The Underground Rivers of Mexico - Exam
- 1. Which region of Mexico is known for its extensive underground river systems?
A) Yucatán Peninsula
B) Chiapas
C) Mexico City
D) Baja California
- 2. What is the name of the largest underground river in the Yucatán Peninsula?
A) Cenote Dos Ojos
B) Sac Actun
C) Cenote Ik Kil
D) Rio Secreto
- 3. What natural feature often indicates the presence of an underground river?
A) Deserts
B) Lakes
C) Cenotes
D) Mountains
- 4. What is the term used for the entrance to an underground river?
A) Estuary
B) Spring
C) Cenote
D) Riverbank
- 5. Which underground river is known for its stunning stalactites and stalagmites?
A) Cenote Xkeken
B) Cenote Sagrado
C) Rio Secreto
D) Cenote Samula
- 6. Which popular tourist location features underground rivers and cenotes in the Riviera Maya?
A) Coba
B) Tulum
C) Chichen Itza
D) Xcaret
- 7. What substance primarily contributes to the acidity of rainwater affecting limestone?
A) Carbon dioxide
B) Methane
C) Ozone
D) Sulfur dioxide
- 8. Which ancient civilization used cenotes for rituals and sacrifices?
A) Zapotec
B) Olmec
C) Maya
D) Aztec
- 9. In which state is the Grutas de Tolantongo located, famous for its thermal waters?
A) Veracruz
B) Guerrero
C) Oaxaca
D) Hidalgo
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