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Octopus - Exam
Octopus
  • 1. What is the scientific class of octopuses?
A) Arthropoda
B) Mollusca
C) Cephalopoda
D) Pisces
  • 2. How many hearts does an octopus have?
A) Four
B) Three
C) Two
D) One
  • 3. In which ocean are most species of octopus found?
A) Arctic Ocean
B) Pacific Ocean
C) Atlantic Ocean
D) Indian Ocean
  • 4. What is the name of the pigment in octopus skin cells that allows them to change color?
A) Chromatophores
B) Hemoglobin
C) Melanin
D) Carotene
  • 5. How many tentacles does an octopus have?
A) Six
B) Twelve
C) Eight
D) Ten
  • 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) Giant Pacific octopus
B) Veined octopus
C) Dumbo octopus
D) Blue ringed octopus
  • 8. What is the largest species of octopus in terms of average size?
A) Veined octopus
B) Blue ringed octopus
C) Giant Pacific octopus
D) Dumbo octopus
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