Lemur - Quiz
Lemur
  • 1. What type of animal is a Lemur?
A) Primate
B) Bird
C) Mammal
D) Reptile
  • 2. Where are lemurs native to?
A) Japan
B) Brazil
C) Australia
D) Madagascar
  • 3. What is the typical diet of a lemur?
A) Fish
B) Meat
C) Seeds and nuts
D) Fruits and leaves
  • 4. Which type of lemurs are known for their distinctive black and white tails?
A) Red Ruffed Lemurs
B) Ring-tailed Lemurs
C) Indri Lemurs
D) Aye-aye Lemurs
  • 5. Which is the largest living lemur species?
A) Sifaka
B) Indri
C) Aye-aye
D) Ruffed Lemur
  • 6. Lemurs are diurnal, meaning they are most active during?
A) Nighttime
B) Daytime
C) Dawn and Dusk
D) Twilight
  • 7. What is the main threat to lemurs in the wild?
A) Climate change
B) Predators
C) Disease
D) Habitat loss
  • 8. What is a group of lemurs called?
A) Pod
B) Troop
C) Flock
D) Herd
  • 9. What is the origin of the name 'lemur'?
A) Derived from Malagasy language, meaning 'tree climber'
B) From Greek 'lemuros', meaning 'forest dweller'
C) Named after a famous explorer named Lemur
D) From Latin 'lemures', meaning 'ghosts, spirits of the dead'
  • 10. What is a common trait of extinct 'giant lemurs'?
A) All giant lemurs lived in water.
B) They were larger than living lemur species, with some as large as gorillas.
C) Giant lemurs had no tails.
D) Giant lemurs could fly.
  • 11. What type of metabolic rate do lemurs have?
A) Lemurs lack a basal metabolic rate.
B) Lemurs have a high basal metabolic rate.
C) They have a relatively low basal metabolic rate.
D) Their metabolic rate is variable and unpredictable.
  • 12. What type of breeding do lemurs exhibit?
A) Lemurs breed only once in their lifetime.
B) Breeding occurs year-round without any specific pattern.
C) They exhibit seasonal breeding with female social dominance.
D) Males dominate during the breeding season.
  • 13. How many species of lemurs can coexist in the same forest?
A) Two species may coexist due to different diets.
B) No two species of lemurs can share the same habitat.
C) Only one species can live in a given forest.
D) All lemur species can coexist without conflict.
  • 14. Who is credited with giving lemurs their name?
A) Carl Linnaeus
B) Gregor Mendel
C) Charles Darwin
D) Louis Pasteur
  • 15. What is the current name for Lemur volans?
A) Cynocephalus volans
B) Lemur catta
C) Indri indri
D) Daubentonia madagascariensis
  • 16. To which suborder do lemurs belong?
A) Haplorhini
B) Strepsirrhini
C) Simiiformes
D) Tarsiiformes
  • 17. From which early primates are modern strepsirrhines traditionally thought to have evolved?
A) Lorisoids
B) Simians
C) Adapiforms
D) Tarsiers
  • 18. What specialized arrangement of teeth do nearly all living strepsirrhines possess that adapiforms lack?
A) Honing complex
B) Toothcomb
C) Bilophodont molars
D) Canine tusks
  • 19. What is the name of the hypothesis that explains the colonization of Madagascar by lemurs through random rafting events?
A) Continental drift hypothesis
B) Land bridge theory
C) Sweepstakes hypothesis
D) Island hopping hypothesis
  • 20. What was the minimum width of the Mozambique Channel that ancestral lemurs had to cross?
A) 560 km (350 mi)
B) 750 km (466 mi)
C) 1000 km (620 mi)
D) 300 km (186 mi)
  • 21. Who first noted that the mammalian biodiversity on Madagascar could be accounted for by random rafting events?
A) William Diller Matthew
B) George Gaylord Simpson
C) Richard Owen
D) Charles Darwin
  • 22. What was the estimated duration of the rafting trip from Africa to Madagascar around 60 million years ago?
A) 100 days
B) 6 months
C) 30 days or less
D) 1 year
  • 23. By what time had the window for oceanic dispersal of lemurs to Madagascar closed?
A) 10 million years ago
B) 50 million years ago
C) 5 million years ago
D) 20 million years ago
  • 24. Which of the following traits is NOT mentioned as an adaptation to Madagascar's climate?
