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Biology
University -
Professional Development
Slender-Snouted Crocodile
67 questions
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- 1. Multiple Choice
What are the rocks held in the stomachs of slender-snouted crocodiles?
Gastroliths
Ossicones
Plumicorns
Shalites
- 2. Multiple Choice
Why do slender-snouted crocodiles eat rocks?
Break Down Food
Clean Teeth
Absorb Nutrients
Sharpen Teeth
- 3. Multiple Choice
What is the slender-snouted crocodile's scientific name?
Mecistops cataphractus
Mecistops eptorhynchus
Tomistoma schlegelii
Crocodylus niloticus
- 4. Multiple Choice
In what genus was the slender-snouted crocodile originally categorized?
Mecistops
Crocodylus
Osteolaemus
Tomistoma
- 5. Multiple Choice
For what are slender-snouted crocodiles hunted?
Skin
Meat
Teeth
Claws
- 6. Multiple Choice
Which part of the slender-snouted crocodile lacks bony ridges?
Snout
Tail
Back
Stomach
- 7. Multiple Choice
What preys on young slender-snouted crocodiles?
Otters
Leopards
Birds
Rodents
- 8. Multiple Choice
Slender-snouted crocodiles are cannibalistic.
True
False
- 9. Multiple Choice
Slender-snouted crocodiles are sexually dimorphic.
True, males are larger.
True, females are larger.
False.
- 10. Multiple Choice
What factor of the slender-snouted crocodile's nest determines the sex of its hatchlings?
Temperature
Humidity
Hemisphere
Depth
- 11. Multiple Choice
What is the ideal temperature of a slender-snouted crocodile nest?
27-34º C / 81-93º F
22-27º C / 71-83º F
33-39º C / 91-103º F
16-23º C / 61-73º F
- 12. Multiple Choice
What is the slender-snouted crocodile's parental investment?
Maternal
Paternal
Both, Maternal & Paternal
None
- 13. Multiple Choice
Which sex of slender-snouted crocodile guards the nest?
Female
Male
None
Both, Male & Female
- 14. Multiple Choice
What habitats do slender-snouted crocodiles inhabit?
Forest
Savanna
Wetlands
Marine Neritic
- 15. Multiple Choice
What waters does the slender-snouted crocodile inhabit?
Freshwater
Saltwater
Brackish Water
- 16. Multiple Choice
How do slender-snouted crocodiles traverse?
Belly Crawl
Swim
Quadrapedal Walking
Bidpedal Walking
- 17. Multiple Choice
What body part is short relative to the size of the slender-snouted crocodile's body?
Limbs
Snout
Tail
Teeth
- 18. Multiple Choice
Slender-snouted crocodiles are territorial.
True
False
- 19. Multiple Choice
What is the slender-snouted crocodile's mating system?
Polygyny
Monogamy
Polygynandry
Polyandry
- 20. Multiple Choice
With what do slender-snouted crocodiles construct nests?
Hind Legs
Fore Legs
Snout
Tail
- 21. Multiple Choice
Which sex of the slender-snouted crocodile constructs the nest?
Male
Female
Both, Male & Female
- 22. Multiple Choice
To what continent are slender-snouted crocodiles endemic?
Africa
Asia
South America
Oceania
- 23. Multiple Choice
What is the slender-snouted crocodile's alternate name?
Central African Slender-Snouted Crocodile
North African Slender-Snouted Crocodile
West African Slender-Snouted Crocodile
South African Slender-Snouted Crocodile
- 24. Multiple Choice
Slender-snouted crocodiles can see in color.
True
False
- 25. Multiple Choice
What are the slender-snouted crocodile's primary senses when underwater?
Vision
Touch
Smell
Hearing
- 26. Multiple Choice
How does the slender-snouted crocodile's hearing compare to other reptiles?
More Sensitive
Less Sensitive
- 27. Multiple Choice
Slender-snouted crocodile's have a semi-transparent third eyelid.
True
False
- 28. Multiple Choice
Slender-snouted crocodiles can swim at birth.
True
False
- 29. Multiple Choice
How long are slender-snouted crocodiles at birth?
28-35 cm. / 11-14 in.
38-45 cm. / 15-18 in.
18-25 cm. / 7-10 in.
8-15 cm. / 3-6 in.
- 30. Multiple Choice
Slender-snouted crocodiles produce the ___ average number of eggs per clutch among species in the genus.
Highest
Lowest
- 31. Multiple Choice
Slender-snouted crocodiles produce the ___ average egg size among species in the genus.
Largest
Smallest
- 32. Multiple Choice
Why do slender-snouted crocodiles share nests?
Deter Predators
Increase Temperature
Cooperative Breeding
Limited Resources
- 33. Multiple Choice
How long is slender-snouted crocodile incubation?
