Traps And Seals
- 1.
Traps created by variations in the physical characteristics of a unit of rock that leads to change in porosity and/or permeability are defined as
- A.
Stratigraphic
- B.
Combination
- C.
Deposition
- D.
Structural
Correct Answer
A. Stratigraphic -
- 2.
Traps caused by deformation of rocks within the Earth's crust are defined as:
- A.
Stratigraphic
- B.
Combination
- C.
Deposition
- D.
Structural
Correct Answer
D. Structural -
- 3.
Any impermeable unit of rock through which hydrocarbons cannot easily migrate is defined as a (an)
- A.
Source Bed
- B.
Seal
- C.
Angular Unconformity
- D.
Fold
Correct Answer
B. Seal -
- 4.
Any rock my form a seal if it has:
- A.
High porosity and high permeability
- B.
High porosity and low permeability
- C.
Low porosity and high permeability
- D.
Low porosity and low permeability
Correct Answer
D. Low porosity and low permeability -
- 5.
Identify the following type of trap.
- A.
Stratigraphic
- B.
Structural
- C.
Combination
Correct Answer
B. Structural -
- 6.
Identify the following type of trap.
- A.
Stratigraphic
- B.
Structural
- C.
Combination
Correct Answer
A. Stratigraphic -
- 7.
Identify this type of structural trap.
- A.
Unconformity
- B.
Syncline
- C.
Anticline
- D.
Fault
Correct Answer
D. Fault -
- 8.
Identify this type of combination trap.
- A.
Disconformity
- B.
Angular Unconformity
- C.
Rollover Anticline
- D.
Fault
Correct Answer
B. Angular Unconformity -
- 9.
What type of trap forms due to folding combined with faulting?
- A.
Rollover Anticline
- B.
Anticline
- C.
Unconformity
- D.
Lenticular
Correct Answer
A. Rollover Anticline -
- 10.
Which of the following is classified as a structural trap?
- A.
Anticline
- B.
Lenticular
- C.
Pinch-out
- D.
Combination
Correct Answer
A. Anticline -
- 11.
Traps and seals work hand in hand to accumulate and retain oil and gas in a reservoir.
- A.
True
- B.
False
Correct Answer
A. True -
- 12.
An anticline is a ________ feature resulting from the horizontal compression of a unit of rock.
- A.
Structural
- B.
Stratigraphic
Correct Answer
A. Structural -
- 13.
Select all of the following that are structural traps?
- A.
Anticline
- B.
Dome
- C.
Fault
- D.
Salt Domes
- E.
Diagenetic
- F.
Lithology changes
Correct Answer(s)
A. Anticline
B. Dome
C. Fault
D. Salt Domes -
- 14.
Type of trap created when structural deformation and stratigraphic features are closely interrelated and create more than one possible trapping mechanism.
- A.
Structural
- B.
Stratigraphic
- C.
Combination
Correct Answer
C. Combination -
- 15.
Which of the following make good seals?
- A.
Shales
- B.
Gypsum
- C.
Anhydrite
- D.
Halite
- E.
Sandstone
- F.
Limestone
- G.
Dolomite
Correct Answer(s)
A. Shales
B. Gypsum
C. Anhydrite
D. Halite -
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-
Current Version
-
Jul 31, 2014Quiz Edited by
ProProfs Editorial Team -
Jul 30, 2014Quiz Created by
Taylor
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