The Atmosphere Multiple Choice Questions Test 3 pdf Download

Practice chemistry quiz 3 on the atmosphere MCQs, grade 10 air pollutants multiple choice questions. Free air pollutants guide has chemistry worksheet with answering options pleasant odor, unpleasant odor, no odor and orange color of multiple choice questions (MCQ) with air pollutants quiz as ozone gas (o3) has for exam prep. Study to learn air pollutants quiz to attempt multiple choice questions based test.

MCQs on The Atmosphere - Quiz 3

MCQ. Ozone gas (O3) has

  1. unpleasant odor
  2. pleasant odor
  3. no odor
  4. orange color

A

MCQ. Solvents used for cleaning electronic circuit boards are

  1. chlorofluorocarbons
  2. carbons
  3. fluorides
  4. grease

A

MCQ. Amount of Nitrogen (N2) present in dry air is

  1. 20%
  2. 78%
  3. 48%
  4. 68%

B

MCQ. At every 1 km increase in altitude, air gets about

  1. 10°C cooler
  2. 6.5°C hotter
  3. 6.5°C cooler
  4. 20°C cooler

C

MCQ. Atmospheric layer closest to earth's surface is

  1. troposphere
  2. mesosphere
  3. stratosphere
  4. thermosphere

A