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प्रश्न
In the soil, which nutrient is enriched by blue-green algae (cyanobacteria)?
उत्तर
Nitrogen fixing bacteria that are known as cyanobacteria enriches nitrogen and changes it into nitrites and nitrates and then the nitrogen transforms into blue-green algae.
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संबंधित प्रश्न
Materials like milk are instantly cooled after heating up to a certain high temperature. This method of food preservation is called ______.
The physician who discovered that scurvy can be cured by ingestion of citrus fruits is ______.
Give reason for the following statement.
Salt is added as a preservative in pickles
Name any two naturally occuring toxic substances in food.
______ is a natural preservative used to increase the shelf life of fruit juices/squash.
What is pasteurization?
Why is the oil used as a preservative for pickles?
The addition of oil in pickles prevents the contact of air with the pickle.
Find the odd-man-out.
Find the odd-man-out.
