Chemistry MCQs for Class 10 MCQs Quiz Online PDF Download eBook

Chemistry mcqs for class 10 Multiple Choice Questions (MCQ), chemistry mcqs for class 10 quiz answers PDF to practice grade 10 chemistry test for online school programs. Learn environmental chemistry i atmosphere Multiple Choice Questions and Answers (MCQs), "Chemistry MCQs for Class 10" quiz questions and answers for online learning. Learn air pollution, environmental issues, layers of atmosphere, chemistry mcqs for class 10 test prep for online school classes.

"Minimum temperature of the troposphere is" Multiple Choice Questions (MCQ) on molecular and formula mass with choices 17 °c, −55 °c, −5 °c, and 1800 °c for online learning. Free chemistry student portal for online learning environmental chemistry i atmosphere quiz questions for online learning.

MCQs on Chemistry MCQs for Class 10 PDF Download eBook

MCQ: Minimum temperature of the troposphere is

  1. 17 °C
  2. −55 °C
  3. −5 °C
  4. 1800 °C

B

MCQ: The thermosphere is divided into how many layers?

  1. two
  2. three
  3. four
  4. five

A

MCQ: The energy of sunlight is converted into heat by

  1. oxygen only
  2. nitrogen only
  3. hydrogen
  4. oxygen and nitrogen

D

MCQ: Brilliant light displays called aurora borealis occur in

  1. troposphere
  2. stratosphere
  3. exosphere
  4. ionosphere

D

MCQ: What is the extension of the exosphere above the surface of Earth?

  1. 80 km to 400 km
  2. 0 km to 12 km
  3. 400 km to thousands of kilometer
  4. none of above

C