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Octopus - Exam
Contributed by: Butler
  • 1. What is the scientific class of octopuses?
A) Arthropoda
B) Mollusca
C) Pisces
D) Cephalopoda
  • 2. How many hearts does an octopus have?
A) Four
B) One
C) Two
D) Three
  • 3. In which ocean are most species of octopus found?
A) Indian Ocean
B) Arctic Ocean
C) Atlantic Ocean
D) Pacific Ocean
  • 4. What is the name of the pigment in octopus skin cells that allows them to change color?
A) Carotene
B) Chromatophores
C) Melanin
D) Hemoglobin
  • 5. How many tentacles does an octopus have?
A) Six
B) Ten
C) Eight
D) Twelve
  • 6. How do octopuses breathe?
A) Through a snorkel-like tube
B) Through lungs
C) Through skin
D) Through gills
  • 7. Which species of octopus is known for using tools and carrying around coconut shells for protection?
A) Blue ringed octopus
B) Dumbo octopus
C) Giant Pacific octopus
D) Veined octopus
  • 8. What is the largest species of octopus in terms of average size?
A) Dumbo octopus
B) Veined octopus
C) Blue ringed octopus
D) Giant Pacific octopus
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