90-100 Days
119-130 Days
19-20 Days
9-10 Days
- 34. Multiple Choice
How do slender-snouted crocodiles show dominance?
Raising Body Out of the Water
Tail Whipping
Combat Dance
Gaping Mouth
- 35. Multiple Choice
Slender-snouted crocodiles perform visual displays to attract potential mates.
True
False
- 36. Multiple Choice
As with all crocodilian species, adult slender-snouted crocodiles are capable of severely injuring or killing humans.
True
False
- 37. Multiple Choice
What are the sexes of slender-snouted crocodile called?
Bull & Cow
Jack & Jenny
Buck & Doe
Boar & Sow
- 38. Multiple Choice
Slender-snouted crocodiles secrete chitinases.
True
False
- 39. Multiple Choice
What are young slender-snouted crocodiles called?
Crocklet
Calf
Codling
Chick
- 40. Multiple Choice
What is the slender-snouted crocodile's population trend?
Increasing
Decreasing
Stable
Unknown
- 41. Multiple Choice
It is anticipated that slender-snouted crocodile subpopulations will become extinct within how many generations into the future?
1
2
3
5
- 42. Multiple Choice
How does the slender-snouted crocodile differ from other crocodiles?
Slender Snout
Darker Back
Darker Ventral Surface
Dark Patches
- 43. Multiple Choice
Efforts to protect which species are also protecting the slender-snouted crocodile?
Chimpanzee
Western Gorilla
Ring-Tailed Lemur
African Wild Dog
- 44. Multiple Choice
What type of predator is the slender-snouted crocodile?
Ambush
Ballistic
Pursuit
Forager
- 45. Multiple Choice
What features suit the slender-snouted crocodile's predatory lifestyle?
Forward-Facing Eyes
Facial Features On Top of Head
Camouflage
Night-Vision
- 46. Multiple Choice
Which sex of slender-snouted crocodile begins the courtship ritual?
Male
Female
- 47. Multiple Choice
What activities do slender-snouted crocodiles partake in courting?
Chasing
Circling
Biting
Tail Whipping
- 48. Multiple Choice
When is the slender-snouted crocodile breeding season?
Early Rainy Season
Late Rainy Season
Early Dry Season
Late Dry Season
- 49. Multiple Choice
When do slender-snouted crocodiles lay eggs?
January
April
July
October
- 50. Multiple Choice
What will mother slender-snouted crocodiles do with eggs that don't hatch?
Eat Them
Abandon Them
Crack Them Open
Feed Them to Young
- 51. Multiple Choice
What triggers mother slender-snouted crocodiles to uncover their nests?
Baby Squeaking
Colder Temperature
Lower Humidity
Baby Scent
- 52. Multiple Choice
Slender-snouted crocodiles continuously grow new teeth.
True
False
- 53. Multiple Choice
What threatens the slender-snouted crocodile?
Exploitation
Habitat Alteration
Human Encroachment
Invasive Species
- 54. Multiple Choice
What is the slender-snouted crocodile's status on the IUCN Red List of Threatened Species?
Critically Endangered
Endangered
Vulnerable
Near Threatened
- 55. Multiple Choice
What percentage have slender-snouted crocodile populations declined?
50-80%
10-40%
60-90%
20-50%
- 56. Multiple Choice
What is the slender-snouted crocodile's diet?
Carnivorous
Herbivorous
Omnivorous
Unknown
- 57. Multiple Choice
What do slender-snouted crocodiles eat?
Fish
Crustaceans
Ungulates
Seagrass
- 58. Multiple Choice
How long have captive slender-snouted crocodiles lived?
18 Years
28 Years
38 Years
48 Years
- 59. Multiple Choice
What is a group of slender-snouted crocodiles called?
Bask
Congregation
Colony
Siege
- 60. Multiple Choice
What is the maximum recorded length of a slender-snouted crocodile?
4 m. / 13 ft.
2 m. / 6.5 ft.
3 m. / 10 ft.
5 m. / 16 ft.
- 61. Multiple Choice
What systems does the slender-snouted crocodile inhabit?
Terrestrial
Aquatic
Aerial/Arboreal
Fossorial
- 62. Multiple Choice
What is the slender-snouted crocodile's form of locomotion?
Plantigrade
Digitigrade
Unguligrade
Other
- 63. Multiple Choice
What provides the slender-snouted crocodile's forward propulsion?
Tail
Hind Feet
Fore Feet
Bony Ridges
- 64. Multiple Choice
What is the slender-snouted crocodile's circadian rhythm?
Nocturnal
Diunral
Cathemeral
Crepuscular
- 65. Multiple Choice
Which of these is a slender-snouted crocodile?
- 66. Multiple Choice
Which of these is a slender-snouted crocodile?
- 67. Multiple Choice
Which of these are slender-snouted crocodile tracks?
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