Atmosphere Composition Multiple Choice Questions Test 2 Tests pdf Download

Practice earth-science test 2 on atmosphere composition MCQs, science composition of atmosphere multiple choice questions and answers. Composition of atmosphere revision test has earth-science worksheets, answer key with choices as hydrogen, oxygen, carbon dioxide and nitrogen of multiple choice questions (MCQ) with composition of atmosphere quiz as the gas which has percentage equal to 78% in air is the for competitive exam prep. Free earth-science study guide to learn composition of atmosphere quiz to attempt multiple choice questions based test.

MCQs on Atmosphere Composition Quiz pdf Download Worksheets 2

MCQ. Gas which has percentage equal to 78% in air is the

  1. oxygen
  2. hydrogen
  3. carbon dioxide
  4. nitrogen

D

MCQ. Thermosphere as compare to troposphere is

  1. less dense
  2. more dense
  3. colder
  4. hotter

A

MCQ. Ozone has been depleted due to

  1. CFS
  2. UV rays
  3. oil spill
  4. deforestation

A

MCQ. Earth has tendency to absorb energy from sun which is

  1. 0.25
  2. 0.2
  3. 0.5
  4. 0.05

C

MCQ. Mixture of gases around us is regarded as

  1. ecosystem
  2. atmosphere
  3. environment
  4. climate

B