Atmosphere of the Earth Quiz | Multiple Choice Questions (MCQs).

Page: 1 | 2 | 3 | 4 | 5

6. Most of the commercial airplanes fly in the _____ part of the _____.
(A) lower, troposphere
(B) higher, troposphere
(C) lower, stratosphere
(D) higher, stratosphere

7. The stratosphere layer is about _____ kilometres thick.
(A) 30
(B) 35
(C) 40
(D) 45

8. The unit to measure ozone concentration is
(A) Dobson
(B) Barn
(C) Brass
(D) Metric ounce

9. The International Space Station (ISS) orbits in which layer of the Earth’s atmosphere?
(A) Troposphere
(B) Stratosphere
(C) Mesosphere
(D) Thermosphere

10. The International Space Station orbits at an average altitude of _____ kilometre from the surface of the Earth.
(A) 300
(B) 400
(C) 500
(D) 600

ANSWERS: ATMOSPHERE QUIZ
6. (C) lower, stratosphere
7. (B) 35
8. (A) Dobson
9. (D) Thermosphere
10. (B) 400. Next: Atmosphere Questions 11–15