Chemistry MCQs for Class 10 MCQs Online Quiz PDF Download

Chemistry MCQs for Class 10 Multiple Choice Questions (MCQ), chemistry mcqs for class 10 quiz answers PDF to study high school chemistry for online degree courses. 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 oxidation states 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

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