A common preservative used in jam and pickles is
A) Sodium benzoate
B) Nitric acid
C) Sodium Chloride
D) Copper Sulphate
Correct Answer:
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Q1: Diseases like polio and chicken pox are
Q2: Examples of Multicellular Microorganism are
A)Algae, Bacteria
B)Bacteria and
Q3: Some medicines obtained from micro-organisms are applied
Q5: Rhizobium found in root nodules of leguminous
Q6: Lactobacillus is commonly found in
A)Cake
B)Curd
C)Bread
D)All of the
Q7: The process of conversion of sugar into
Q8: The pores in the bread is due
Q9: Deliberately injecting weak microbes into a healthy
Q10: The microbe for Malaria is carried by
A)Male
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