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Questions and Answers
Which insect is the carrier of the parasite causing malaria?
Which insect is the carrier of the parasite causing malaria?
Which insect spreads the dengue virus?
Which insect spreads the dengue virus?
Which microbe causes malaria disease?
Which microbe causes malaria disease?
Which disease spreads through infected food or water?
Which disease spreads through infected food or water?
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Which micro-organism is used for the large scale production of alcohol?
Which micro-organism is used for the large scale production of alcohol?
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Who discovered the antibiotic Penicillin?
Who discovered the antibiotic Penicillin?
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What is the main function performed by blue-green algae?
What is the main function performed by blue-green algae?
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Which scientist discovered the vaccine for smallpox?
Which scientist discovered the vaccine for smallpox?
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Which food materials can be preserved by using common salt?
Which food materials can be preserved by using common salt?
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What are the preservatives used in the preservation of fruits as jams and jellies?
What are the preservatives used in the preservation of fruits as jams and jellies?
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Which two food materials can be preserved by using oil or vinegar?
Which two food materials can be preserved by using oil or vinegar?
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What are the two special chemicals used as food preservatives?
What are the two special chemicals used as food preservatives?
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