10th Chemistry Chapter 6 Exercise Quiz
Chemistry 10th Class Chapter 6: Environment Chemistry – The Atmosphere Exercise Quiz
Online quizzes are an excellent way for students to assess their understanding of key concepts. At topper.pk, we provide quizzes for 10th Class Chemistry Chapter 6: Environment Chemistry – The Atmosphere, aligned with the latest syllabus. These quizzes are designed to prepare students for school exams as well as competitive exams such as PPSC, NTS, CSS, and others. In addition to the quizzes, our YouTube channel, Asif Brain Academy, offers detailed video explanations for each quiz question, ensuring a complete and thorough understanding of the topic. These resources are accessible online, enabling students to study anytime and anywhere.
Below are some important MCQs with answers for Chapter 6: Environment Chemistry – The Atmosphere.
Chapter 14 Exercise MCQS – 10TH Chemistry
(I) About 99% of the atmosphere’s mass lies within: (ch14)
a
30 kilometres
b
35 kilometres
c
15 kilometres
d
11 kilometres
(II) Depending upon temperature variation, the atmosphere is divided into: (ch14)
a
One region
b
Two regions
c
Three regions
d
Four regions
(III) Just above the Earth’s surface is: (ch14)
a
Mesosphere
b
Stratosphere
c
Thermosphere
d
Troposphere
(IV) A group of gases that maintains the temperature of the atmosphere is: (ch14)
a
Carbon dioxide and water vapours
b
Nitrogen and carbon dioxide
c
Oxygen and water vapours
d
Nitrogen and oxygen
(V) The Earth’s atmosphere is getting hotter because of: (ch14)
a
Increasing concentration of CO
b
Increasing concentration of COâ‚‚
c
Increasing concentration of O₃
d
Increasing concentration of SOâ‚‚
(VI) Which one of the following is not a Greenhouse Effect? (ch14)
a
Increasing atmospheric temperature
b
Increasing food chains
c
Increasing flood risks
d
Increasing sea-level
(VII) Normally rainwater is weakly acidic because of: (ch14)
a
SO₃ gas
b
COâ‚‚ gas
c
SOâ‚‚ gas
d
NOâ‚‚ gas
(VIII) Buildings are being damaged by acid rain because it attacks: (ch14)
a
Calcium sulphate
b
Calcium nitrate
c
Calcium carbonate
d
Calcium oxalate
(IX) Acid rain affects the aquatic life by clogging fish gills because of: (ch14)
a
Lead metal
b
Chromium metal
c
Mercury metal
d
Aluminium metal
(X) Ozone is beneficial for us as it: (ch14)
a
Absorbs infrared radiations
b
Absorbs ultraviolet radiations
c
Absorbs chlorofluorocarbons
d
Absorbs air pollutants