Ozone-Multiple Choice Questions Quiz

Interactive MCQs on “Ozone”:

Solve the following 10 questions. Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1: What is the chemical formula of ozone?

(a) O2
(b) H2O
(c) CO2
(d) O3

Question 2: In the Earth's atmosphere, where is the ozone layer located?

(a) Troposphere
(b) Mesosphere
(c) Stratosphere
(d) Thermosphere

Question 3: Ozone plays a crucial role in protecting life on Earth by absorbing and blocking which type of radiation from the Sun?

(a) Infrared radiation
(b) Ultraviolet (UV) radiation
(c) Visible light
(d) X-rays

Question 4: Ozone is formed in the stratosphere primarily through the process of:

(a) Photosynthesis
(b) Combustion
(c) Respiration
(d) Photodissociation

Question 5: What is the role of the ozone layer in the stratosphere?

(a) It prevents the escape of oxygen from the atmosphere.
(b) It regulates the Earth's temperature by trapping heat.
(c) It absorbs carbon dioxide to maintain a stable climate.
(d) It absorbs and shields the Earth from harmful UV radiation.

Question 6: What is the term for the depletion of the ozone layer due to the release of certain human-made chemicals?

(a) Ozone expansion
(b) Ozone restoration
(c) Ozone stabilization
(d) Ozone depletion

Question 7: The 'ozone hole' is a phenomenon observed mainly over which region of the Earth?

(a) Equator
(b) North Pole
(c) South Pole
(d) Tropics

Question 8: What is the main consequence of ozone depletion in the stratosphere?

(a) Increased oxygen levels at the surface
(b) Enhanced greenhouse effect
(c) Greater air pollution
(d) Increased UV radiation reaching the surface

Question 9: What is the Montreal Protocol?

(a) An international agreement to promote ozone production
(b) A scientific theory explaining ozone layer formation
(c) A policy to encourage ozone depletion
(d) An international treaty to phase out ozone-depleting substances

Question 10: What is the common term for the region in the stratosphere with the highest concentration of ozone?

(a) Ozone valley
(b) Ozone plain
(c) Ozone belt
(d) Ozone peak