Match the micro-organism in column A with their action on Column B:
Column A
(i) Bacteria
(ii) rhizobium
(iii) Lactobacillus
(iv) Yeast
(v) A protozoan
(vi) A virus
(vii) penicillium
Column B
(a) Fixing nitrogen
(b) setting of curd
(c) Baking of Bread
(d) Causing malaria
(e) Causing cholera
(f) Causing AIDS
(g)Producing antibiotics
(i) e; (ii) a ; (iii) b; (iv) c ; (v) d ; (vi) f ; (vii) g