NCERT Solution of class 8th science chapter 2
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Q 8 Write a short paragraph on the harms caused by microorganisms.
Ans- Some microorganisms that grow on our food sometimes produce tonic substances. These led to food poisoning which is very harmful and lead to death . Some microorganisms like protozoan cause serious diseases like malaria.
Q 9 what are antibiotics? what precautions must be taken while taking antibiotics?
Ans- The medicines stop the growth of the disease causing microorganisms.
- Antibiotics should be taken only on the advice of doctor.
- They should not be taken unnecessarily.
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