decomposing the dead organic
cling nutrients such as nitrogen present in the atmosphe
obes often spoil food items and may cause food poisoning.
us preservation techniques, such as heating, cooling, adding sugar, salt
gar, dehydration, chemical preservation and pasteurisation are used to
spoilage by microbes.
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Choose the correct option.
a. Penicillin/Streptomycin was the first antibiotic discovered by Fler
b. Disease causing organisms are called antigens pathogens.
c. Microbes can replenish soil by their decomposition/fermentati
d. Dengue is caused by a virus/bacterium.
e. Tuberculosis/AIDS can spread through fine droplets in the ai
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Answer:
a. penicillin
b. pathogens
c. decomposition
d. bacterium
e. Aids
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