Micro-organisms which cause cholera are___ .
Cholera is an infection of the small intestine caused by the bacterium Vibrio cholerae. The classic symptom is large amounts of watery diarrhea that last a few days. Vomitingand muscle cramps may also occur.
The type of micro-organism which causes cholera is ___________.
Match the micro-organisms in column A with their action in column 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
(vii) Penicillium (g) Producing antibiotics
Which of the following micro-organisms can cause diseases in plants?
Intercropping
Mixed cropping
Crop rotation
None of these
Micro-organisms are the most common cause of food poisonings.
Which of the following substances is responsible for causing food poisoning?