Composition of Earth MCQs & Quiz Online PDF Book Download

Composition of earth MCQs, composition of earth quiz answers to learn elementary school earth science courses online. Restless earth plate tectonics multiple choice questions (MCQs), composition of earth quiz questions and answers for online school degrees. Composition of earth test prep for teacher certification.

Learn earth science MCQs: total percentage of mantle of earth's surface is, with choices 0.67, 0.01, 0.33, and 0.45 for online school degrees. Free Earth science student portal for online learning composition of earth quiz questions, MCQs to find questions answers based online learning tests.

MCQ on Composition of Earth PDF Book Download

MCQ: Total percentage of mantle of earth's surface is

  1. 0.67
  2. 0.01
  3. 0.33
  4. 0.45


MCQ: Core doesn't contain

  1. silicon
  2. nickel
  3. oxygen
  4. iron


MCQ: A substance which is composed of two or more elements is called a

  1. mixture
  2. compound
  3. material
  4. substrate


MCQ: Thickness of core is equal of

  1. 3430km
  2. 2900 km
  3. 100km
  4. 1km


MCQ: Central part of earth which is below mantle is called the

  1. core
  2. crust
  3. mesosphere
  4. tectonic plates