61.
Which of the following rocks is classified as metamorphic?

62.
What does RQD (Rock Quality Designation) measure?

63.
What does the term 'strike' refer to in structural geology?

64.
Which of the following rocks has the highest porosity?

65.
What is the main feature of an aquifer?

66.
What does a geological cross-section represent?

67.
Which of the following geophysical methods is most suitable for locating underground water?

68.
Which material is considered impermeable in engineering geology?

69.
Why is it important to study geological structures in tunnel design?

70.
Which type of fault has movement primarily in the vertical direction?