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