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