard exoskeleton
      Answer: A) Wingless or with poorly developed wings

  1. Which insect order includes stick insects and leaf insects?
    • A) Phasmatodea
    • B) Blattodea
    • C) Coleoptera
    • D) Lepidoptera
      Answer: A) Phasmatodea

  1. What is a defining characteristic of insects in the order Trichoptera?
    • A) Woolly or hairy wings
    • B) Hard forewings
    • C) Large compound eyes
    • D) Scaly wings
      Answer: A) Woolly or hairy wings

  1. Which order of insects is known for having long, thread-like antennae and aquatic larvae?
    • A) Trichoptera
    • B) Diptera
    • C) Coleoptera
    • D) Hymenoptera
      Answer: A) Trichoptera

  1. What type of metamorphosis is seen in insects from the order Orthoptera?
    • A) Incomplete metamorphosis
    • B) Complete metamorphosis
    • C) Ametabolous development
    • D) Indirect development
      Answer: A) Incomplete metamorphosis

  1. Which order includes weevils and beetles?
    • A) Coleoptera
    • B) Hemiptera
    • C) Diptera
    • D) Odonata
      Answer: A) Coleoptera

  1. In which order would you classify a cockroach?
    • A) Blattodea
    • B) Hemiptera
    • C) Diptera
    • D) Isoptera
      Answer: A) Blattodea

  1. What feature is characteristic of insects in the order Cicadellidae?
    • A) Small size and often brightly colored
    • B) Large, leathery forewings
    • C) Scaly wings
    • D) Long antennae and large eyes
      Answer: A) Small size and often brightly colored

  1. Which order is characterized by insects that possess elongate bodies and often have strong mandibles?
    • A) Elateridae
    • B) Carabidae
    • C) Cerambycidae
    • D) Scarabaeidae
      Answer: C) Cerambycidae

  1. What type of mouthparts do insects in the order Diptera have?
    • A) Piercing-sucking or sponging mouthparts
    • B) Chewing mouthparts
    • C) Siphoning mouthparts
    • D) Biting mouthparts
      Answer: A) Piercing-sucking or sponging mouthparts

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