petroleum system

What are the essential elements of a petroleum system?

• Trap Formation, Generation, Accumulation, Processes

• Source Rock, Reservoir Rock, Seal, Overburden Rock

• Reservoir Rock, Source Rock, Basement Rock, Overburden Rock

• Trap, Generation, Migration, Seal

What is the purpose of a seal or cap rock in a petroleum system?

• To increase permeability

• To prevent hydrocarbons from migrating

• To store hydrocarbons

• To generate hydrocarbons

Which type of kerogen is algal (oil prone) sapropelic?

• Type IV

• Type I

• Type II

• Type III

Which one of the following is NOT one of the components of the petroleum system?

• Source rock

• Igneus rock

• Reservoir rock

• Trap

The placed where oil and gas are barred from further movement is known as?

• Reservoir

• Trap

• Source rock

• Kerogen

What process occurs in a source rock to generate hydrocarbons?

• Crystallization

• Oxidation

• Erosion

• Maturation

What is the primary purpose of a seal rock in a petroleum system?

• To generate hydrocarbons

• To store hydrocarbons

• To allow fluid flow

• To prevent upward migration of hydrocarbons

What is the main constituent of natural gas?

• Methane

• Butane

• Ethanol

• Propane

What is the type of trap shown in these images?

• Structural

• Hydrodynamic

• Combination traps

• Stratigraphic

Which reservoir characteristic will make a good reservoir?

• Laterally continuous, high porosity, high permeability

• Laterally discontinuous, low porosity, low permeability

• Laterally continuous, Low porosity, high permeability

• Laterally continuos, High porosity, low permeability