Composition of Atmosphere MCQs Online Quiz PDF Download

Composition of Atmosphere Multiple Choice Questions (MCQ), composition of atmosphere quiz answers PDF to study high school chemistry for online certificate courses. Learn environmental chemistry i atmosphere Multiple Choice Questions and Answers (MCQs), "composition of atmosphere" quiz questions and answers for online school classes. Learn chemistry mcqs for class 10, layers of atmosphere, air pollution, composition of atmosphere test prep for online school courses.

"Percentage of hydrogen in the air is" Multiple Choice Questions (MCQ) on aqueous solution solute and solvent with choices 0.99, 0.8, 0.5, and 0.25 for online school classes. Free chemistry student portal for online learning environmental chemistry i atmosphere quiz questions for online education.

MCQs on Composition of Atmosphere PDF Download

MCQ: Percentage of hydrogen in the air is

  1. 0.99
  2. 0.8
  3. 0.5
  4. 0.25

D

MCQ: What is the term used for the envelope of gases and water vapor surrounding the planet earth?

  1. air
  2. atmosphere
  3. environment
  4. biome

B

MCQ: Percentage of helium in the air is

  1. 0.000624
  2. 0.000524
  3. 0.000724
  4. 0.000824

B

MCQ: Approximately, what percentage of water vapor is contained by the air in the tropical rain forest?

  1. 0.01
  2. 0.02
  3. 0.03
  4. 0.04

D

MCQ: Percentage of methane in the air is

  1. 0
  2. 0
  3. 0
  4. 0

C