Correct statement about I and II

Choose the correct statement about I, II and III.

Choose the correct statement about I, II and III.

Select the correct statement about compound I and compound II from the following :

Correct statement about classical smog (I) and photochemical smog (II) is:

Correct statement about classical smog (I) and photochemical smog (II) is:

Select correct statement about I effect?

The correct statemetents about the compounds I,II and III

Which option shows all correct statement about spore formation in plants ? Statements : (i) True spores are always borne by sporophyte (ii) The sporophyte of mass reproduces asexually by spores. (iii) Ferns are heterosporous (iv) Selaginella is a homosporous (A) (i) (B) (i), (ii) (C) (i), (ii) and (iii) (D) (i) and (iv)