Artifacts from the Bottom of the Mariana Trench - Quiz
- 1. What is the deepest part of the Mariana Trench called?
A) Java Trench
B) Challenger Deep
C) Hadal Zone
D) Puerto Rico Trench
- 2. Which vehicle was used to first reach the bottom of the Mariana Trench in 1960?
A) Deepsea Challenger
B) Bathyscaphe Trieste
C) DSV Limiting Factor
D) Alvin
- 3. What type of fish was discovered in the Mariana Trench?
A) Clownfish
B) Deep-sea snailfish
C) Pufferfish
D) Anglerfish
- 4. What is a primary concern regarding debris at the trench's bottom?
A) Ocean pollution
B) Thermal vents
C) Undersea earthquakes
D) Fragile ecosystems
- 5. What is a notable feature of the Mariana Trench's ecosystem?
A) High pressure environment
B) High temperatures
C) Plentiful sunlight
D) Rich in nutrients
- 6. What year did Jacques Piccard and Don Walsh first reach the trench's bottom?
A) 1975
B) 1980
C) 1960
D) 1955
- 7. What percentage of the ocean's depths remains unexplored?
A) 90%
B) 50%
C) 80%
D) 60%
- 8. How is the Mariana Trench formed geologically?
A) Seafloor spreading
B) Volcanic eruption
C) Glacial carving
D) Subduction zone
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