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Explain how does a vaccine work?
The vaccine contains dead or weakened pathogens. When vaccine is administered, it stimulated the production of antibodies in the individuals body, against the pathogen. Antibodies stay in the body of the individual and protect them from the pathogen.
The following is an antibiotic
Carrier of malaria-causing protozoan is
The most common carrier of communicable diseases is
The bread or idli dough rises because of
The process of conversion of sugar into alcohol is called
Match the following option.
Can microorganisms be seen with the naked eye? If not, how can they be seen?
What are the major groups of microorganisms?
Name the microorganisms which can fix atmospheric nitrogen in the soil.
Write 10 lines on the usefulness of microorganisms in our lives.
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