Study the following statements about ozone: (a) It is essential for the breathing of living organisms. (b) It is used to disinfect water. (c) It absorbs ultraviolet rays. (d) Its proportion of air is about 3%. Which of these statements are correct?
Study the following statements about ozone: (a) It is essential for the breathing of living organisms. (b) It is used to disinfect water. (c) It absorbs ultraviolet rays. (d) Its proportion of air is about 3%. Which of these statements are correct?
Harshit Singh , 3 Years ago
Grade 12th pass