A) Cathemerality
B) Nocturnal vision enhancement
C) Hypometabolism
D) Seasonal fat storage
  • 25. What agricultural practice contributed to habitat destruction for lemurs?
A) Aquaculture
B) Shifting cultivation
C) Terrace farming
D) Slash-and-burn agriculture (tavy)
  • 26. How much of Madagascar's area do lemurs now inhabit?
A) 50%
B) ~10%
C) 25%
D) 75%
  • 27. Which lemur trait is associated with female social dominance?
A) Large group sizes
B) Nocturnal activity
C) High encephalization
D) Sexual monomorphism
  • 28. Which infraorder contains all living strepsirrhines in one taxonomy?
A) Lemuriformes
B) Strepsirrhini
C) Lorisiformes
D) Chiromyiformes
  • 29. Which genus was once debated as a primate, rodent, or marsupial?
A) Indri
B) Propithecus
C) Daubentonia
D) Lemur
  • 30. What is the relationship between sportive lemurs and koala lemurs according to genetic studies?
A) Subspecies of each other
B) Not closely related
C) Closely related
D) Identical
  • 31. What is the main reason for critics of increasing lemur species numbers?
A) Morphological similarity
B) Ecological stability
C) Taxonomic inflation
D) Genetic uniformity
  • 32. Which lemur is known for having continuously growing, rodent-like front teeth?
A) The aye-aye
B) The indri
C) The sportive lemur
D) The red-bellied lemur
  • 33. What unique feature does the aye-aye use to extract food from tiny holes?
A) A highly mobile, filiform middle finger
B) A long tongue
C) Large ears
D) Toilet-claw
  • 34. Which lemur species has a specialized digestive system for folivory?
A) Hairy-eared dwarf lemurs
B) Mouse lemurs
C) Sportive lemurs
D) Indriids
  • 35. Which trait is common among lemurs but not found in New World monkeys?
A) A laterally compressed, elongated nail called a toilet-claw on the second toe
B) Prehensile tail
C) Fully fused mandible bones
D) Postorbital closure
  • 36. Which organ do lemurs use to detect pheromones?
A) The vomeronasal organ
B) The rhinarium
C) The auditory canal
D) The olfactory bulb
  • 37. What is the function of the hairy-eared dwarf lemur's long tongue?
A) Extracting food from tiny holes
B) Detecting hollow spaces within trees
C) Gnawing through wood
D) Feeding on nectar
  • 38. Which extinct lemur species rivaled the gorilla in size?
A) The diademed sifaka
B) The indri
C) Archaeoindris fontoynonti
D) The aye-aye
  • 39. Which century saw an explosion of new lemur descriptions and names?
A) 20th century
B) 17th century
C) 19th century
D) 18th century
  • 40. On which network did the children's television series Zoboomafoo air?
A) National Geographic
B) Public Broadcasting Service (PBS)
C) Discovery Channel
D) Animal Planet
  • 41. Which lemur species is known to eat soil from termite mounds?
A) Coquerel's giant mouse lemurs
B) Sifakas
C) Golden bamboo lemurs
D) Ring-tailed lemurs
  • 42. Which type of plant material do lemurs rarely consume due to high tannin content?
A) Ferns
B) Mangroves
C) Grasses
D) Bamboo
  • 43. What type of locomotion was once exhibited by sloth lemurs such as Palaeopropithecus?
A) Fast arboreal quadrupedal locomotion
B) Sloth-like suspensory locomotion
C) Highly terrestrial quadrupedal locomotion
D) Vertical clinging and leaping
  • 44. What type of communication is least used by lemurs due to their limited facial muscles?
A) Vocalizations
B) Olfactory signals
C) Visual signals
D) Tactile communication
  • 45. Which naturalist founded the Duke Lemur Center in 1966?
A) David Attenborough
B) Alison Jolly
C) Elwyn L. Simons
D) John Buettner-Janusch
  • 46. What is the term used in Malagasy culture for taboos related to lemurs?
A) Fady
B) Ambiroa
C) Babakoto
D) Ancestor
  • 47. Who introduced lemurs to the West with a commercial film in 1960?
A) David Attenborough
B) Jean-Jacques Petter
C) Alison Jolly
D) John Buettner-Janusch
  • 48. What type of communication involves reaching out and touching another individual as a submissive behavior?
A) Olfactory communication
B) Visual communication
C) Tactile communication
D) Vocal communication
  • 49. Which lemur species does not survive well in captivity, making them rare in zoos?
