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PSEB-MICRO ORGANISMS:FRIEND AND FOE-EXERCISE
- Fill in the blanks Micro-organisms can be seen with the help of a ………...
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- Fill in the blanks Blue green algae fix…………directly from air to enhan...
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- Fill in the blanks Alcohol is produced with the help of…………
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- Fill in the blanks : Cholera is caused by ……………. .
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- Tick the correct answer. Yeast is used in the production of
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- Tick the correct answer. Yeast is used in the production of
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- Tick the correct answer. Yeast is used in the production of
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- Tick the correct answer. The most common carrier of communicable disea...
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- Tick the correct answer. The bread of idli dough rises because of
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- Tick the correct answer. The process of conversion of sugar into alcoh...
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- Can microorganisms be seen with the naked eye ?If not,how can they be ...
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- What are the major groups of microorganisms?
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- Name the microorganisms which can fix atmospheric nitrogen in the soil...
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- Write 10 lines on the usefulness of microorganisms in our lives.
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- Write a short paragraph on the harmful effects of microorganism.
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- What are antibiotics? What precautions must be taken while taking anti...
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