3. Match the organisms in Column A with their action in Column B.
A B
(i) Bacteria (a) Fixing nitrogen
(ii) Rhizobium (b) Setting of curd
(iii) Lactobacillus (c) Baking of bread
(iv) Yeast (d) Causing malaria
(v) A protozoan (e) Causing cholera
(vi) A virus (f) Causing AIDS
(g) Producing antibodies
Correct matched organisms in Column A with their action in Column B:
| Column A | Column B |
| (i) Bacteria | (e) Causing Cholera |
|
(ii) Rhizobium |
(a) Fixing nitrogen |
| (iii) Lactobacillus | (b) Setting of curd |
| (iv)Yeast | (c) Baking of bread |
| (v)A protozoan | (d) Causing malaria |
| (vi)A virus | (f) Causing AIDS |