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How to Identify and Classify Geckos - Test
Contributed by: Wallis
  • 1. What is the most defining characteristic of geckos, compared to other lizards?
A) A forked tongue
B) Fixed eyelids
C) Adhesive toe pads
D) Detachable tails
  • 2. Most geckos are active during what time of day?
A) Nocturnal
B) Diurnal
C) Arboreal
D) Crepuscular
  • 3. What type of scales are commonly found on gecko skin?
A) Placoid
B) Ganoid
C) Granular
D) Scutes
  • 4. Which toe pad structure is composed of microscopic, hair-like projections?
A) Setae
B) Spikes
C) Lamellae
D) Claws
  • 5. What is the primary function of the gecko's detachable tail?
A) Food storage
B) Predator avoidance
C) Balance
D) Thermoregulation
  • 6. What is the term for the process of a gecko shedding its skin?
A) Ecdysis
B) Autotomy
C) Aposematism
D) Crypsis
  • 7. The shape of a gecko's pupil helps indicate if it's nocturnal or diurnal. What pupil shape is typical for nocturnal geckos?
A) Round
B) Horizontal slit
C) Vertical slit
D) Triangular
  • 8. Where do most geckos lay their eggs?
A) In the open
B) Inside a nest
C) In a hidden location
D) In water
  • 9. What is the primary diet of most geckos?
A) Insects
B) Fish
C) Plants
D) Small mammals
  • 10. Which family of geckos are known for their unique leaf-like tails for camouflage?
A) Sphaerodactylidae
B) Eublepharidae
C) Uroplatus
D) Gekkonidae
  • 11. What characteristic helps distinguish geckos in the Eublepharidae family from other geckos?
A) Eyelids
B) Size
C) Tail shape
D) Toe pads
  • 12. What type of vocalization do some geckos use for communication?
A) Growling
B) Clicking or chirping
C) Hissing
D) Roaring
  • 13. What is the function of the lamellae located on a gecko's toe pads?
A) Increase surface area for adhesion
B) Provide protection from abrasion
C) Sense vibrations
D) Absorb moisture
  • 14. Geckos that lack adhesive toe pads typically live in what kind of environment?
A) Arboreal
B) Aerial
C) Terrestrial
D) Aquatic
  • 15. What is one way geckos regulate their body temperature?
A) Sweating
B) Basking in the sun
C) Panting
D) Shivering
  • 16. What is the term for the coloration that helps a gecko blend into its environment?
A) Crypsis
B) Mimicry
C) Aposematism
D) Dichromatism
  • 17. Which family of geckos is known for their small size (often under 3 inches)?
A) Eublepharidae
B) Diplodactylidae
C) Gekkonidae
D) Sphaerodactylidae
  • 18. What is the scientific term for the study of reptiles and amphibians?
A) Ichthyology
B) Herpetology
C) Entomology
D) Ornithology
  • 19. Which of these is NOT a common habitat for geckos?
A) Temperate forests
B) Deserts
C) Tropical rainforest
D) Arctic tundra
  • 20. What is the role of the cloaca in geckos?
A) Circulation
B) Respiration
C) Digestion
D) Excretion and reproduction
  • 21. What is the main difference between gecko scales and the scales of a snake?
A) Gecko scales are smoother; snake scales are rough
B) Gecko scales are larger; snake scales are smaller
C) Gecko scales are granular; snake scales are overlapping
D) Gecko scales are thicker; snake scales are thinner
  • 22. What reproductive strategy do some gecko species utilize when males are scarce?
A) Viviparity
B) Ovoviviparity
C) Parthenogenesis
D) Hermaphroditism
  • 23. How can you determine the sex of some gecko species?
A) By their coloration alone
B) By examining the presence of preanal pores in males
C) By their vocalizations alone
D) By their size alone
  • 24. What does 'arboreal' mean in the context of gecko habitat?
A) Living in trees
B) Living in burrows
C) Living in deserts
D) Living in water
  • 25. What is one threat to gecko populations in the wild?
A) Increased rainfall
B) Overpopulation
C) Cooler temperatures
D) Habitat loss
  • 26. What does 'nocturnal' mean in the context of gecko activity?
A) Active during the day
B) Active at dawn and dusk
C) Active in the water
D) Active at night
  • 27. What is the function of the nictitating membrane in some geckos?
A) Helps with balance
B) Enhances hearing
C) Protects the eye
D) Aids in smelling
  • 28. How do geckos find their prey in the dark?
A) Using electrical fields
B) Excellent vision and sensing vibrations
C) Using smell alone
D) Using echolocation
  • 29. What is the main reason geckos shed their skin?
A) To attract mates
B) To change color
C) To waterproof their skin
D) To grow and remove parasites
  • 30. Which family of geckos are known for their fat tails?
A) Gekkonidae
B) Diplodactylidae
C) Sphaerodactylidae
D) Eublepharidae
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