Which process is used to preserve fish, meat and vegetable?
Canning
Dehydration
Heating
Refrigeration
Name the species of bacteria which is used to manufacture the antibiotic, 'streptomycin'?
Bacillus subtilis
Streptomycin griseus
Pencillium notatum
Pencillium chrysogenum
Name the micro organisms which spread disease.
Parasites
Vectors
Pathogenic
Microbes
Name the species of bacteria which cause the disease 'citrus canker'
Xanthomonas citri
Xanthomonas oryzae
Pseudomonas spp
Solanacearum
Which gas is liberated by the conversion of sugar solution into alcohol.
Oxygen
Carbondioxide
Carbon monoxide
Nitrogen
Which bacteria turns milk into curd.
Lacto bacillus
Bacilli
Cocci
Vibrio
From which micro organisms penicillin is being manufactured?
Bacteria
Algae
Fungi
Virus
Which process is used to preserve milk.
canning
refrigeration
heating
pasteurisation
Why are viruses very much used as biological research tools?
They have ability to pass on genetic information from one cell to another cell.
Due to their simplicity of structure and rapid multiplication.
They are used in eradicating harmful parts.
They are used to produce vaccine
Name an ammonifying bacteria
Nitrobacter
Bacillus ramosus
Rhizobium
Clostridium
