Question

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Answer 1

Answer:

ANSWER: A) Denitrifying bacteria are microorganisms that are a blessing for farmers as these prevent the plants from taking up excess nitrogen thereby protecting the plants. Denitrifying bacteria are a curse as they convert the nitrates to free hydrogen thereby reducing the fertility of soil.

2. The commonly used species of yeast used in bakeries and breweries is Saccharomyces cerevisiae and known as Baker's or brewer's yeast. 2】used in bakeries for baking bread as serves as lavening agent which causes bread to rise by converting fermentable sugars in dough to CO2

Answer 2

Answer:

1 it helps because it prevents the plant from high nitrogen concentrate but if the soil nitrogen is low it kills the plants

2 yeast ferments the sugar into CO2

Explanation: