Science
The process of conversion of sugar into alcohol is called
- nitrogen fixation
- moulding
- fermentation
- infection
Related Questions
The most common carrier of communicable diseases is
- ant
- housefly
- dragonfly
- spider
The bread or idli dough rises because of
- heat
- grinding
- growth of yeast cells
- kneading
Match the organisms in Column A with their action in Column B.
A B 1. Bacteria (a) Fixing nitrogen 2. Rhizobium (b) Setting of curd 3. Lactobacillus (c) Baking of bread 4. Yeast (d) Causing malaria 5. A protozoan (e) Causing cholera 6. A virus (f) Causing AIDS (g) Producing antibodies Can microorganisms be seen with the naked eye? If not, how can they be seen?