Hydrothermal Vent Quiz

What type of life forms were initially discovered at the Galapagos hydrothermal vents in 1977?

• White shrimp and octopuses

• Giant clams and tube worms

• Chemosynthetic bacteria and fish

• Mussels and crabs

Which of the following is a characteristic of the white shrimp found at the Mid-Cayman Rise vents?

• They have large, well-developed eyes to see in the dark.

• They are white due to a lack of pigment.

• They primarily feed on sunlight-dependent algae.

• They are typically found living inside the vent chimneys.

What is the primary energy source for most life found around deep-sea hydrothermal vents?

• Photosynthesis

• Chemosynthesis

• Geothermal heat directly

• Sunlight

What extremely high temperature was measured from the hot fluids emanating from a black smoker at the Endeavour segment?

• Approximately 100°C

• Over 300°C

• Around 50°C

• Exactly 212°F