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29 Oct 2020
9. Depletion of the ozone layer is damaging to human health. Negative effects include
a. Skin cancers
b. Osteoporosis
c. Dyspepsia
d. None of the above
9. Depletion of the ozone layer is damaging to human health. Negative effects include
a. Skin cancers
b. Osteoporosis
c. Dyspepsia
d. None of the above
Raushan RajLv8
29 Oct 2020