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प्रश्न
In the soil, which nutrient is enriched by blue-green algae (cyanobacteria)?
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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
Vinegar is a ______ type of food preservative.
Look at the pictures given below. Which one is good for health? Why?
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World Hunger Day is observed on _____.
Give an example of a substance used to protect food grains in the olden days ______.
Why do we need to preserve food?
What is pasteurization?
Dried Neem leaves and turmeric are used to store food grains in our home to protect the grain from insects and Beetles.
What shall we do?
There are vendors selling uncovered sweetmeats in open places in the market.
Find the odd-man-out.
Give reason.
Nowadays, food is served buffet style during large gatherings.
