Igneous Rocks MCQs Quiz Online PDF Download

Learn igneous rocks MCQs, general knowledge test for online courses learning and test prep to practice. Types of rocks quiz has multiple choice questions (MCQ), igneous rocks quiz questions and answers to learn.

General knowledge test MCQ on examples of submarine volcanic activities are with options blue smokers, black smokers, white smokers and yellow smokers problem solving skills for viva, competitive exam prep, interview questions with answer key. Free study guide is for online learning igneous rocks quiz with MCQs to practice test questions with answers. Igneous Rocks Video

MCQs on Igneous Rocks Quiz PDF Download

MCQ. Examples of submarine volcanic activities are

  1. blue smokers
  2. black smokers
  3. white smokers
  4. yellow smokers

D

MCQ. Igneous rocks with lowest content of silica are known as

  1. mafic rocks
  2. felsic rocks
  3. porphyry
  4. ultramafic rocks

D

MCQ. Non-essential minerals present in igneous rocks are classified as

  1. intrusive minerals
  2. accessory minerals
  3. smoker minerals
  4. white minerals

B

MCQ. Intrusive igneous rocks are classified as

  1. gamma-abyssal
  2. alpha-abyssal
  3. hypabyssal
  4. abyssal

C

MCQ. Crystals of igneous rocks that are too small to be seen with naked eyes are known as

  1. phaneritic
  2. aphanitic
  3. porphyry
  4. pyroclastic

B