1
Q:
| A) CFC's | B) Carbon tetra-chloride (CCl4) |
| C) HCFC's | D) All of the above |
Answer: D) All of the above
Explanation:
Explanation:
Ozone layer depletion is one of the most serious problems faced by our planet earth. Substances that Deplete the Ozone Layer (ODS) emission are responsible for ultraviolet radiations from the sun break them to release chlorine (from CFCs) and bromine (from methyl bromide and halons).
Aptitude and Reasoning
General Knowledge
Puzzles
Interviews
Technical
Certifications
Exams
Job
Roles
True or False
Exams