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