Igneous Rocks MCQs Quiz Worksheet PDF Download

Learn igneous rocks MCQs, science test for online learning courses and test prep to practice. Rock cycle multiple choice questions (MCQ), igneous rocks quiz questions and answers for getting ready for 8th grade science.

Science practice test MCQ: crystalline or glassy rock formed when magma or lava cools down and solidifies is called with options sedimentary rocks, metamorphic rocks, igneous rocks and morphic rocks for daily quiz questions with online cognitive learning portal for students of class 8. Free science revision notes to learn igneous rocks quiz with MCQs to find questions answers based online learning tests.

MCQs on Igneous Rocks Quiz PDF Download

MCQ: A crystalline or glassy rock formed when magma or lava cools down and solidifies is called

  1. sedimentary rocks
  2. metamorphic rocks
  3. igneous rocks
  4. morphic rocks

C

MCQ: Obsidian is rich in

  1. silica
  2. iron
  3. cobalt
  4. calcium

A

MCQ: A rock which is formed after lava eruption is called

  1. Basalt
  2. granite
  3. sandstone
  4. limestone

A

MCQ: A stone which is used to sooth skin is glassy volcanic rock formed from lava froth is

  1. obsidian
  2. pumice
  3. basalt
  4. granite

B

MCQ: Iron-rich igneous rocks are denser than rocks which are rich in

  1. silica
  2. Sulphur
  3. cobalt
  4. calcium

A