Question 1

Select a topography that is suitable for the formation of oil and gas fields.

Accepted Answer

Sedimentary basin

Answer

Oceanic crust

Answer

Volcano

Answer

Basement rock

Question 2

Select a geological formation where oil and natural gas are generated from organic matters.

Accepted Answer

Source rock

Answer

Cap rock

Answer

Reservoir rock

Answer

Basement rock

Question 3

Select a common reservoir rock.

Accepted Answer

Sandstone

Answer

Shale rock

Answer

Claystone

Answer

Mad stone

Question 4

Select the type of trap indicated in red in the figure.

Accepted Answer

Anticlinal trap

Answer

Stratigraphic trap

Answer

Fault trap

Answer

Combinatorial trap

Question 5

In what percentage of the world's sedimentary basins have oil and gas fields been discovered?

Accepted Answer

30 %

Answer

70 %

Answer

90 %

Answer

50 %

Question 6

Select the geological age when the most oil and gas fields were formed.

Accepted Answer

Cretaceous

Answer

Jurassic

Answer

Paleogene

Answer

Neogene

Question 7

Select a correct API gravity of oil which has a specific gravity (60/60 °F) of 0.85.

Accepted Answer

35

Answer

37

Answer

31

Answer

33

Question 8

What is the name of the oil with high sulfur content?

Accepted Answer

Sour oil

Answer

Sweet oil

Answer

Bitter oil

Answer

Salty oil

Question 9

Select a correct explanation for biogenic gas.

Accepted Answer

Carbon isotopic ratios (13C/12C) of biogenic gas is smaller than that of thermogenic gas.

Answer

Biogenic gas is classified as inorganic-origin gas

Answer

Biogenic gas accounts for the majority of the world's natural gas.

Answer

A gas that contains not only methane, but also a large amount of ethane and propane.

Question 10

Which gas is classified as LPG, Liquefied Petroleum Gas?

Accepted Answer

Propane

Answer

Methane

Answer

Ethane

Answer

Pentane

Related quizzes

Related quizzes