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प्रश्न
Write any three economic importance of algae.
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उत्तर
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Agriculture: Some of the blue-green algae are essential for the fixing of atmospheric nitrogen into the soil, which increases the fertility of the soil, for example, Nostoc, Anabaena.
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Agar-Agar: Agar Agar is extracted from some red algae, namely Gelidium, Gracillaria, etc., which is used to prepare growth medium in laboratories.
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Iodine: Iodine is obtained from brown algae like Laminaria (kelp).
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संबंधित प्रश्न
An example for colonial form of algae is
In polypetalae, the petals are free.
Write the differences between algae and fungi.
Which among the following has specialised tissue for conduction of water?
- Thallophyta
- Bryophyta
- Pteridophyta
- Gymnosperms
Polvsiohonia is a ______ alga.
______ is an edible algae.
Minute algae floating on the surface of the water are called ______.
______ got from algae is used to prepare growth medium in laboratories.
Agar-Agar is extracted from red algae.
What is phytoplankton?
