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

The parasite called Plasmodium causes a disease known as:

After consuming a dish of mutton, a person complained of nausea, vomiting, diarrhoea, and pain in the abdomen.

(a) what type if disease is he suffering from?

(b) What causes this disease?

To which category of micro-organisms do the following belong?

Amoeba, Lactobacillus, Chlamydomonas, Penicillium, Yeast, HIV

Name the causative micro-organisms do the following belong?

(a) Rust of wheat

(b) Citrus canker

(c) Yellow vein mosaic of bindi (Okra)