Rift Valleys and Great Fractures

Geography · 10 questions

Rift Valleys and Great Fractures: a quiz on continental rifts, faults, rift lakes and the Afar triple junction.

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1. Which fault system typically forms rift valleys?

   1. Reverse fault system
   2. Normal fault system
   3. Strike-slip fault system
   4. Thrust fault system
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   B) Normal fault system

2. Lake Tanganyika lies in which branch of the East African Rift?

   1. Afar region
   2. Malawi Rift
   3. Eastern Rift
   4. Western Rift
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   D) Western Rift

3. In which geographic area is the Afar triple junction located?

   1. East African Plateau
   2. Sahara Desert
   3. Ethiopian Highlands
   4. Afar Depression
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   D) Afar Depression

4. Which rift zone is associated with Lake Baikal?

   1. Baikal Rift Zone
   2. Rhine Graben
   3. East African Rift Zone
   4. Rio Grande Rift
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   A) Baikal Rift Zone

5. The Dead Sea basin is primarily associated with which fault system?

   1. Dead Sea Transform
   2. North Anatolian Fault
   3. San Andreas Fault
   4. East Anatolian Fault
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   A) Dead Sea Transform

6. On which continent is the Rio Grande Rift located?

   1. South America
   2. Africa
   3. North America
   4. Eurasia
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   C) North America

7. Lake Malawi (Nyasa) lies in which branch of the East African Rift?

   1. Afar Rift
   2. Eastern Rift
   3. Southern Rift (Malawi Rift)
   4. Western (Albertine) Rift
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   C) Southern Rift (Malawi Rift)

8. Which surface feature can be associated with crustal thinning and magmatism in active rifts?

   1. Geothermal fields
   2. Glacial moraines
   3. Coastal dunes
   4. Karst sinkholes
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   A) Geothermal fields

9. What is a crustal block bounded by normal faults and down-dropped relative to its surroundings called?

   1. Horst
   2. Mid-ocean ridge
   3. Graben
   4. Thrust slice
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   C) Graben

10. Lake Turkana lies in which section of the East African Rift?

    1. Malawi Rift
    2. Gregory Rift
    3. Baikal Rift
    4. Albertine Rift
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    B) Gregory Rift