Geology Board Exam Reviewer - GOP The Philippines: A Complex Plate Boundary Quiz Set F

As I can't really commit to a 100-item practice set, I'll do quizzes of specific course subject of Geology.
Answer key will be provided on May 24, 2020. Thank you.

Geology of the Philippines

The Philippines: A Complex Plate Boundary

Set F

 

1. The Philippines is marked by this/these active collision zone/s ______________________.

a. Taiwan

b. Mindoro-Panay

c. Moluccas Sea

d. all of the above

 

2. These metamorphic formations are distributed sporadically within the whole archipelago.

a. pre-Cretaceous metamorphic rocks of continental origin

b. Cretaceous metamorphic rocks of insular arc affinity

 

3. In pre-1980 literature, these rocks were previously referred to as ultramafic complexes or undifferentiated Cretaceous-Paleogene basement.

a. Metamorphic rocks

b. Ophiolites and ophiolitic rocks

c. Magmatic rocks and active volcanic arcs

d. Sedimentary basins

 

4. This geologic structure is generally considered young and probably created not earlier than 5 Ma.

a. Manila Trench

b. Philippine Fault

c. Philippine Trench

d. East Luzon Trough

 

5. This is the group of land masses that apparently originated from sub-equatorial regions.

a. Philippine Mobile Belt

b. Philippine Fault

c. Philippine Trench

d. East Luzon Trough

 

6. This collision passes into the Manila Trench-Luzon Arc system.

a. Taiwan

b. Mindoro-Panay

c. Moluccas Sea

d. Palawan Microcontinental Block

 

7. This metamorphic group is essentially basic to ultrabasic in character.

a. pre-Cretaceous metamorphic rocks of continental origin

b. Cretaceous metamorphic rocks of insular arc affinity

 

8. An active volcanic chain is traceable for this subduction zone, with Canlaon Volcano as an example.

a. Manila Trench

b. Cotabato Trench

c. Philippine Trench

d. Negros Trench

 

9. The _______________ is an actively deforming zone between two active subduction systems.

a. Philippine Mobile Belt

b. Philippine Fault

c. Philippine Trench

d. East Luzon Trough

 

10. This usually occurs with pre-Tertiary metamorphic rocks and represent basement on which magmatic arcs were developed.

a. Metamorphic rocks

b. Ophiolites and ophiolitic rocks

c. Magmatic rocks and active volcanic arcs

d. Sedimentary basins

 

Answer key is here. I advise that you check it out after finishing all sets.

Thanks.