A) Indris
B) Ring-tailed lemurs
C) Sikafas
D) Mouse lemurs
  • 50. Which type of diet is least common among lemurs?
A) Granivory (seed predation)
B) Frugivory (fruit consumption)
C) Folivory (leaf eating)
D) Omnivory (eating both plants and animals)
  • 51. What is the term used for when one individual or group starts a loud call and others join in?
A) Alarm calling
B) Mating calls
C) Territorial marking
D) Contagious calling
  • 52. What type of locomotion is exhibited by the ring-tailed lemur?
A) Slow arboreal quadrupedal locomotion
B) Partially terrestrial quadrupedal locomotion
C) Sloth-like suspensory locomotion
D) Vertical clinging and leaping
  • 53. What is the name of the locomotor behavior where lemurs leap rapidly from tree trunk to tree trunk?
A) Partially terrestrial quadrupedal locomotion
B) Ricochetal leaping
C) Slow arboreal quadrupedal locomotion
D) Sloth-like suspensory locomotion
  • 54. Who was the first westerner known to describe a giant (now extinct) lemur?
A) George Edwards
B) Étienne de Flacourt
C) Philibert Commerçon
D) James Petiver
  • 55. What year marked the beginning of Jean-Jacques Petter and Arlette Petter-Rousseaux's survey of Madagascar's lemur species?
A) 1956
B) 1980
C) 1975
D) 1962
  • 56. What is the estimated percentage of lemur species that should be listed as threatened on the IUCN Red List?
A) 50%
B) 90%
C) 30%
D) 70%
  • 57. What is the gestation period range for most lemurs?
A) 18–24 weeks
B) 6 months
C) 3 months
D) 9 weeks
  • 58. Which type of mating system is indicated by males developing enlarged testes and sperm plugs in mouse lemurs?
A) Monogamy
B) Pair bonding
C) Promiscuity
D) Scramble competition polygyny
  • 59. Which type of lemur communication is particularly important for species that rarely encounter each other?
A) Tactile communication
B) Vocalizations
C) Visual signals
D) Olfaction
  • 60. What term was initially used to describe the activity of true lemurs?
A) Nocturnal
B) Cathemeral
C) Diurnal
D) Crepuscular
  • 61. What is the term for the two-horned uterus found in lemurs?
A) Bicornuate
B) Multicornuate
C) Tricornuate
D) Monocorneate
  • 62. What behavior is associated with female social dominance in lemurs?
A) Increased maternal investment
B) Male migration upon maturity
C) Solitary foraging at night
D) Decreased grooming frequency
  • 63. What type of locomotion is exhibited by Mesopropithecus?
A) Fast arboreal quadrupedal locomotion
B) Vertical clinging and leaping
C) Sloth-like suspensory locomotion
D) Slow (loris-like) arboreal quadrupedal locomotion
  • 64. Who was responsible for standardizing the modern form of lemur taxonomic nomenclature in 1931?
A) Ernst Schwarz
B) Albert Günther
C) Alphonse Milne-Edwards
D) John Edward Gray
  • 65. What type of research involves studying lemurs in their natural habitats?
A) In-situ research
B) Ex situ research
C) Laboratory research
D) Genomic research
  • 66. What percentage of Madagascar's population lives in poverty?
A) Nearly 70%
B) 90%
C) 50%
D) 30%
  • 67. What is a characteristic feature of lemur enamel compared to anthropoid primates?
A) Same thickness as anthropoids
B) Thinner tooth enamel
C) No enamel
D) Thicker tooth enamel
  • 68. Which behavior is part of ritualized defense in sifakas?
A) Foraging alone at night
B) Sharing nests with other females
C) Vocalizing during the day
D) Scent-marking
  • 69. What is believed to happen if a pregnant woman eats a dwarf lemur?
A) The baby will have no eyes.
B) She will become ill.
C) Her baby will get its beautiful, round eyes.
D) The baby will be born with wings.
  • 70. Which facility is a free-range, private lemur exhibit southwest of Antananarivo?
A) Lemurs' Park
B) Parc Ivoloina
C) Duke Lemur Center
D) Myakka City Lemur Reserve
  • 71. What is one of the research topics studied at the Duke Lemur Center involving lemur cognition?
A) Transitive reasoning
B) Social groupings and reproduction
C) Diet and social behavior
D) Tool preference based on functional qualities
  • 72. How is the aye-aye generally viewed across Madagascar?
