Petroleum Systems and Seismic Imaging Quiz
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Questions and Answers

Which of the following is NOT a component of a functional petroleum system?

  • Seal rock
  • Source rock
  • Reservoir rock
  • Trap (correct)

    • What is the main factor responsible for the formation of coal?

  • Rapid burial and conversion to kerogen
  • Burial of land-plants (correct)
  • Photosynthesis
  • Oxidation of organic material

    • Which type of kerogen is derived from land plants?

  • Type II
  • Type I
  • Type III (correct)
  • Type IV

    • What is the main factor determining the quality of a source rock?

    <p>Total organic carbon (TOC) content</p> Signup and view all the answers

    Which of the following is true about the carbon cycle?

    <p>Carbon is cycled between the atmosphere, the oceans, and rocks.</p> Signup and view all the answers

    Which period is associated with the formation of much of the world's coal?

    <p>Carboniferous period</p> Signup and view all the answers

    What is the main source of oil production?

    <p>Algal and planktonic material</p> Signup and view all the answers

    Which type of rocks are needed for a reservoir?

    <p>Sandstone</p> Signup and view all the answers

    What is the main purpose of a seal rock in a reservoir?

    <p>To prevent hydrocarbon leakage</p> Signup and view all the answers

    Which geological processes are necessary for a functional petroleum system?

    <p>Migration and accumulation</p> Signup and view all the answers

    What is the purpose of seismic imaging in petroleum exploration?

    <p>To create a picture of subsurface structure</p> Signup and view all the answers

    Which of the following is true about the formation of coal?

    <p>Coal is primarily formed from land-plants</p> Signup and view all the answers

    Which of the following is NOT a phase in petroleum exploration?

    <p>Exploration</p> Signup and view all the answers

    Which of the following is true about the carbon cycle?

    <p>Carbon is cycled between the atmosphere, the oceans, and rocks</p> Signup and view all the answers

    Which of the following is true about the formation of coal?

    <p>Coal is formed from the burial of land-plants</p> Signup and view all the answers

    What is the main factor responsible for the migration of oil and gas?

    <p>Fluid buoyancy</p> Signup and view all the answers

    Which type of rock is necessary for a functional petroleum system to have a reservoir?

    <p>Reservoir rock</p> Signup and view all the answers

    What is the main purpose of a trap in a petroleum system?

    <p>To contain and accumulate oil or gas</p> Signup and view all the answers

    Which of the following is true about reservoir rocks?

    <p>They can be any type of rock, including igneous and metamorphic.</p> Signup and view all the answers

    What is the main purpose of a seal rock in a reservoir?

    <p>To prevent hydrocarbons from leaking.</p> Signup and view all the answers

    Which of the following is a necessary process in a petroleum system?

    <p>Accumulation and retention</p> Signup and view all the answers

    What is the main factor responsible for the production of seismic images?

    <p>The reflection of soundwaves at interfaces in the subsurface.</p> Signup and view all the answers

    Which of the following is NOT a type of kerogen?

    <p>Type IV</p> Signup and view all the answers

    What is the main factor responsible for the migration of oil and gas?

    <p>Fluid buoyancy</p> Signup and view all the answers

    What is the main purpose of a trap in a petroleum system?

    <p>To accumulate hydrocarbons</p> Signup and view all the answers

    Which of the following is true about the quality of a source rock?

    <p>It is determined by the organic productivity</p> Signup and view all the answers

    Which of the following is NOT a phase in petroleum exploration?

    <p>Migration</p> Signup and view all the answers

    What is the main factor responsible for the migration of oil and gas?

    <p>Reservoir rocks</p> Signup and view all the answers

    Which of the following is true about the carbon cycle?

    <p>The subsurface cycle involves the burial and remobilization of organic matter as oil and gas</p> Signup and view all the answers

    Which of the following is true about seismic migration?

    <p>Seismic migration is a non-unique process that requires iteration and advanced technology.</p> Signup and view all the answers

    Which of the following is a direct hydrocarbon indicator?

    <p>Amplitude extraction</p> Signup and view all the answers

    What is the main purpose of 3D seismic data in petroleum exploration?

    <p>To create detailed seismic images of the subsurface structure</p> Signup and view all the answers

    What is the main purpose of seal rocks in a reservoir?

    <p>To prevent hydrocarbon from leaking over geological time</p> Signup and view all the answers

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