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How to Identify and Classify Stick Insects - Exam
Contributed by: Wallis
  • 1. What is the primary characteristic used to identify stick insects?
A) Bright coloration
B) Their resemblance to twigs and branches
C) Their ability to fly long distances
D) Audible clicking sounds
  • 2. To what order do stick insects belong?
A) Coleoptera
B) Hymenoptera
C) Phasmatodea
D) Lepidoptera
  • 3. What is the main diet of most stick insects?
A) Plant leaves
B) Fruit
C) Seeds
D) Insects
  • 4. Which of these is a common defense mechanism of stick insects?
A) Shooting poison
B) Camouflage
C) Biting
D) Stinging
  • 5. What type of metamorphosis do stick insects undergo?
A) Complete metamorphosis
B) Incomplete metamorphosis
C) Gradual metamorphosis
D) No metamorphosis
  • 6. Which part of the world are stick insects MOST commonly found?
A) Desert regions
B) Arctic regions
C) Tropical regions
D) Temperate regions
  • 7. What is parthenogenesis in stick insects?
A) Reproduction through pupation
B) Reproduction with multiple partners
C) Reproduction through budding
D) Reproduction without fertilization
  • 8. Which of these features can help differentiate between species?
A) Diet only
B) Antenna length only
C) Eye color
D) Leg spines and body tubercles
  • 9. What does 'sexual dimorphism' mean in the context of stick insects?
A) Males and females live in different habitats
B) Males and females look different
C) Males and females have different lifespans
D) Males and females eat different foods
  • 10. What is the function of the cerci in stick insects?
A) Defense
B) Digestion
C) Breathing
D) Sensory appendages
  • 11. Which of these is NOT a common method of stick insect camouflage?
A) Bright warning colours
B) Looking like bark
C) Looking like a leaf
D) Looking like a twig
  • 12. What is a 'phasmid'?
A) Another name for stick insect
B) A type of bird
C) A type of leaf
D) A type of spider
  • 13. Which of these behaviors is most common when a stick insect feels threatened?
A) Attacking
B) Remaining motionless
C) Playing dead very obviously
D) Flying away
  • 14. What is the ootheca?
A) A pupal stage
B) A type of leaf
C) A larval stage
D) An egg case
  • 15. How many legs do stick insects have?
A) Four
B) Eight
C) Ten
D) Six
  • 16. What is the purpose of stick insects swaying rhythmically?
A) To scare predators
B) To attract mates
C) To mimic the movement of foliage in the wind
D) To communicate with each other
  • 17. What type of eyes do stick insects typically possess?
A) No eyes
B) Compound eyes
C) Heat-sensing eyes
D) Simple eyes
  • 18. How do stick insects typically disperse their eggs?
A) Attaching them to leaves
B) Carrying them
C) Dropping them to the ground
D) Burying them
  • 19. Which is NOT a factor when classifying stick insect species?
A) Shape and size of the body
B) The weather in their natural habitat
C) Shape and texture of the eggs
D) Presence of wings and their venation
  • 20. What is 'autotomy' in stick insects?
A) The ability to produce venom
B) The ability to change color rapidly
C) The ability to fly long distances
D) The ability to detach a limb
  • 21. What is a characteristic of some stick insect eggs that helps with dispersal?
A) They explode when touched
B) They are highly magnetic
C) They float on water
D) They have a capitulum that ants carry
  • 22. Which of these is a key factor in determining the sex of a juvenile stick insect?
A) Color of the legs
B) Number of molts
C) Genital morphology (when developed)
D) Size of the antennae
  • 23. What can a stick insect shed during molting?
A) Its eggs
B) Its exoskeleton
C) Its wings (permanently)
D) Its legs (permanently)
  • 24. Which of these is an example of a defensive behavior besides camouflage?
A) Glowing in the dark
B) Regurgitating unpleasant substances
C) Growing larger than predators
D) Singing loudly
  • 25. How are stick insects beneficial to their ecosystem?
A) They are a food source for other animals
B) They enrich the soil with nutrients
C) They control insect pests
D) They pollinate flowers
  • 26. What is the function of the capitulum on stick insect eggs?
A) Help the egg stick to leaves
B) Protect the egg from predators
C) Provide nutrients for the developing embryo
D) Attract ants for dispersal
  • 27. What is the most reliable way to differentiate similar stick insect species?
A) Listening to their mating calls
B) Observing their diet preferences
C) Detailed examination of morphology
D) Analyzing their DNA without morphological study
  • 28. What is 'phasmid rearing'?
A) Using stick insects to control pests
B) Hunting stick insects in the wild
C) Keeping stick insects in captivity
D) Training stick insects for circus acts
  • 29. What does cryptic coloration refer to?
A) Bright coloration that attracts mates
B) Coloration that warns predators of danger
C) Coloration that helps an animal blend in with its environment
D) Coloration that changes with the seasons
  • 30. What role do botanists play in stick insect taxonomy?
A) Studying atmospheric conditions
B) Identifying host plants
C) Classifying soil types
D) Analyzing stick insect DNA
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