A) Almost universally unfavorably.
B) With indifference.
C) As a beloved pet.
D) As a symbol of good luck.
  • 73. Which anthropologist coined the term 'cathemeral'?
A) Ian Tattersall
B) Dian Fossey
C) Jane Goodall
D) Charles Darwin
  • 74. What is a characteristic of nocturnal lemurs' social behavior?
A) Exhibiting pair bonds
B) Migrating seasonally
C) Living in large, cohesive groups
D) Foraging alone at night but often nesting in groups during the day.
  • 75. Which organization lists lemurs on Appendix I, prohibiting trade except for scientific purposes?
A) CITES
B) WWF
C) IUCN
D) Conservation International
  • 76. How long can dwarf lemurs hibernate continuously?
A) Six to eight days
B) One month
C) Two weeks
D) Five months
  • 77. What aspect of lemur behavior is as variable as their morphology?
A) Habitat preference.
B) Metabolic rate.
C) Diet.
D) Behavior.
  • 78. What is the brain-to-body mass ratio of lemurs compared to other primates?
A) Variable
B) Large
C) Average
D) Small
  • 79. Which behavioral adaptation do lemurs use to reduce heat loss?
A) Isolation from group members.
B) Reduced movement during the day.
C) Increased nocturnal activity.
D) Sunning behaviors.
  • 80. Which predator is known to prey on smaller lemurs, usually 100 g or less?
A) Fossa
B) Crocodiles
C) Owls
D) Madagascar harrier-hawk
  • 81. Which hypothesis explains female dominance in lemurs by linking it to high reproductive costs?
A) Hypothesis based on male aggression
B) A new hypothesis using simple game theory
C) Hypothesis explaining monomorphism
D) The dominant view in the literature
  • 82. Which social organization pattern is most common among diurnal lemurs?
A) Multi-male groups
B) Pair bonds
C) Solitary but social
D) Fission-fusion
  • 83. How do male crowned lemurs act when females are aggressive?
A) Become more aggressive
B) Act submissively
C) Ignore the aggression
D) Leave the group
  • 84. What is a passive form of mate guarding used by male lemurs?
A) Territorial marking
B) Copulatory plugs
C) Vocal challenges
D) Physical combat
  • 85. Which extinct predator is known to have preyed on lemurs?
A) The golden bamboo lemur
B) The giant Malagasy crowned eagle (Stephanoaetus mahery)
C) The ring-tailed lemur
D) The Madagascar buzzard
  • 86. In which year did 'Lemur Kingdom' first air on Animal Planet?
A) 2005
B) 2010
C) 2006
D) 2008
  • 87. What dietary habit is linked to the low metabolic rate of the red-tailed sportive lemur?
A) Frugivorous diet.
B) Insectivorous diet.
C) Generally folivorous diet.
D) Carnivorous diet.
  • 88. Which activity pattern is unique to larger lemurs?
A) Nocturnality
B) Hibernation
C) Cathemerality
D) Diurnality
  • 89. Which French merchant is credited with describing and illustrating the mongoose lemur in London?
A) Étienne de Flacourt
B) George Edwards
C) Alfred Grandidier
D) James Petiver
  • 90. What is the primary purpose of allogrooming among higher ranking individuals?
A) Finding food sources
B) Attracting mates
C) Managing agonistic interactions
D) Avoiding predators
  • 91. What type of social system do ruffed lemurs exhibit?
A) Multi-male groups
B) Fission-fusion societies
C) Solitary but social
D) Pair bonds
  • 92. What percentage of lemur species were listed as critically endangered by the IUCN as of 2005?
A) 8%
B) 16%
C) 25%
D) 23%
  • 93. In which year did Étienne de Flacourt describe at least seven lemur species?
A) 1771
B) 1751
C) 1658
D) 1608
  • 94. What is female philopatry in the context of lemurs?
A) Females stay within their natal range while males migrate upon reaching maturity.
B) Both sexes migrate to new areas.
C) Males stay within their natal range while females migrate.
D) Neither sex migrates.
  • 95. Which lemur species is known for its 'dance-hop' movement when crossing large distances on the ground?
A) Ring-tailed lemur
B) Verreaux's sifaka
C) Indriids
D) Ruffed lemurs
  • 96. What is the estimated percentage of Madagascar's land area that is protected?
A) 10%
B) 30%
C) 20%
D) 3%
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