1. Fill in the blanks.
can
(a)
algae fix nitrogen directly from air to enhance fertility of soil.
(b) Milk
be
preserved by
(c) Cholera is caused by
(d) mosquito causes dengue disease in humans.
(e) is used in the process of fermentation.
Answers
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2
Answer:
(a) Green
(b) pasteurization
(c) Polluted water
(d) Aedes
Explanation:
(e) Fermentation is a metabolic process in which an organism converts a carbohydrate, such as starch or a sugar, into an alcohol or an acid. For example, yeast performs fermentation to obtain energy by converting sugar into alcohol. Bacteria perform fermentation, converting carbohydrates into lactic acid.
Thx
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