Selected MCQ

Current Question
Which rock type forms from cooling magma?
  • A. Sedimentary
  • B. Metamorphic
  • C. Igneous
  • D. Clastic
Correct Answer: C
Explanation:
Igneous rocks form from molten material.
Related Question 1
Which rock forms from cooling lava?
  • A. Granite
  • B. Basalt
  • C. Marble
  • D. Slate
Correct Answer: B
Explanation:
Basalt is extrusive igneous rock.
Related Question 2
Which rock forms from magma below surface?
  • A. Extrusive
  • B. Intrusive
  • C. Sedimentary
  • D. Metamorphic
Correct Answer: B
Explanation:
Intrusive rocks cool underground.
Related Question 3
Which rock forms from sediments?
  • A. Igneous
  • B. Metamorphic
  • C. Sedimentary
  • D. Volcanic
Correct Answer: C
Explanation:
Sedimentary rocks form from deposition.
Related Question 4
Which reaction type forms larger molecule from smaller ones?
  • A. Decomposition
  • B. Addition
  • C. Substitution
  • D. Elimination
Correct Answer: B
Explanation:
Addition combines molecules.
Related Question 5
Which rock type is formed by compression of sediments?
  • A. Igneous
  • B. Metamorphic
  • C. Sedimentary
  • D. Volcanic
Correct Answer: C
Explanation:
Sedimentary rocks form via compaction.