Biology Our Environment CBSE Board 2026 Medium
Consider the following statements about ozone and choose the correct option: (i) One molecule of ozone gas is…
Consider the following statements about ozone and choose the correct option :
- (i)One molecule of ozone gas is formed by three atoms of oxygen.
- (ii)Ozone is the product of UV radiations acting on oxygen () molecules.
- (iii)Ozone performs an essential function at the lower levels of the atmosphere.
- (iv)Ozone is very useful and is essential for all aerobic forms of life. Options :
- (a)(i) and (iii)
- (b)(i) and (ii)
- (c)(ii) and (iv)
- (d)(iii) and (iv)
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