Blue-Ringed Octopus Quiz

What is the main toxin found in blue-ringed octopuses?

• Ricin

• Cyanide

• Venom

• Tetrodotoxin

How does tetrodotoxin affect the body?

• It boosts immune system

• It increases heart rate

• It causes hallucinations

• It paralyzes muscles

What is the main danger of tetrodotoxin affecting the muscles needed to breathe?

• Respiratory arrest

• Cardiac arrest

• Kidney failure

• Liver damage

How do blue-ringed octopuses produce tetrodotoxin?

• They create it in their bodies

• They obtain it from their diet

• Symbiotic bacteria in their salivary glands

• It is a genetic trait

What warning sign do blue-ringed octopuses give off when they feel threatened?

• Iridescent blue rings

• Loud screeching sound

• Bright red coloration

• Foul odor

How many people are known to have been killed by blue-ringed octopuses?

• 25

• 10

• 50

• 3

What is the main treatment for tetrodotoxin poisoning?

• Supportive care

• Antivenom

• Antibiotics

• Chemotherapy

What is the size of blue-ringed octopuses?

• Small enough to fit in the palm of your hand

• As big as a human head

• As large as a car

• As small as a grain of sand